{"id":45,"date":"2023-09-17T10:57:01","date_gmt":"2023-09-17T10:57:01","guid":{"rendered":"https:\/\/mathority.org\/ko\/%ec%b5%9c%ec%a0%81%ed%99%94-%eb%ac%b8%ec%a0%9c\/"},"modified":"2023-09-17T10:57:01","modified_gmt":"2023-09-17T10:57:01","slug":"%ec%b5%9c%ec%a0%81%ed%99%94-%eb%ac%b8%ec%a0%9c","status":"publish","type":"post","link":"https:\/\/mathority.org\/ko\/%ec%b5%9c%ec%a0%81%ed%99%94-%eb%ac%b8%ec%a0%9c\/","title":{"rendered":"\ucd5c\uc801\ud654 \ubb38\uc81c"},"content":{"rendered":"<p>\uc5ec\uae30\uc5d0\uc11c\ub294 \ud568\uc218 \ucd5c\uc801\ud654 \ubb38\uc81c\ub97c \ub2e8\uacc4\ubcc4\ub85c \ud574\uacb0\ud558\ub294 \ubc29\ubc95\uc744 \uc124\uba85\ud569\ub2c8\ub2e4. \ub610\ud55c \ucd5c\uc801\ud654 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\ub294 \uc5f0\uc2b5\ubb38\uc81c\ub3c4 \uc5f0\uc2b5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%c2%bfque-son-los-problemas-de-optimizacion\"><\/span> \ucd5c\uc801\ud654 \ubb38\uc81c\ub780 \ubb34\uc5c7\uc785\ub2c8\uae4c?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> <strong>\ucd5c\uc801\ud654 \ubb38\uc81c\ub294<\/strong> \ud568\uc218\uc758 \ucd5c\ub300\uac12\uc774\ub098 \ucd5c\uc18c\uac12\uc744 \ucc3e\uc544\uc57c \ud558\ub294 \ubb38\uc81c\uc785\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ucd5c\uc801\ud654 \ubb38\uc81c\uc5d0\ub294 \ud68c\uc0ac\uc758 \uc774\uc775\uc744 \uc815\uc758\ud558\ub294 \ud568\uc218\uc758 \ucd5c\ub300\uac12\uc744 \uacc4\uc0b0\ud558\ub294 \uac83\uc774 \ud3ec\ud568\ub429\ub2c8\ub2e4. <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"como-resolver-los-problemas-de-optimizacion\"><\/span> \ucd5c\uc801\ud654 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\ub294 \ubc29\ubc95<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> \ud568\uc218 \ucd5c\uc801\ud654 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\ub294 \ub2e8\uacc4:<\/p>\n<ol>\n<li> \ucd5c\uc801\ud654\uac00 \ud544\uc694\ud55c <strong>\uae30\ub2a5\uc744 \uc124\uc815\ud569\ub2c8\ub2e4<\/strong> .<\/li>\n<li> <strong>\ucd5c\uc801\ud654\ud560 \ud568\uc218\ub97c \ub3c4\ucd9c\ud569\ub2c8\ub2e4.<\/strong><\/li>\n<li> \ucd5c\uc801\ud654\ud560 \ud568\uc218\uc758 <strong>\uc784\uacc4\uc810\uc744<\/strong> \ucc3e\uc2b5\ub2c8\ub2e4. \uc774\ub807\uac8c \ud558\ub824\uba74 \ud568\uc218\uc758 \ub3c4\ud568\uc218\ub97c 0\uc73c\ub85c \uc124\uc815\ud558\uace0 \uacb0\uacfc \ubc29\uc815\uc2dd\uc744 \ud480\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<li> \ud568\uc218\uc758 \ub2e8\uc870\uc131\uc744 \uc5f0\uad6c\ud558\uace0 <strong>\ud568\uc218\uc758 \ucd5c\ub300\uac12 \ub610\ub294 \ucd5c\uc18c\uac12\uc744 \uacb0\uc815\ud569\ub2c8\ub2e4.<\/strong> <\/li>\n<\/ol>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ejemplo-de-problema-de-optimizacion\"><\/span> \ucd5c\uc801\ud654 \ubb38\uc81c\uc758 \uc608<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> \ucd5c\uc801\ud654 \ubb38\uc81c \uc774\ub860\uc744 \uace0\ub824\ud558\uc5ec \uc774\ub7ec\ud55c \uc720\ud615\uc758 \ubb38\uc81c\ub97c \ub2e8\uacc4\ubcc4\ub85c \ud574\uacb0\ud558\uc5ec \uc5b4\ub5bb\uac8c \uc218\ud589\ub418\ub294\uc9c0 \ud655\uc778\ud560 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<ul>\n<li> \ub2e4\ub9ac\uc758 \uae38\uc774\uac00 10cm\uc778 \uc9c1\uac01\uc0bc\uac01\ud615 \uc911\uc5d0\uc11c \uac89\ub113\uc774\uac00 \uac00\uc7a5 \ud070 \uc9c1\uac01\uc0bc\uac01\ud615\uc758 \ud06c\uae30\ub97c \uad6c\ud558\uc5ec\ub77c.<\/li>\n<\/ul>\n<p> \ubb38\uc81c\ub97c \ud574\uacb0\ud558\uae30 \uc704\ud574 \uc0bc\uac01\ud615\uc758 \ud55c \uac00\uc9c0\ub97c <em>x<\/em> , \ub2e4\ub978 \uac00\uc9c0\ub97c <em>y<\/em> \ub77c\uace0 \ubd80\ub985\ub2c8\ub2e4. <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/triangle-optimisation-probleme.webp\" alt=\"\uc0bc\uac01\ud615 \ucd5c\uc801\ud654 \ubb38\uc81c\" class=\"wp-image-2463\" width=\"172\" height=\"156\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p> <u style=\"text-decoration-color:#FF9B28;\"><strong><span style=\"color:#1976d2;\">1\ub2e8\uacc4:<\/span><\/strong> \ucd5c\uc801\ud654\ud560 \uae30\ub2a5\uc744 \uc124\uc815\ud569\ub2c8\ub2e4.<\/u><\/p>\n<p> \uc6b0\ub9ac\ub294 \uc0bc\uac01\ud615\uc758 \uba74\uc801\uc774 \ucd5c\ub300\uac00 \ub418\uae38 \uc6d0\ud558\uba70 \uc0bc\uac01\ud615\uc758 \uba74\uc801\uc5d0 \ub300\ud55c \uacf5\uc2dd\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-d1fe72037bfa7f8a181f8f92fdeb5a93_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A = \\cfrac{b \\cdot h}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"70\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p> \uc6b0\ub9ac\uc758 \uacbd\uc6b0 \uc0bc\uac01\ud615\uc758 \ubc11\ubcc0\uc740 <em>x<\/em> \uc774\uace0 \ub192\uc774\ub294 <em>y \uc785\ub2c8\ub2e4<\/em> . \uc544\uc9c1:<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-fffb2f09f07fa450174fda22346dc38d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A = \\cfrac{x \\cdot y}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"34\" width=\"72\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p> \uc6b0\ub9ac\ub294 \uc774\ubbf8 \ucd5c\uc801\ud654\ud560 \ud568\uc218\ub97c \uac00\uc9c0\uace0 \uc788\uc9c0\ub9cc \ub450 \uac1c\uc758 \ubcc0\uc218\uc5d0 \uc758\uc874\ud558\uc9c0\ub9cc \ud558\ub098\ub9cc \uc758\uc874\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc131\uba85\uc11c\uc5d0\ub294 \ub450 \ub2e4\ub9ac\uc758 \ud569\uc774 10cm\uac00 \ub418\uc5b4\uc57c \ud55c\ub2e4\uace0 \ub098\uc640 \uc788\uc2b5\ub2c8\ub2e4. \uc544\uc9c1:<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-97009913e60b18a66b47683b142eaa14_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x+ y = 10\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"83\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p> \ub2e4\uc74c \ubc29\uc815\uc2dd\uc5d0\uc11c <em>y\ub97c<\/em> \uad6c\ud569\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-9093174098ec3aeadce1fa9dd3724c27_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y = 10 -x\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"82\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p> \uadf8\ub9ac\uace0 \ud45c\ud604\uc2dd\uc744 \ud568\uc218\ub85c \ub300\uccb4\ud569\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-d9ab3460a669f3a70a608b0a4c64f520_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A = \\cfrac{x \\cdot y}{2} \\ \\xrightarrow{ y \\  = \\ 10 -x } \\ A = \\cfrac{x(10-x)}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"40\" width=\"278\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-28b512042d814bf88207c8fb0f9a5543_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A(x) = \\cfrac{10x-x^2}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"131\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p> \uc774\uc81c \uacc4\ud68d\ub41c \ucd5c\uc801\ud654 \uae30\ub2a5\uc774 \uc788\uace0 \ud558\ub098\uc758 \ubcc0\uc218\uc5d0\ub9cc \uc758\uc874\ud558\ubbc0\ub85c \ub2e4\uc74c \ub2e8\uacc4\ub85c \ub118\uc5b4\uac08 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p> <u style=\"text-decoration-color:#FF9B28;\"><strong><span style=\"color:#1976d2;\">2\ub2e8\uacc4:<\/span><\/strong> \ucd5c\uc801\ud654\ud560 \ud568\uc218\uc758 \ub3c4\ud568\uc218\ub97c \uacc4\uc0b0\ud569\ub2c8\ub2e4.<\/u><\/p>\n<p> \uc774\ub294 \uc720\ub9ac\ud568\uc218\uc774\ubbc0\ub85c \ub098\ub217\uc148\uc758 \ub3c4\ud568\uc218 \uacf5\uc2dd\uc744 \uc801\uc6a9\ud558\uc5ec \uc720\ub3c4\ud569\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-0d555f298d7c31d09947787e4d294d59_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A(x) = \\cfrac{10x-x^2}{2} \\ \\longrightarrow \\ A'(x) = \\cfrac{(10-2x) \\cdot 2 - (10x-x^2) \\cdot 0}{2^2}\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"467\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-00979b72662361213ec4611a28e935a9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A'(x) = \\cfrac{20-4x}{4}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"126\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p> <u style=\"text-decoration-color:#FF9B28;\"><strong><span style=\"color:#1976d2;\">3\ub2e8\uacc4:<\/span><\/strong> \uc911\uc694\ud55c \uc810\uc744 \ucc3e\uc73c\uc138\uc694.<\/u><\/p>\n<p> \ud568\uc218\uc758 \uc784\uacc4\uc810\uc744 \ucc3e\uc73c\ub824\uba74 \ub3c4\ud568\uc218\ub97c 0\uc73c\ub85c \uc124\uc815\ud558\uace0 \uacb0\uacfc \ubc29\uc815\uc2dd\uc744 \ud480\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-91e81f70cf7bd6388f6511629d203f7f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A'(x) = 0\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"74\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-b5753c4fdb7aaae61182eac6fd15e52d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\cfrac{20-4x}{4} =0\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"91\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p> 4\ub294 \uc804\uccb4 \uc67c\ucabd\uc744 \ub098\ub204\uae30 \ub54c\ubb38\uc5d0 \uc804\uccb4 \uc624\ub978\ucabd\uc744 \uacf1\ud558\uc5ec \uacf1\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-23e63171262e022c8a63e717b31ed0b5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"20-4x=0 \\cdot 4\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"113\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-8e9b9b9a13bafb9de785e9cf5b3e86ca_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"20-4x=0\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"91\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-e71409a99fca0883bc173a6df1b8c3af_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"-4x=-20\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"87\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-66b399752305ae60043d99032ba112d9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=\\cfrac{-20}{-4}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"76\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-8ddab230605c435eb8b7408a736d3e77_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=5\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"42\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p> <u style=\"text-decoration-color:#FF9B28;\"><span style=\"color:#1976d2;\"><strong>4\ub2e8\uacc4:<\/strong><\/span> \ud568\uc218\uc758 \ub2e8\uc870\uc131\uc744 \uc5f0\uad6c\ud558\uace0 \ud568\uc218\uc758 \ucd5c\ub300\uac12 \ub610\ub294 \ucd5c\uc18c\uac12\uc744 \uacb0\uc815\ud569\ub2c8\ub2e4.<\/u><\/p>\n<p> \ud568\uc218\uc758 \ub2e8\uc870\ub85c\uc6c0\uc744 \uc5f0\uad6c\ud558\uae30 \uc704\ud574 \uc624\ub978\ucabd\uc5d0 \uc788\ub294 \uc784\uacc4\uc810\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/nombre-ligne-5.webp\" alt=\"\" class=\"wp-image-2466\" width=\"227\" height=\"88\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p> \uc774\uc81c \uac01 \uac04\uaca9\uc5d0\uc11c \ub3c4\ud568\uc218\uc758 \ubd80\ud638\ub97c \ud3c9\uac00\ud558\uc5ec \ud568\uc218\uac00 \uc99d\uac00\ud558\ub294\uc9c0 \uac10\uc18c\ud558\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4. \uc774\ub97c \uc704\ud574 \uc6b0\ub9ac\ub294 \uac01 \uad6c\uac04\uc5d0\uc11c \ud55c \uc810(\uc784\uacc4\uc810\uc740 \uc544\ub2d8)\uc744 \ucde8\ud558\uace0 \ud574\ub2f9 \uc810\uc5d0\uc11c \ub3c4\ud568\uc218\uac00 \uc5b4\ub5a4 \ubd80\ud638\ub97c \uac16\ub294\uc9c0 \uc0b4\ud3b4\ubd05\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-00979b72662361213ec4611a28e935a9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A'(x) = \\cfrac{20-4x}{4}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"126\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-c9c9fbc0304871964748873af9e9918c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A'(0) = \\cfrac{20-4\\cdot0}{4} = \\cfrac{20}{4} = 5  \\  \\rightarrow \\ \\bm{+}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"264\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-05c98faeaeb88c5826a71a45b3e9c88a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A'(6) = \\cfrac{20-4\\cdot6}{4} = \\cfrac{20-24}{4} = \\cfrac{-4}{4} = -1   \\  \\rightarrow \\ \\bm{-}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"373\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/ligne-numerique-5-positif-negatif.webp\" alt=\"\" class=\"wp-image-2467\" width=\"227\" height=\"160\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p> \ub3c4\ud568\uc218\uac00 \uc591\uc218\uc774\uba74 \ud568\uc218\uac00 \uc99d\uac00\ud55c\ub2e4\ub294 \uc758\ubbf8\uc774\uace0, \ub3c4\ud568\uc218\uac00 \uc74c\uc218\uc774\uba74 \ud568\uc218\uac00 \uac10\uc18c\ud55c\ub2e4\ub294 \uc758\ubbf8\uc785\ub2c8\ub2e4. \ub530\ub77c\uc11c \ud568\uc218\uc758 \uc99d\uac00 \ubc0f \uac10\uc18c \uac04\uaca9\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<p class=\"has-text-align-center\"> <strong>\uc131\uc7a5:<\/strong><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-188a50f6279237f5c478c7116a509d49_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{(-\\infty, 5)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"60\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"> <strong>\uac10\uc18c\ud558\ub2e4:<\/strong><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-743f877080ce04389168296915ca6795_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{(5,+\\infty)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"61\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p> x=5\uc5d0\uc11c \ud568\uc218\ub294 \uc99d\uac00\uc5d0\uc11c \uac10\uc18c\ub85c \uc774\ub3d9\ud558\ubbc0\ub85c <strong>x=5\ub294 \ucd5c\uc801\ud654\ud560 \ud568\uc218\uc758 \uc0c1\ub300\uc801 \ucd5c\ub300\uac12\uc785\ub2c8\ub2e4<\/strong> <strong>.<\/strong><\/p>\n<p> \ub530\ub77c\uc11c x=5\ub294 \ucd5c\ub300 \uba74\uc801\uc744 \uac16\ub294 \uc0bc\uac01\ud615 \uac00\uc9c0\uc758 \uac12\uc785\ub2c8\ub2e4. \uac04\ub2e8\ud788 \ub2e4\ub978 \ucabd \ub2e4\ub9ac\uc758 \uac12\uc744 \uacc4\uc0b0\ud574 \ubcf4\uc138\uc694.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-d396031e1a0eb65570a9f95d6701f9c1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y = 10 -x \\ \\xrightarrow{x \\ = \\ 5} \\ y = 10-5= \\bm{5}\" title=\"Rendered by QuickLaTeX.com\" height=\"23\" width=\"265\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p> \uacb0\ub860\uc801\uc73c\ub85c \uc0bc\uac01\ud615\uc758 \ucd5c\ub300 \uba74\uc801\uc744 \ucd5c\ub300\ud654\ud558\ub294 \uac12\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-85b25208de94c730a3de04d6d428dc59_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{x=5} \\ \\mathbf{cm}\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"75\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-e7e41736bd949777d18ec2a79b0beb93_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{y=5} \\ \\mathbf{cm}\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"74\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"problemas-de-optimizacion-resueltos\"><\/span> \ucd5c\uc801\ud654 \ubb38\uc81c\uac00 \ud574\uacb0\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 class=\"wp-block-heading\"> \ubb38\uc81c 1<\/h3>\n<p> \uc544\ud508 \uc0ac\ub78c\uc5d0\uac8c \uc57d\uc744 \uc8fc\uace0,<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-b4e3cbf5d4c5c6d9b702dd139f14c147_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"t\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"6\" style=\"vertical-align: 0px;\"><\/p>\n<p> \uba87 \uc2dc\uac04 \ud6c4 \ud65c\uc131 \uc131\ubd84\uc758 \ud608\uc911 \ub18d\ub3c4\uac00 \ud568\uc218\uc5d0 \uc758\ud574 \uc81c\uacf5\ub429\ub2c8\ub2e4.<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-57f138f86e1400954205e4b91ed3103c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"c(t) = te^{\u2212t\/2}\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"84\" style=\"vertical-align: -5px;\"><\/p>\n<p> \ubc00\ub9ac\uadf8\ub7a8\ub2f9 \ubc00\ub9ac\uadf8\ub7a8. \ucd5c\ub300\uac12\uc744 \uacb0\uc815\ud569\ub2c8\ub2e4.<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-c4be04707471a329c8bde249ab6cf526_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"c(t)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"27\" style=\"vertical-align: -5px;\"><\/p>\n<p> \ud574\ub2f9 \uac12\uc5d0 \ub3c4\ub2ec\ud558\uba74 \uc774\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. <\/p>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__E6F9EF\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E6F9EF\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"> <strong>\uc194\ub8e8\uc158 \ubcf4\uae30<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\"> <strong>1\ub2e8\uacc4: \ucd5c\uc801\ud654\ud560 \uae30\ub2a5\uc744 \uc124\uc815\ud569\ub2c8\ub2e4.<\/strong><\/p>\n<p class=\"has-text-align-left\"> \uc774 \ubb38\uc81c\uc5d0\uc11c \uadf8\ub4e4\uc740 \uc774\ubbf8 \uc6b0\ub9ac\uc5d0\uac8c \uc81c\uc548\ub41c \ud568\uc218\ub97c \uc81c\uacf5\ud588\uc2b5\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-02fb8044e28a7e9ba53c1eb64bfec693_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle c(t) = t e^{-t\/2} .\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"100\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> <strong>2\ub2e8\uacc4: \ucd5c\uc801\ud654\ud560 \ud568\uc218\uc758 \ub3c4\ud568\uc218\ub97c \uacc4\uc0b0\ud569\ub2c8\ub2e4.<\/strong><\/p>\n<p class=\"has-text-align-left\"> \ud568\uc218\ub294 2\uac1c\uc758 \ud568\uc218\uc758 \uacf1\uc73c\ub85c \uad6c\uc131\ub429\ub2c8\ub2e4. \ub530\ub77c\uc11c \ud568\uc218\uc758 \ub3c4\ud568\uc218\ub97c \uacc4\uc0b0\ud558\ub824\uba74 \uacf1\uc758 \ub3c4\ud568\uc218\uc5d0 \ub300\ud55c \uaddc\uce59\uc744 \uc801\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-1975d832fe40c4c12a2a4986244e3c24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle c'(t)=1 \\cdot e^{-t\/2} + t \\cdot e^{-t\/2} \\cdot \\left( \\frac{-t}{2} \\right)'= e^{-t\/2} + t e^{-t\/2} \\cdot  \\frac{-1}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"46\" width=\"430\" style=\"vertical-align: -17px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-7d730042a2ff5df46d19bce35fe24392_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"c'(t)=e^{-t\/2} + \\cfrac{-1}{2}t  e^{-t\/2}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"193\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> <strong>3\ub2e8\uacc4: \uc911\uc694\ud55c \uc810\uc744 \ucc3e\uc73c\uc138\uc694.<\/strong><\/p>\n<p class=\"has-text-align-left\"> \ud568\uc218\uc758 \uc784\uacc4\uc810\uc744 \ucc3e\uae30 \uc704\ud574 \ub2e4\uc74c\uc744 \ud574\uacb0\ud569\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-626f673c4823e1bd527925bfe91d558f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"c'(t)=0:\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"74\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-64818981c87104d6e0b400434ce53533_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"c'(t)=0\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"65\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-6d9ebad9fa6bc78dc99b358f4786999f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle e^{-t\/2} + \\frac{-1}{2}t  e^{-t\/2}=0\" title=\"Rendered by QuickLaTeX.com\" height=\"36\" width=\"164\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \ubc29\uc815\uc2dd\uc744 \ud480\uae30 \uc704\ud574 \uacf5\ud1b5 \uc694\uc18c\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-410004b26bf5de6dc03c12491bee91b9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle e^{-t\/2} \\left(1 - \\frac{1}{2}t \\right) = 0\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"150\" style=\"vertical-align: -17px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \uacf1\uc148\uc774 0\uc774 \ub418\ub824\uba74 \uacf1\uc148\uc758 \ub450 \uc694\uc18c \uc911 \ud558\ub098\uac00 0\uc774\uc5b4\uc57c \ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \uac01 \uc694\uc18c\ub97c 0\uc73c\ub85c \uc124\uc815\ud569\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-8390139724dbc4ad014db2a76e508290_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle e^{-t\/2}\\cdot \\left(1 - \\frac{1}{2}t \\right) = 0 \\longrightarrow \\begin{cases} e^{-t\/2}=0 \\ \\bm{\\times} \\\\[2ex]\\displaystyle 1 - \\frac{1}{2}t=0 \\ \\longrightarrow \\ 1= \\frac{1}{2}t \\ \\longrightarrow \\ \\bm{2=t} \\end{cases}\" title=\"Rendered by QuickLaTeX.com\" height=\"77\" width=\"486\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \ub530\ub77c\uc11c \ub2e4\ub978 \uc22b\uc790\ub85c \uc2b9\uaca9\ub41c \uc22b\uc790\ub294 0\uc774 \ub420 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-10b6a1e4b24bf63d08aeff4da0374d25_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"e^{-t\/2}=0\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"71\" style=\"vertical-align: 0px;\"><\/p>\n<p> \ud574\uacb0\ucc45\uc774 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n<p class=\"has-text-align-left\"> <strong>4\ub2e8\uacc4: \ud568\uc218\uc758 \ub2e8\uc870\uc131\uc744 \uc5f0\uad6c\ud558\uace0 \ud568\uc218\uc758 \ucd5c\ub300\uac12 \ub610\ub294 \ucd5c\uc18c\uac12\uc744 \uacb0\uc815\ud569\ub2c8\ub2e4.<\/strong><\/p>\n<p class=\"has-text-align-left\"> \ud568\uc218\uc758 \ub2e8\uc870\ub85c\uc6c0\uc744 \uc5f0\uad6c\ud558\uae30 \uc704\ud574 \uc624\ub978\ucabd\uc5d0 \uc788\ub294 \uc784\uacc4\uc810\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/nombre-ligne-2.webp\" alt=\"\" class=\"wp-image-2469\" width=\"204\" height=\"79\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p class=\"has-text-align-left\"> \uc774\uc81c \uac01 \uac04\uaca9\uc5d0\uc11c \ub3c4\ud568\uc218\uc758 \ubd80\ud638\ub97c \ud3c9\uac00\ud558\uc5ec \ud568\uc218\uac00 \uc99d\uac00\ud558\ub294\uc9c0 \uac10\uc18c\ud558\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc6b0\ub9ac\ub294 \uac01 \uad6c\uac04\uc5d0\uc11c \ud55c \uc810(\uc784\uacc4\uc810\uc740 \uc544\ub2d8)\uc744 \ucde8\ud558\uace0 \uc774 \uc810\uc5d0\uc11c \ub3c4\ud568\uc218\uac00 \uc5b4\ub5a4 \ubd80\ud638\ub97c \uac16\ub294\uc9c0 \uc0b4\ud3b4\ubd05\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-904d140578309f45e9c53d2a9a35e32d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle c'(0)=e^{-0\/2} + \\frac{-1}{2}\\cdot 0 \\cdot e^{-0\/2} = e^0 +\\frac{-1}{2}\\cdot 0 \\cdot e^{0} = 1 + 0 = 1 \\ \\rightarrow \\ \\bm{+}\" title=\"Rendered by QuickLaTeX.com\" height=\"36\" width=\"508\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-ada4b79153afee560564a81df8d0c46f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle c'(3)=e^{-3\/2} + \\frac{-1}{2}(3)e^{-3\/2} = 0,22-0,33 = -0,11 \\ \\rightarrow \\ \\bm{-}\" title=\"Rendered by QuickLaTeX.com\" height=\"36\" width=\"449\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/droite-numerique-deux-positif-negatif.webp\" alt=\"\" class=\"wp-image-2472\" width=\"202\" height=\"143\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p class=\"has-text-align-left\"> \ub3c4\ud568\uc218\uac00 \uc591\uc218\uc774\uba74 \ud568\uc218\uac00 \uc99d\uac00\ud55c\ub2e4\ub294 \uc758\ubbf8\uc774\uace0, \ub3c4\ud568\uc218\uac00 \uc74c\uc218\uc774\uba74 \ud568\uc218\uac00 \uac10\uc18c\ud55c\ub2e4\ub294 \uc758\ubbf8\uc785\ub2c8\ub2e4. \ub530\ub77c\uc11c \ucd5c\uc801\ud654\ud560 \ud568\uc218\uc758 \uc99d\uac00 \ubc0f \uac10\uc18c \uac04\uaca9\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<p class=\"has-text-align-center\"> <strong>\uc131\uc7a5:<\/strong><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-3868632c123ece40100b3a40c266cc25_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{(-\\infty,2)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"60\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"> <strong>\uac10\uc18c\ud558\ub2e4:<\/strong><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-4c9901d11cc4672cab7e1e2a6de08ce4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{(2,+\\infty)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"61\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \ud568\uc218\ub294 t=2\uc5d0\uc11c \uc99d\uac00\uc5d0\uc11c \uac10\uc18c\ub85c \uc774\ub3d9\ud558\ubbc0\ub85c <strong>t=2\uac00 \ud568\uc218\uc758 \ucd5c\ub300\uac12\uc785\ub2c8\ub2e4<\/strong> . \ub530\ub77c\uc11c \ucd5c\ub300 \ub18d\ub3c4\ub294 <strong>t=2\uc2dc\uac04 \ub0b4\uc5d0 \ub3c4\ub2ec\ud569\ub2c8\ub2e4.<\/strong><\/p>\n<p class=\"has-text-align-left\"> \ub9c8\uc9c0\ub9c9\uc73c\ub85c \ucd5c\ub300\uac12\uc774 \ubc1c\uc0dd\ud558\ub294 \uac12\uc744 \uc6d0\ub798 \ud568\uc218\uc5d0 \ub300\uc785\ud558\uc5ec \ucd5c\ub300 \ub18d\ub3c4 \uac12\uc744 \ucc3e\uc2b5\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-dd8123e6fd3fe714d1784775375011f2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"c(2) = 2 \\cdot e^{-2\/2} = 2\\cdot e^{-1} = 2 \\cdot 0,37 = \\bm{0,74} \\ \\mathbf{mg\/ml}\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"391\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<h3 class=\"wp-block-heading\">\ubb38\uc81c 2<\/h3>\n<p> \ud55c \uc0c1\uc810\uc5d0\uc11c\ub294 \uc804\uae30 \uc2a4\ucfe0\ud130 40\ub300\ub97c \uc2a4\ucfe0\ud130\ub2f9 \u20ac1,000\uc758 \uac00\uaca9\uc73c\ub85c \ud310\ub9e4\ud558\ub824\uace0 \ud569\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc2dc\uc7a5 \uc870\uc0ac\uc5d0 \ub530\ub974\uba74 \uc2a4\ucfe0\ud130 \uac00\uaca9\uc774 50\uc720\ub85c \uc778\ud558\ub420 \ub54c\ub9c8\ub2e4 \uc0c1\uc704 10\ub300 \ubca0\uc2a4\ud2b8\uc140\ub7ec \uc2a4\ucfe0\ud130\uc758 \ud310\ub9e4\uac00 \uc99d\uac00\ud560 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<p> \uba3c\uc800 \uc2a4\ucfe0\ud130\uc758 \uc6d0\ub798 \uac00\uaca9\uc778 $1,000\uac00 $50\ub9cc\ud07c \uac10\uc18c\ud55c \ud69f\uc218\ub97c \uae30\ubc18\uc73c\ub85c \ub9e4\uc7a5\uc758 \uc218\uc775 \ud568\uc218\ub97c \uc791\uc131\ud569\ub2c8\ub2e4. \ub2e4\uc74c\uc73c\ub85c, \ucd5c\ub300 \uc774\uc775\uc744 \uc5bb\uc744 \uc218 \uc788\ub294 \uc2a4\ucfe0\ud130\uc758 \uac00\uaca9\uacfc \ud574\ub2f9 \uac00\uaca9\uc5d0\uc11c \uc5bb\ub294 \uc218\uc775\uc744 \uacb0\uc815\ud569\ub2c8\ub2e4. <\/p>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__E6F9EF\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E6F9EF\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"> <strong>\uc194\ub8e8\uc158 \ubcf4\uae30<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\"> <strong>1\ub2e8\uacc4: \ucd5c\uc801\ud654\ud560 \uae30\ub2a5\uc744 \uc124\uc815\ud569\ub2c8\ub2e4.<\/strong><\/p>\n<p class=\"has-text-align-left\"> \ubb38\uc81c \uc9c4\uc220\uc740 \ucd08\uae30 \uac00\uaca9\uc774 $50\ub9cc\ud07c \uac10\uc18c\ud558\ub294 \ud69f\uc218\uc5d0 \ub530\ub77c \ud568\uc218\uac00 \ub2ec\ub77c\uc838\uc57c \ud568\uc744 \uc54c\ub824\uc8fc\uae30 \ub54c\ubb38\uc5d0 \uc6b0\ub9ac\uc5d0\uac8c \ub2e8\uc11c\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \uac00\uaca9\uc774 \u20ac50\ub9cc\ud07c \uac10\uc18c\ud55c \ud69f\uc218\ub97c x\ub77c\uace0 \ud558\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-7d0357e75c58ab161e387dae18d3a6f1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x= \\text{N\\'umero de veces que se rebaja el precio 50}\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"368\" style=\"vertical-align: -4px;\"><\/p>\n<p> \u20ac<\/p>\n<p class=\"has-text-align-left\"> \uc218\uc775 \ud568\uc218\ub294 \ud310\ub9e4\ub41c \uc2a4\ucfe0\ud130 \uc218\uc5d0 \uac01 \uc2a4\ucfe0\ud130 \uac00\uaca9\uc744 \uacf1\ud55c \uac12\uc785\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-f04d6d19de5d7a7ad8dceadfbbdbdbe2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"I(x)= \\text{N\\'umero patintetes vendidos} \\cdot \\text{Precio de cada patinete}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"470\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \ud310\ub9e4\ub418\ub294 \uc2a4\ucfe0\ud130 \uc218\ub294 40\ub300 + \uac01 \u20ac50 \uac00\uaca9 \uc778\ud558\ub2f9 10\ub300\uc785\ub2c8\ub2e4. \uc544\uc9c1:<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-88b7464372c9683d065acbdbe2598cbe_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{N\\'umero patintetes vendidos} = 40 + 10x\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"308\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \uac01 \uc2a4\ucfe0\ud130\uc758 \uac00\uaca9\uc740 \ucc98\uc74c\uc5d0\ub294 \u20ac1000\uc774\uba70 \uac00\uaca9\uc774 \uc778\ud558\ub420 \ub54c\ub9c8\ub2e4 \u20ac50\uc529 \uac10\uc18c\ud569\ub2c8\ub2e4. \uc544\uc9c1:<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-5c22a7a64d350ea748ad2b4b3decd217_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{Precio de cada patinete} = 1000 -50x\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"291\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \ub530\ub77c\uc11c \ubb38\uc81c\ub97c \ucd5c\uc801\ud654\ud558\ub294 \uae30\ub2a5\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-f04d6d19de5d7a7ad8dceadfbbdbdbe2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"I(x)= \\text{N\\'umero patintetes vendidos} \\cdot \\text{Precio de cada patinete}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"470\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-2cbffd131757d106f869b562d4e35c4c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"I(x)= (40 + 10x) \\cdot (1000-50x)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"249\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-0ae987678d7542e5d127fc02f8bf4daf_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"I(x)= 40000-2000x+10000x-500x^2\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"310\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-902cc0a5c209ed48e3d93432b5550b1d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"I(x)= -500x^2+8000x+40000\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"249\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> <strong>2\ub2e8\uacc4: \ucd5c\uc801\ud654\ud560 \ud568\uc218\uc758 \ub3c4\ud568\uc218\ub97c \uacc4\uc0b0\ud569\ub2c8\ub2e4.<\/strong><\/p>\n<p class=\"has-text-align-left\"> \ub2e4\ud56d\uc2dd \ud568\uc218\uc774\ubbc0\ub85c \ub3c4\ud568\uc218\ub97c \uacc4\uc0b0\ud558\uae30\uac00 \ub354 \uc27d\uc2b5\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-acb8d705be4d3a30be83d2800f4d2403_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"I(x)= -500x^2+8000x+40000\\ \\longrightarrow \\ I'(x)= -1000x+8000\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"477\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> <strong>3\ub2e8\uacc4: \ud568\uc218\uc758 \uc784\uacc4\uc810\uc744 \ucc3e\uc2b5\ub2c8\ub2e4.<\/strong><\/p>\n<p class=\"has-text-align-left\"> \ud568\uc218\uc758 \uc784\uacc4\uc810\uc744 \ucc3e\uae30 \uc704\ud574 \ub2e4\uc74c\uc744 \ud574\uacb0\ud569\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-b55b4fb6ca5af90f829cb082893a5519_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"I'(x)=0:\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"79\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-8b48142b0c92fea1f9dd87af211ada6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"I'(x)=0\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"70\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-5a0d58fd339d02e3f71b7fe031726cad_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"-1000x+8000=0\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"148\" style=\"vertical-align: -2px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-a03bae4e019041d174c51fced30954ef_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"-1000x=-8000\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"132\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-e67f8bf53c9c10c3384f729890f57b4d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=\\cfrac{-8000}{-1000} = 8\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"125\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> <strong>4\ub2e8\uacc4: \ud568\uc218\uc758 \ub2e8\uc870\uc131\uc744 \uc5f0\uad6c\ud558\uace0 \ud568\uc218\uc758 \ucd5c\ub300\uac12 \ub610\ub294 \ucd5c\uc18c\uac12\uc744 \uacb0\uc815\ud569\ub2c8\ub2e4.<\/strong><\/p>\n<p class=\"has-text-align-left\"> \ud568\uc218\uc758 \ub2e8\uc870\uc131\uc744 \uc5f0\uad6c\ud558\uae30 \uc704\ud574 \uc218\uc9c1\uc120\uc5d0 \uacc4\uc0b0\ub41c \uc784\uacc4\uc810\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/nombre-ligne-8.webp\" alt=\"\" class=\"wp-image-2481\" width=\"234\" height=\"91\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p class=\"has-text-align-left\"> \uc774\uc81c \uac01 \uac04\uaca9\uc5d0\uc11c \ub3c4\ud568\uc218\uc758 \ubd80\ud638\ub97c \ud3c9\uac00\ud558\uc5ec \ud568\uc218\uac00 \uc99d\uac00\ud558\ub294\uc9c0 \uac10\uc18c\ud558\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc6b0\ub9ac\ub294 \uac01 \uad6c\uac04\uc5d0\uc11c \ud55c \uc810(\uc784\uacc4\uc810\uc740 \uc544\ub2d8)\uc744 \ucde8\ud558\uace0 \uc774 \uc810\uc5d0\uc11c \ub3c4\ud568\uc218\uac00 \uc5b4\ub5a4 \ubd80\ud638\ub97c \uac16\ub294\uc9c0 \uc0b4\ud3b4\ubd05\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-3cf47c71ae832d734c6e5f525efa05b0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"I'(0)= -1000\\cdot 0+8000=8000 \\ \\rightarrow \\ \\bm{+}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"300\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-9df9f5fdff3d4ba6dcd7f17c68b16c2f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"I'(10)= -1000\\cdot 10+8000=-2000 \\ \\rightarrow \\ \\bm{-}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"331\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/ligne-numerique-8-positif-negatif.webp\" alt=\"\" class=\"wp-image-2482\" width=\"239\" height=\"169\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p class=\"has-text-align-left\"> \ub3c4\ud568\uc218\uac00 \uc591\uc218\uc774\uba74 \ud568\uc218\uac00 \uc99d\uac00\ud55c\ub2e4\ub294 \uc758\ubbf8\uc774\uace0, \ub3c4\ud568\uc218\uac00 \uc74c\uc218\uc774\uba74 \ud568\uc218\uac00 \uac10\uc18c\ud55c\ub2e4\ub294 \uc758\ubbf8\uc785\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc131\uc7a5 \ubc0f \uc1e0\ud1f4 \uac04\uaca9\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<p class=\"has-text-align-center\"> <strong>\uc131\uc7a5:<\/strong><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-d85d36c78a812c7c5a8f127bb5145c42_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{(-\\infty,8)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"60\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"> <strong>\uac10\uc18c\ud558\ub2e4:<\/strong><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-ba6980946255650ee8fe4dbc4c87c681_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{(8,+\\infty)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"61\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \ud568\uc218\ub294 x=8\uc5d0\uc11c \uc99d\uac00\uc5d0\uc11c \uac10\uc18c\ub85c \uc9c4\ud589\ub418\ubbc0\ub85c <strong>x=8\uc740 \ud568\uc218\uc758 \ucd5c\ub300\uac12\uc785\ub2c8\ub2e4<\/strong> . \ub530\ub77c\uc11c \ucd5c\ub300 \uc218\uc785\uc740 <strong>\u20ac50 \uac10\uc18c\uc758 8\ubc30\ub97c \ub2ec\uc131\ud568\uc73c\ub85c\uc368 \uc5bb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/strong><\/p>\n<p class=\"has-text-align-left\"> \uc774\uc81c \ucd5c\ub300 \uc18c\ub4dd\uc774 \ub098\ud0c0\ub098\ub294 \uac12\uc744 \uc6d0\ub798 \ud568\uc218\uc5d0 \ub300\uc785\ud558\uc5ec \ucd5c\ub300 \uc18c\ub4dd\uc758 \uac12\uc744 \ucc3e\uc2b5\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-902cc0a5c209ed48e3d93432b5550b1d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"I(x)= -500x^2+8000x+40000\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"249\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-fce0d14898ab44824c50e758de24099d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"I(8)= -500\\cdot 8^2+8000\\cdot 8+40000 = \\bm{72000}\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"339\" style=\"vertical-align: -5px;\"><\/p>\n<p> <strong>\u20ac<\/strong><\/p>\n<p class=\"has-text-align-left\"> 50\uc720\ub85c \ud560\uc778\uc744 8\ud68c \uc218\ud589\ud55c \ud6c4 \uac01 \uc2a4\ucfe0\ud130\uc758 \uac00\uaca9\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-5c22a7a64d350ea748ad2b4b3decd217_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{Precio de cada patinete} = 1000 -50x\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"291\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-a4646c3d785d36e70ba549b9672b697c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{Precio de cada patinete} = 1000 -50\\cdot 8=\\bm{600}\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"353\" style=\"vertical-align: -4px;\"><\/p>\n<p> <strong>\u20ac<\/strong><\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<h3 class=\"wp-block-heading\"> \ubb38\uc81c 3<\/h3>\n<p> \ud68c\uc0ac\uc758 \ube44\uc6a9 \ud568\uc218(\ucc9c \uc720\ub85c \ub2e8\uc704)\ub294 \ub2e4\uc74c \ud45c\ud604\uc2dd\uc744 \uc0ac\uc6a9\ud558\uc5ec \uacb0\uc815\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-5c84c0900acd506ad979886e5b5f10ff_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(x)=40-6x+x^2, \\quad x \\ge  0\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"224\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p> \uae08<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-ede05c264bba0eda080918aaa09c4658_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"10\" style=\"vertical-align: 0px;\"><\/p>\n<p> \ud2b9\uc815 \ud488\ubaa9\uc774 \uc0dd\uc0b0\ub41c \uc218\ucc9c \ub2e8\uc704\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/p>\n<p> \ube44\uc6a9\uc744 \ucd5c\uc18c\ud654\ud558\uae30 \uc704\ud574 \uc5bc\ub9c8\ub098 \uc0dd\uc0b0\ud574\uc57c \ud558\ub294\uc9c0, \uadf8 \ube44\uc6a9\uc740 \uc5bc\ub9c8\uc778\uc9c0, \uc774\ub7ec\ud55c \ud488\ubaa9 \uc911 \uc5b4\ub290 \uac83\ub3c4 \uc0dd\uc0b0\ub418\uc9c0 \uc54a\uc744 \uacbd\uc6b0\uc758 \ube44\uc6a9\uc740 \uc5bc\ub9c8\uc778\uc9c0 \uacb0\uc815\ud558\uc2ed\uc2dc\uc624. <\/p>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__E6F9EF\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E6F9EF\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"> <strong>\uc194\ub8e8\uc158 \ubcf4\uae30<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\"> <strong>1\ub2e8\uacc4: \ucd5c\uc801\ud654\ud560 \uae30\ub2a5\uc744 \uc124\uc815\ud569\ub2c8\ub2e4.<\/strong><\/p>\n<p class=\"has-text-align-left\"> \ubb38\uc81c \uc124\uba85\uc740 \uc774\ubbf8 \ucd5c\uc801\ud654\ud560 \ud568\uc218\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-6dc6eb92c2776f8026c348e7e5824d09_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle f(x)=40-6x+x^2 .\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"160\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> <strong>2\ub2e8\uacc4: \ucd5c\uc801\ud654\ud560 \ud568\uc218\uc758 \ub3c4\ud568\uc218\ub97c \uacc4\uc0b0\ud569\ub2c8\ub2e4.<\/strong><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-5056826599d14c0ff8aa3ec134a68b0f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(x)=40-6x+x^2 \\ \\longrightarrow \\ f'(x)=-6+2x\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"332\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> <strong>3\ub2e8\uacc4: \uc911\uc694\ud55c \uc810\uc744 \ucc3e\uc73c\uc138\uc694.<\/strong><\/p>\n<p class=\"has-text-align-left\"> \ud568\uc218\uc758 \uc784\uacc4\uc810\uc744 \ucc3e\uae30 \uc704\ud574 \ub2e4\uc74c\uc744 \ud574\uacb0\ud569\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-58dcd049349f740f082d583dfd9e364c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f'(x)=0:\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"80\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-36700780d306ccf4975387990b1949fb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f'(x)=0\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"72\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-ecec21f50b0875af5ebb5c55ef5e2502_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"-6+2x=0\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"95\" style=\"vertical-align: -2px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-d47687d0a8cb82ab26be7eadf0d7f3c8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"2x=6\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"52\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-6f1ffe509b34b0d560397fbc1859cb64_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=\\cfrac{6}{2} = 3\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"77\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> <strong>4\ub2e8\uacc4: \ud568\uc218\uc758 \ub2e8\uc870\uc131\uc744 \uc5f0\uad6c\ud558\uace0 \ud568\uc218\uc758 \ucd5c\ub300\uac12 \ub610\ub294 \ucd5c\uc18c\uac12\uc744 \uacb0\uc815\ud569\ub2c8\ub2e4.<\/strong><\/p>\n<p class=\"has-text-align-left\"> \uc6b0\ub9ac\ub294 \uc624\ub978\ucabd\uc5d0 \uc788\ub294 \uc911\uc694\ud55c \uc810\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/ligne-numerique-3.webp\" alt=\"\" class=\"wp-image-2485\" width=\"231\" height=\"90\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p class=\"has-text-align-left\"> \uc774\uc81c \uac01 \uac04\uaca9\uc5d0\uc11c \ub3c4\ud568\uc218\uc758 \ubd80\ud638\ub97c \ud3c9\uac00\ud558\uc5ec \ud568\uc218\uac00 \uc99d\uac00\ud558\ub294\uc9c0 \uac10\uc18c\ud558\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc6b0\ub9ac\ub294 \uac01 \uad6c\uac04\uc5d0\uc11c \ud55c \uc810(\uc784\uacc4\uc810\uc740 \uc544\ub2d8)\uc744 \ucde8\ud558\uace0 \uc774 \uc810\uc5d0\uc11c \ub3c4\ud568\uc218\uac00 \uc5b4\ub5a4 \ubd80\ud638\ub97c \uac16\ub294\uc9c0 \uc0b4\ud3b4\ubd05\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-2647164feab3d1bdc3e7cdb14c123294_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f'(0)=-6+2\\cdot 0=-6\\ \\rightarrow \\ \\bm{-}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"235\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-7fe3f1add3273a0ba4d0418a3b9788a1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f'(4)=-6+2\\cdot 4=-6+8=2\\ \\rightarrow \\ \\bm{+}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"298\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/ligne-numerique-3-negatif-positif.webp\" alt=\"\" class=\"wp-image-2486\" width=\"231\" height=\"163\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p class=\"has-text-align-left\"> \ub3c4\ud568\uc218\uac00 0\ubcf4\ub2e4 \ud06c\uba74 \uc774 \uad6c\uac04\uc5d0 \uac78\uccd0 \ud568\uc218\uac00 \uc99d\uac00\ud569\ub2c8\ub2e4. \ubc18\uba74\uc5d0 \ub3c4\ud568\uc218\uac00 0\ubcf4\ub2e4 \uc791\uc73c\uba74 \uc774 \uad6c\uac04\uc5d0\uc11c \ud568\uc218\uac00 \uac10\uc18c\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \ud568\uc218\uc758 \uc99d\uac00 \ubc0f \uac10\uc18c \uac04\uaca9\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<p class=\"has-text-align-center\"> <strong>\uc131\uc7a5:<\/strong><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-fbc0e31e2b07080a4f83c2a34053c0f1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{(3,+\\infty)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"61\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"> <strong>\uac10\uc18c\ud558\ub2e4:<\/strong><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-a890e45091b2c4c9115051361c0a1a2c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{(-\\infty,3)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"60\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \ud568\uc218\ub294 x=3\uc5d0\uc11c \uac10\uc18c\uc5d0\uc11c \uc99d\uac00\ub85c \uc774\ub3d9\ud558\ubbc0\ub85c <strong>x=3\uc740 \ud568\uc218\uc758 \ucd5c\uc18c\uac12\uc785\ub2c8\ub2e4<\/strong> . \ub530\ub77c\uc11c \ucd5c\uc18c\ube44\uc6a9\uc740 <strong>3,000\uac1c \uc0dd\uc0b0\uc73c\ub85c \ub2ec\uc131\ud558\uac8c \ub41c\ub2e4.<\/strong><\/p>\n<p class=\"has-text-align-left\"> \uc774\uc81c \ucd5c\uc18c \ube44\uc6a9\uc5d0 \ub3c4\ub2ec\ud55c \uac12\uc744 \uc6d0\ub798 \ud568\uc218\uc5d0 \ub300\uccb4\ud558\uc5ec \ucd5c\uc18c \ube44\uc6a9 \uac12\uc744 \ucc3e\uc2b5\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-4a1c84d3c81fd4c7ebbecc922cc2288e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(3)=40-6\\cdot 3+3^2=\\bm{31}\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"206\" style=\"vertical-align: -5px;\"><\/p>\n<p> \uc218\ubc31\ub9cc \uc720\ub85c.<\/p>\n<p class=\"has-text-align-left\"> \ubc18\uba74\uc5d0 \uadf8\ub4e4\uc740 \uc544\ubb34\uac83\ub3c4 \uc0dd\uc0b0\ub418\uc9c0 \uc54a\uc73c\uba74 \ube44\uc6a9\uc774 \uc5bc\ub9c8\uc778\uc9c0 \ubb3b\uc2b5\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-aa5140cb12e100167e56a99c53750148_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x= 0 .\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"47\" style=\"vertical-align: 0px;\"><\/p>\n<p> \uadf8\ub7ec\ubbc0\ub85c \uacc4\uc0b0\uc774 \ud544\uc694\ud558\ub2e4.<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-8f92d7beea0ed3a053927c2d429d3450_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(0):\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"42\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-a7051466b3981f72509f3e5e2aa1d2f7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(0)=40-6\\cdot 0+0^2=   \\bm{40}\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"207\" style=\"vertical-align: -5px;\"><\/p>\n<p> \uc218\ubc31\ub9cc \uc720\ub85c.<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<h3 class=\"wp-block-heading\"> \ubb38\uc81c 4<\/h3>\n<p> \uc6b0\ub9ac\ub294 2m <sup>2<\/sup> \uc758 \uba74\uc801\uc744 \uc81c\ud55c\ud558\ub294 \uc9c1\uc0ac\uac01\ud615 \ub098\ubb34 \ud504\ub808\uc784\uc744 \ub9cc\ub4e4\uace0 \uc2f6\uc2b5\ub2c8\ub2e4. \uc6b0\ub9ac\ub294 \ubaa9\uc7ac \uac00\uaca9\uc774 \uc218\ud3c9\uba74\uc758 \uacbd\uc6b0 \u20ac7.5\/m, \uc218\uc9c1\uba74\uc758 \uacbd\uc6b0 \u20ac12.5\/m\ub77c\ub294 \uac83\uc744 \uc54c\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ud504\ub808\uc784\uc758 \ucd1d \ube44\uc6a9\uc774 \uac00\ub2a5\ud55c \ucd5c\uc18c\uac00 \ub418\uace0 \ud574\ub2f9 \ube44\uc6a9\ub3c4 \ucd5c\uc18c\uac00 \ub418\ub3c4\ub85d \uc9c1\uc0ac\uac01\ud615\uc774 \uac00\uc838\uc57c \ud558\ub294 \uce58\uc218\ub97c \uacb0\uc815\ud569\ub2c8\ub2e4. <\/p>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__E6F9EF\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E6F9EF\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"> <strong>\uc194\ub8e8\uc158 \ubcf4\uae30<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\"> <strong>1\ub2e8\uacc4: \ucd5c\uc801\ud654\ud560 \uae30\ub2a5\uc744 \uc124\uc815\ud569\ub2c8\ub2e4.<\/strong><\/p>\n<p class=\"has-text-align-left\"> \ubb38\uc81c\ub97c \ud574\uacb0\ud558\uae30 \uc704\ud574 \uac00\ub85c \ubcc0\uc744 <em>x<\/em> , \uc138\ub85c \ubcc0\uc744 <em>y<\/em> \ub77c\uace0 \ud569\ub2c8\ub2e4. <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/rectangle-fonction-optimisation-problemes.webp\" alt=\"\uc9c1\uc0ac\uac01\ud615 \ud568\uc218 \ucd5c\uc801\ud654 \ubb38\uc81c\" class=\"wp-image-2490\" width=\"166\" height=\"188\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p class=\"has-text-align-left\"> \uac00\ub85c\uba74 \uad6c\ub9e4 \ube44\uc6a9\uc740 7.5\uc720\ub85c, \uc138\ub85c\uba74 \uad6c\ub9e4 \ube44\uc6a9\uc740 12.5\uc720\ub85c\uc785\ub2c8\ub2e4. \ub610\ud55c \uac01 \ud504\ub808\uc784\uc5d0\ub294 \uc218\ud3c9 \uce21\uba74 2\uac1c\uc640 \uc218\uc9c1 \uce21\uba74 2\uac1c\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \ud504\ub808\uc784 \ube44\uc6a9\uc740 \ub2e4\uc74c \uae30\ub2a5\uc744 \uc0ac\uc6a9\ud558\uc5ec \uacb0\uc815\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-8485280ab046816dfbd587b192901fb9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"C(x,y)= 7,5\\cdot 2x+12,5 \\cdot 2y = 15x +25y\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"323\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \uc6b0\ub9ac\ub294 \uc774\ubbf8 \ucd5c\uc801\ud654 \uae30\ub2a5\uc744 \uac16\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \ud558\ub098\uc758 \ubcc0\uc218\uc5d0\ub9cc \uc758\uc874\ud560 \uc218 \uc788\ub294 \uacbd\uc6b0\uc5d0\ub294 \ub450 \uac1c\uc758 \ubcc0\uc218\uc5d0 \uc758\uc874\ud569\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc131\uba85\uc11c\ub294 \ud504\ub808\uc784\uc758 \ud45c\uba74\uc801\uc774 2m <sup>2<\/sup> \uc5ec\uc57c \ud568\uc744 \uc54c\ub824\uc90d\ub2c8\ub2e4. \uc544\uc9c1:<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-13ea4da7e9b4674fdd1a733e0e3cd26e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x \\cdot y = 2\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"64\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \ubcc0\uc218 <em>y\ub97c<\/em> \uc0ad\uc81c\ud569\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-e00a5c6da8de49964d27f2941dac8a4b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y =\\cfrac{2}{x}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"46\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \uadf8\ub9ac\uace0 \ucd5c\uc801\ud654\ud560 \ud568\uc218\uc5d0\uc11c \ucc3e\uc740 \ud45c\ud604\uc2dd\uc744 \ub2e4\uc74c\uacfc \uac19\uc774 \ub300\uccb4\ud569\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-2cb9add65869ac746532ac4bf1537eb1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"C(x,y)= 15x +25y\\ \\xrightarrow{y \\ = \\ \\frac{2}{x} } \\ C(x)= 15x+25\\left(\\cfrac{2}{x} \\right)\" title=\"Rendered by QuickLaTeX.com\" height=\"54\" width=\"396\" style=\"vertical-align: -23px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-e232dbf6025d3b8d6593e4157cd09bff_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"C(x)= 15x+\\cfrac{50}{x} =15x +50x^{-1}\" title=\"Rendered by QuickLaTeX.com\" height=\"39\" width=\"249\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> <strong>2\ub2e8\uacc4: \ucd5c\uc801\ud654\ud560 \ud568\uc218\uc758 \ub3c4\ud568\uc218\ub97c \uacc4\uc0b0\ud569\ub2c8\ub2e4.<\/strong><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-4ef3647de078c1f760dc37a5d3d6b68e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"C(x)=15x +50x^{-1} \\ \\longrightarrow \\ C'(x)=15 -50x^{-2}\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"359\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> <strong>3\ub2e8\uacc4: \uc911\uc694\ud55c \uc810\uc744 \ucc3e\uc73c\uc138\uc694.<\/strong><\/p>\n<p class=\"has-text-align-left\"> \ud568\uc218\uc758 \uc784\uacc4\uc810\uc744 \ucc3e\uae30 \uc704\ud574 \ub2e4\uc74c\uc744 \ud574\uacb0\ud569\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-97f234a562c87b78e257fc7953dee7ea_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"C'(x)=0:\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"84\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-e8732228827d41a41af6935b1f0bdc0d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"C'(x)=0\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"75\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-cdaf71028a32e2818a7ec3376338df75_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"15 -50x^{-2}=0\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"117\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-8bf1bee39e8e6e8f54b838f7dc8810d8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"15 =50x^{-2}\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"86\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-d4f9337813bfb8c7bf0d09f9889514c3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"15=\\cfrac{50}{x^2}\" title=\"Rendered by QuickLaTeX.com\" height=\"39\" width=\"60\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-0aea588515cc1c895b2ca5030cd55ffc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\cfrac{15}{1}=\\cfrac{50}{x^2}\" title=\"Rendered by QuickLaTeX.com\" height=\"39\" width=\"61\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \ubd84\uc218\ub85c \ubc29\uc815\uc2dd\uc744 \ud480\uae30 \uc704\ud574 \uac00\ub85c\ub85c \uacf1\ud569\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-99a602636bc09eb630e637ec6454c8ce_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"15 \\cdot x^2 = 50 \\cdot 1\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"110\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-dcdd7918a1af31e63925cb694da7d6be_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^2 = \\cfrac{50}{15}\" title=\"Rendered by QuickLaTeX.com\" height=\"39\" width=\"61\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-e9090b3956470b16769ec2ae441f2d30_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^2 = 3,33\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"76\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-92abf359db44a399822919b1bb62e7cf_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\sqrt{x^2} = \\sqrt{3,33}\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"105\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-b87ffa5999c0bbea78cc07d6a412460a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x = 1,83\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"69\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> <strong>4\ub2e8\uacc4: \ud568\uc218\uc758 \ub2e8\uc870\uc131\uc744 \uc5f0\uad6c\ud558\uace0 \ud568\uc218\uc758 \ucd5c\ub300\uac12 \ub610\ub294 \ucd5c\uc18c\uac12\uc744 \uacb0\uc815\ud569\ub2c8\ub2e4.<\/strong><\/p>\n<p class=\"has-text-align-left\"> \uc6b0\ub9ac\ub294 \ub77c\uc778\uc5d0\uc11c \ud568\uc218\uc758 \ub2e8\uc870\ub85c\uc6c0\uc744 \ubd84\uc11d\ud558\uae30 \uc704\ud574 \ubc1c\uacac\ub41c \uc784\uacc4\uc810\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/nombre-ligne-183.webp\" alt=\"\" class=\"wp-image-2491\" width=\"206\" height=\"80\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p class=\"has-text-align-left\"> \uc774\uc81c \uac01 \uac04\uaca9\uc5d0\uc11c \ub3c4\ud568\uc218\uc758 \ubd80\ud638\ub97c \ud3c9\uac00\ud558\uc5ec \ud568\uc218\uac00 \uc99d\uac00\ud558\ub294\uc9c0 \uac10\uc18c\ud558\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc6b0\ub9ac\ub294 \uac01 \uad6c\uac04\uc5d0\uc11c \ud55c \uc810(\uc784\uacc4\uc810\uc740 \uc544\ub2d8)\uc744 \ucde8\ud558\uace0 \uc774 \uc810\uc5d0\uc11c \ub3c4\ud568\uc218\uac00 \uc5b4\ub5a4 \ubd80\ud638\ub97c \uac16\ub294\uc9c0 \uc0b4\ud3b4\ubd05\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-64f2221e9103ecdcb21609567e990135_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f'(1)=15 -50\\cdot 1^{-2} = 15-50 = -35 \\ \\rightarrow \\ \\bm{-}\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"347\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-ad12501e06c6997d1555df684480d38b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f'(2)=15 -50\\cdot 2^{-2} = 15-12,5 = 2,5 \\ \\rightarrow \\ \\bm{+}\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"358\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/droite-numerique-183-negatif-positif.webp\" alt=\"\" class=\"wp-image-2493\" width=\"206\" height=\"146\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p class=\"has-text-align-left\"> \ub3c4\ud568\uc218\uac00 \uc591\uc218\uc774\uba74 \ud568\uc218\uac00 \uc99d\uac00\ud55c\ub2e4\ub294 \uc758\ubbf8\uc774\uace0, \ub3c4\ud568\uc218\uac00 \uc74c\uc218\uc774\uba74 \ud568\uc218\uac00 \uac10\uc18c\ud55c\ub2e4\ub294 \uc758\ubbf8\uc785\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc131\uc7a5 \ubc0f \uc1e0\ud1f4 \uac04\uaca9\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<p class=\"has-text-align-center\"> <strong>\uc131\uc7a5:<\/strong><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-8d8e4f82a46ac576b10134beda86f0bb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{(1,83,+\\infty)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"86\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"> <strong>\uac10\uc18c\ud558\ub2e4:<\/strong><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-57f0911e594b424ad7908294a15f1b84_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{(-\\infty,1,83)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"86\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \ud568\uc218\ub294 x=1.83\uc5d0\uc11c \uac10\uc18c\uc5d0\uc11c \uc99d\uac00\ub85c \ubcc0\uacbd\ub418\ubbc0\ub85c <strong>x=1.83\uc740 \ud568\uc218\uc758 \ucd5c\uc18c\uac12\uc785\ub2c8\ub2e4<\/strong> .<\/p>\n<p class=\"has-text-align-left\"> \ub530\ub77c\uc11c x=1.83\uc740 \ucd5c\uc18c\ube44\uc6a9\uc744 \ub098\ud0c0\ub0b4\ub294 \uac00\ub85c\ubcc0\uc758 \uac12\uc774\ub2e4. \uc774\uc81c \uc218\uc9c1 \ubcc0\uc758 \uac12\uc744 \uacc4\uc0b0\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-325134d449963e4d814cdd19a87bdfd4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y =\\cfrac{2}{x} \\ \\longrightarrow \\ y =\\cfrac{2}{1,83} = \\bm{1,09}\" title=\"Rendered by QuickLaTeX.com\" height=\"42\" width=\"223\" style=\"vertical-align: -16px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \ub530\ub77c\uc11c \ucd5c\uc18c \ud504\ub808\uc784\uc6cc\ud06c \ube44\uc6a9\uc744 \uad6c\uc131\ud558\ub294 \uac12\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<p class=\"has-text-align-center\"> \uc218\ud3c9\uba74<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-c8b9148690c3a5b5e441df6c02e23e85_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"= x = \\bm{1,83} \\ \\mathbf{m}\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"110\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"> \uc218\uc9c1\uba74<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-0ad15cb0e6023282190abbb21c5f8a47_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"= y = \\bm{1,09} \\ \\mathbf{m}\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"109\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \uc774 \uac12\uc73c\ub85c \ub3c4\ub2ec\ud55c \ucd5c\uc18c \ube44\uc6a9\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-bef42a21eacaeb4cd25b5e43c15e268b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"C= 15\\cdot 1,83+25\\cdot 1,09=\\bm{54,70}\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"256\" style=\"vertical-align: -4px;\"><\/p>\n<p> <strong>\u20ac<\/strong><\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<h3 class=\"wp-block-heading\"> \ubb38\uc81c 5<\/h3>\n<p> \ub300\uc131\ub2f9\uc758 \ubb38\uc740 \ub2e4\uc74c \uadf8\ub9bc\uacfc \uac19\uc774 \ub450 \uac1c\uc758 \uae30\ub465\uc73c\ub85c \uc9c0\uc9c0\ub418\ub294 \ubc18\uc6d0\ud615 \uc544\uce58\ub85c \uad6c\uc131\ub429\ub2c8\ub2e4. <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/problemes-d-optimisation-de-la-geometrie.webp\" alt=\"\uae30\ud558\ud559 \ucd5c\uc801\ud654 \ubb38\uc81c\" class=\"wp-image-2500\" width=\"182\" height=\"268\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p> \ubb38\uc758 \ub458\ub808\uac00 20m\uc778 \uacbd\uc6b0 \uce21\uc815\uac12\uc744 \uacb0\uc815\ud569\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-ede05c264bba0eda080918aaa09c4658_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"10\" style=\"vertical-align: 0px;\"><\/p>\n<p> \uadf8\ub9ac\uace0<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-0af556714940c351c933bba8cf840796_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"9\" style=\"vertical-align: -4px;\"><\/p>\n<p> \ub3c4\uc5b4 \uc804\uccb4\uc758 \ud45c\uba74\uc801\uc744 \uadf9\ub300\ud654\ud569\ub2c8\ub2e4. <\/p>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__E6F9EF\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E6F9EF\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"> <strong>\uc194\ub8e8\uc158 \ubcf4\uae30<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\"> <strong>1\ub2e8\uacc4: \ucd5c\uc801\ud654\ud560 \uae30\ub2a5\uc744 \uc124\uc815\ud569\ub2c8\ub2e4.<\/strong><\/p>\n<p class=\"has-text-align-left\"> \uc6d0\uc758 \uba74\uc801\uc740 \ub2e4\uc74c \uacf5\uc2dd\uc73c\ub85c \uacc4\uc0b0\ub429\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-1ab0b6b8d454bae5631e7a82caed58d8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\pi r^2.\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"31\" style=\"vertical-align: 0px;\"><\/p>\n<p> \ub530\ub77c\uc11c \uc804\uccb4 \ubb38\uc758 \uba74\uc801\uc740 \uc9c1\uc0ac\uac01\ud615 \uba74\uc801\uc5d0 \uc6d0\uc8fc \uba74\uc801\uc758 \uc808\ubc18\uc744 \ub354\ud55c \uac12\uc774 \ub429\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-95c1f9b6152c4cbc623aeb8a0a5757b7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A(x,y)= x\\cdot y + \\cfrac{1}{2} \\left[ \\pi r ^2 \\right]\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"184\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-baa2e14b061cf14a657782db8fe91b92_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A(x,y)= x y + \\cfrac{1}{2} \\left[ \\pi \\left(\\cfrac{x}{2}\\right)^2 \\right]\" title=\"Rendered by QuickLaTeX.com\" height=\"64\" width=\"212\" style=\"vertical-align: -27px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-9196d8284edebe6450d49aa5a0b6a3e1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A(x,y)= x y + \\cfrac{1}{2} \\left[ \\pi \\cdot \\cfrac{x^2}{4} \\right]\" title=\"Rendered by QuickLaTeX.com\" height=\"54\" width=\"193\" style=\"vertical-align: -23px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-b25e1d2c661585be998d1596d6650c01_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A(x,y)= x y +\\cfrac{1}{2} \\left[  \\cfrac{\\pi \\cdot x^2}{4} \\right]\" title=\"Rendered by QuickLaTeX.com\" height=\"54\" width=\"193\" style=\"vertical-align: -23px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-64a0c7fa480320a1b564fec5f9ff8265_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A(x,y)= xy +\\cfrac{\\pi x^2}{8}\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"150\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \uc6b0\ub9ac\ub294 \uc774\ubbf8 \ucd5c\uc801\ud654 \uae30\ub2a5\uc744 \uac16\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \ud558\ub098\uc758 \ubcc0\uc218\uc5d0\ub9cc \uc758\uc874\ud560 \uc218 \uc788\ub294 \uacbd\uc6b0\uc5d0\ub294 \ub450 \uac1c\uc758 \ubcc0\uc218\uc5d0 \uc758\uc874\ud569\ub2c8\ub2e4.<\/p>\n<p class=\"has-text-align-left\"> \ud558\uc9c0\ub9cc \uacf5\uac1c\ub41c \ub0b4\uc6a9\uc5d0 \ub530\ub974\uba74 \uc804\uccb4 \uac8c\uc774\ud2b8\uc758 \ub458\ub808\ub294 20m\ub77c\uace0 \ud569\ub2c8\ub2e4. \uc6d0\uc758 \ub458\ub808\ub294 \uacf5\uc2dd\uc73c\ub85c \uacc4\uc0b0\ub429\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-e815d233e188a7121eef89639e48fe75_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"2 \\pi r.\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"31\" style=\"vertical-align: 0px;\"><\/p>\n<p> \ub530\ub77c\uc11c \uc804\uccb4 \ubb38\uc758 \ub458\ub808\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-7709d0c72bf84a17ac83bc46f5cce002_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P= x +2y +\\cfrac{1}{2} \\left[ 2 \\pi \\left( \\cfrac{x}{2}\\right) \\right] = x+2y + \\cfrac{2 \\pi x }{2 \\cdot 2} = x+2y + \\cfrac{ \\pi x }{2 }\" title=\"Rendered by QuickLaTeX.com\" height=\"54\" width=\"452\" style=\"vertical-align: -23px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \ub458\ub808\ub294 20m \uc5ec\uc57c\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc6b0\ub9ac\ub294 \uc774\uc804 \ud45c\ud604\uc2dd\uc744 20\uc73c\ub85c \uc124\uc815\ud558\uc5ec \uc0ac\uc774\uc758 \uad00\uacc4\ub97c \ucc3e\uc2b5\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-ede05c264bba0eda080918aaa09c4658_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"10\" style=\"vertical-align: 0px;\"><\/p>\n<p> \uadf8\ub9ac\uace0<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-a70e6a4387a816f153e8597195143f54_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y :\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"18\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-282aa8aebdd04ba4989ba7466fdd694d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x+2y + \\cfrac{ \\pi x }{2 } = 20\" title=\"Rendered by QuickLaTeX.com\" height=\"34\" width=\"136\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \ubd84\uc218\ub97c \uc81c\uac70\ud558\uae30 \uc704\ud574 \ubaa8\ub4e0 \ud56d\uc5d0 2\ub97c \uacf1\ud569\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-a185cfda7fb65f370636fa469b0de2c4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"2\\cdot x+2\\cdot 2y + 2 \\cdot \\cfrac{ \\pi x }{2 } = 2 \\cdot 20\" title=\"Rendered by QuickLaTeX.com\" height=\"34\" width=\"223\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-d67cd2fbdde0f884603e75bf270cb52c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"2x+4y +  \\pi x = 40\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"143\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \ud074\ub9ac\uc5b4\ud55c\ub2e4 <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-a70e6a4387a816f153e8597195143f54_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y :\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"18\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-740ff13a6824a3ee18cb1de0cbf52660_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"4y  = 40-2x- \\pi x\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"143\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-db16e16a94223af02d63ea70eae3db7d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y   = \\cfrac{40-2x- \\pi x}{4}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"136\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \uadf8\ub9ac\uace0 \ucd5c\uc801\ud654\ud560 \ud568\uc218\uc5d0\uc11c \ucc3e\uc740 \ud45c\ud604\uc2dd\uc744 \ub2e4\uc74c\uacfc \uac19\uc774 \ub300\uccb4\ud569\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-16c3b1d1a3ac443d4640ae2b72c164e6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A(x,y)= x y +\\cfrac{\\pi x^2}{8}\\ \\xrightarrow{y \\ = \\ \\frac{40-2x- \\pi x}{4} }\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"262\" style=\"vertical-align: -12px;\"><\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-f463f9095e8028624678c06a08696a96_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A(x)= x \\cdot \\cfrac{40-2x- \\pi x}{4}+\\cfrac{\\pi x^2}{8}\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"239\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-095586f92b592c3c9c50750f8a6eb7d4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A(x)= \\cfrac{40x-2x^2-\\pi x^2}{4}+\\cfrac{\\pi x^2}{8}\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"242\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> <strong>2\ub2e8\uacc4: \ucd5c\uc801\ud654\ud560 \ud568\uc218\uc758 \ub3c4\ud568\uc218\ub97c \uacc4\uc0b0\ud569\ub2c8\ub2e4.<\/strong> <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-42ce3330af662099ad431ee1187d26f1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A'(x)=\\cfrac{(40-4x-2\\pi x)\\cdot 4 +(40x-2x^2- \\pi x^2)\\cdot 0 }{4^2} +\\cfrac{2\\pi x \\cdot 8 + \\pi x^2 \\cdot 0}{8^2}\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"544\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-1a75cddf1efd4f17b6a3211093f2e0b5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A'(x)=\\cfrac{160-16x-8\\pi x }{16} +\\cfrac{16\\pi x}{64}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"257\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> <strong>3\ub2e8\uacc4: \uc911\uc694\ud55c \uc810\uc744 \ucc3e\uc73c\uc138\uc694.<\/strong><\/p>\n<p class=\"has-text-align-left\"> \ud568\uc218\uc758 \uc784\uacc4\uc810\uc744 \ucc3e\uae30 \uc704\ud574 \ub2e4\uc74c\uc744 \ud574\uacb0\ud569\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-a8f5a921f7e1978b553d11a76e0962c7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A'(x)=0:\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"83\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-424f3d5d91120e872bebd055792d71a1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A'(x)=0\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"74\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-89a04d2a2a532f36f15042d2d2c79d41_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\cfrac{160-16x-8\\pi x }{16} +\\cfrac{16\\pi x}{64} = 0\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"222\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \uc774\uac83\uc740 \ubd84\uc218\uac00 \uc788\ub294 \ubc29\uc815\uc2dd\uc774\ubbc0\ub85c \uac01 \ud56d\uc5d0 \ubd84\ubaa8\uc758 lcm\uc744 \uacf1\ud558\uc5ec \ubd84\uc218\ub97c \uc81c\uac70\ud569\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-87d60f06d42276c79b3a4f33b00fdb7b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"64 \\cdot \\cfrac{160-16x-8\\pi x }{16} +64 \\cdot \\cfrac{16\\pi x}{64} = 0\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"285\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-b2a7b3bbdad1ea1bf9f12861b1dbdf0a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"4\\cdot ( 160-16x-8\\pi x) +1\\cdot 16\\pi x= 0\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"278\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-61a4622d4b65310580e066941ae13fac_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"640-64x -32 \\pi x +16\\pi x= 0\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"229\" style=\"vertical-align: -2px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-94c6efd66ea5f2f1c68ab09d59fb5432_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"-64x -32 \\pi x +16\\pi x= -640\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"226\" style=\"vertical-align: -2px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-bdaf73c6d74c3d4f605b5aea3cdeb1ad_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"-64x -16 \\pi x = -640\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"166\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-4bfe710d37882f664daed4de23f2eb7a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"(-64 -16 \\pi) x = -640\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"169\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-b551560fd86665e639dbc88aeb88a2bb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=\\cfrac{-640}{-64 -16 \\pi}  = 5,6\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"167\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> <strong>4\ub2e8\uacc4: \ud568\uc218\uc758 \ub2e8\uc870\uc131\uc744 \uc5f0\uad6c\ud558\uace0 \ud568\uc218\uc758 \ucd5c\ub300\uac12 \ub610\ub294 \ucd5c\uc18c\uac12\uc744 \uacb0\uc815\ud569\ub2c8\ub2e4.<\/strong><\/p>\n<p class=\"has-text-align-left\"> \ud568\uc218\uc758 \ub2e8\uc870\ub85c\uc6c0\uc744 \uc5f0\uad6c\ud558\uae30 \uc704\ud574 \uc624\ub978\ucabd\uc5d0 \uc788\ub294 \uc784\uacc4\uc810\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/nombre-ligne-56.webp\" alt=\"\" class=\"wp-image-2501\" width=\"214\" height=\"83\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p class=\"has-text-align-left\"> \uc774\uc81c \uac01 \uac04\uaca9\uc5d0\uc11c \ub3c4\ud568\uc218\uc758 \ubd80\ud638\ub97c \ud3c9\uac00\ud558\uc5ec \ud568\uc218\uac00 \uc99d\uac00\ud558\ub294\uc9c0 \uac10\uc18c\ud558\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc6b0\ub9ac\ub294 \uac01 \uad6c\uac04\uc5d0\uc11c \ud55c \uc810(\uc784\uacc4\uc810\uc740 \uc544\ub2d8)\uc744 \ucde8\ud558\uace0 \uc774 \uc810\uc5d0\uc11c \ub3c4\ud568\uc218\uac00 \uc5b4\ub5a4 \ubd80\ud638\ub97c \uac16\ub294\uc9c0 \uc0b4\ud3b4\ubd05\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-e8b0c6b03e591be56505c8853595dd0a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A'(0)=\\cfrac{160-16\\cdot 0-8\\pi \\cdot 0 }{16} +\\cfrac{16\\pi \\cdot 0}{64} = 10 +0 = 10 \\ \\rightarrow \\ \\bm{+}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"456\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-91c7e9012e4937dad79ec792910df916_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A'(6)=\\cfrac{160-16\\cdot 6-8\\pi \\cdot 6 }{16} +\\cfrac{16\\pi \\cdot 6}{64} = -5,42 +4,71 = -0,71 \\ \\rightarrow \\ \\bm{-}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"543\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/droite-numerique-56-positif-negatif.webp\" alt=\"\" class=\"wp-image-2503\" width=\"218\" height=\"155\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p class=\"has-text-align-left\"> \ub3c4\ud568\uc218\uac00 \uc591\uc218\uc774\uba74 \ud568\uc218\uac00 \uc99d\uac00\ud55c\ub2e4\ub294 \uc758\ubbf8\uc774\uace0, \ub3c4\ud568\uc218\uac00 \uc74c\uc218\uc774\uba74 \ud568\uc218\uac00 \uac10\uc18c\ud55c\ub2e4\ub294 \uc758\ubbf8\uc785\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc131\uc7a5 \ubc0f \uc1e0\ud1f4 \uac04\uaca9\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<p class=\"has-text-align-center\"> <strong>\uc131\uc7a5:<\/strong><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-375f15fd5182721ee68f606765b66e89_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{(-\\infty , 5,6)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"77\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"> <strong>\uac10\uc18c\ud558\ub2e4:<\/strong><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-ce3629c3ea3fa84fd3413a15913976f1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{(5,6,+\\infty)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"77\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \ud568\uc218\ub294 x=5.6\uc5d0\uc11c \uc99d\uac00\uc5d0\uc11c \uac10\uc18c\ub85c \uc774\ub3d9\ud558\ubbc0\ub85c <strong>x=5.6\uc740 \ud568\uc218\uc758 \ucd5c\ub300\uac12\uc785\ub2c8\ub2e4<\/strong> .<\/p>\n<p class=\"has-text-align-left\"> \uc544\uc9c1,<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-c0d40793b19725cb50b88536bdaf3239_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=5,6\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"60\" style=\"vertical-align: -4px;\"><\/p>\n<p> \ucd5c\ub300 \ud45c\uba74\uc744 \uc774\ub8e8\ub294 \uac12\uc785\ub2c8\ub2e4. \uc774\uc81c \uc6b0\ub9ac\ub294<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-a70e6a4387a816f153e8597195143f54_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y :\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"18\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-af3ff0bf06cb82b6661c9ead44cabaa6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y = \\cfrac{40-2\\cdot 5,6- \\pi \\cdot 5,6}{4} = 2,80\" title=\"Rendered by QuickLaTeX.com\" height=\"39\" width=\"251\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \ub530\ub77c\uc11c \ucd5c\ub300 \ud45c\uba74\uc744 \uad6c\uc131\ud558\ub294 \uac12\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-25cd4efdc51c2a6fb453056df61536fa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{x = 5,60} \\ \\mathbf{m}\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"91\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-9b69c85499698e995f01f60b2b78ef20_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{y = 2,80} \\ \\mathbf{m}\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"90\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<h3 class=\"wp-block-heading\">\ubb38\uc81c 6<\/h3>\n<p> \uc6b0\ub9ac\ub294 54 cm <sup>2<\/sup> \uba74\uc801\uc758 \uc6d0\ud1b5\ud615 \ud0f1\ud06c\ub97c \ub9cc\ub4e4\uace0 \uc2f6\uc2b5\ub2c8\ub2e4. \ubd80\ud53c\uac00 \ucd5c\ub300\uac00 \ub418\ub3c4\ub85d \ubc11\uba74\uc758 \ubc18\uacbd\uacfc \uc6d0\ud1b5\uc758 \ub192\uc774\ub97c \uacb0\uc815\ud569\ub2c8\ub2e4. <\/p>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__E6F9EF\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E6F9EF\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"> <strong>\uc194\ub8e8\uc158 \ubcf4\uae30<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\"> <strong>1\ub2e8\uacc4: \ucd5c\uc801\ud654\ud560 \uae30\ub2a5\uc744 \uc124\uc815\ud569\ub2c8\ub2e4.<\/strong><\/p>\n<p class=\"has-text-align-left\"> \uc2e4\ub9b0\ub354\uc758 \ubd80\ud53c\ub294 \ub2e4\uc74c \uacf5\uc2dd\uc73c\ub85c \uacc4\uc0b0\ub429\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-fbe33001d54c8245539894746beb9eac_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"V= A_{base}\\cdot h\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"101\" style=\"vertical-align: -3px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \ubc11\uba74\uc758 \ub113\uc774\ub294 \uc6d0\uc774\ubbc0\ub85c \uadf8 \uacf5\uc2dd\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-fc935e01b9c94505406438dea94cf121_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A_{\\text{base}}=\\pi r^2\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"90\" style=\"vertical-align: -3px;\"><\/p>\n<p> . \ub530\ub77c\uc11c \uc2e4\ub9b0\ub354\uc758 \ubd80\ud53c \uacf5\uc2dd\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-df6ffff5ee54af4f7b10424871d1af92_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"V= \\pi r^2 \\cdot h\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"88\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \uc6b0\ub9ac\ub294 \uc774\ubbf8 \ucd5c\uc801\ud654 \uae30\ub2a5\uc744 \uac16\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc774\ub294 \ub450 \uac00\uc9c0 \ubcc0\uc218\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4(<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-c409433a9e2dfcdb83360a974d243f18_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"r\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"8\" style=\"vertical-align: 0px;\"><\/p>\n<p> \uadf8\ub9ac\uace0<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-14b463d0ecd5b350ced6cf1d6a12eef3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"h\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: 0px;\"><\/p>\n<p> ) \ub2e8 \ud558\ub098\uc5d0\ub9cc \uc758\uc874\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc774 \uc9c4\uc220\uc740 \uc6d0\ud1b5\uc758 \uba74\uc801\uc774 54 cm <sup>2<\/sup> \uc5ec\uc57c \ud568\uc744 \ub9d0\ud558\ubbc0\ub85c \uc6b0\ub9ac\ub294 \uc774 \uc870\uac74\uc744 \ud65c\uc6a9\ud558\uc5ec \ub450 \uc0ac\uc774\uc758 \uad00\uacc4\ub97c \ucc3e\uc744 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-c409433a9e2dfcdb83360a974d243f18_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"r\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"8\" style=\"vertical-align: 0px;\"><\/p>\n<p> \uadf8\ub9ac\uace0<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-6f0bf134a8aafe0dfaa4d711f78b8b1f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"h .\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \uc6d0\ud1b5\uc758 \uba74\uc801\uc744 \uacc4\uc0b0\ud558\ub824\uba74 \ub450 \ubc11\uba74\uc758 \uba74\uc801\uc5d0 \uce21\uba74 \uba74\uc801\uc744 \ub354\ud574\uc57c \ud569\ub2c8\ub2e4. <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/problemes-optimisation-des-fonctions-verins.webp\" alt=\"\uc2e4\ub9b0\ub354 \uae30\ub2a5\uc758 \ucd5c\uc801\ud654 \ubb38\uc81c.png\" class=\"wp-image-2507\" width=\"557\" height=\"271\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-edd9578a95d32143e6eaf0830db3854b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A_{cilindro} = A_{lateral}+2A_{base} = 2\\pi r h + 2\\pi r^2\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"330\" style=\"vertical-align: -3px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \uc6d0\ud1b5\uc758 \uba74\uc801\uc740 54 cm <sup>2<\/sup> \uc5ec\uc57c \ud558\ubbc0\ub85c \uc774\uc804 \uc2dd\uc744 54\ub85c \uc124\uc815\ud558\uc5ec \ub450 \uc0ac\uc774\uc758 \uad00\uacc4\ub97c \uc5bb\uc2b5\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-c409433a9e2dfcdb83360a974d243f18_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"r\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"8\" style=\"vertical-align: 0px;\"><\/p>\n<p> \uadf8\ub9ac\uace0<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-f6868abdfd034048aa59644d2ac62353_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"h :\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"19\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-0ef4f7f8554876495f8907d4f71e1152_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A_{cilindro} =2\\pi r h + 2\\pi r^2 = 54\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"223\" style=\"vertical-align: -3px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \ud074\ub9ac\uc5b4\ud55c\ub2e4 <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-f6868abdfd034048aa59644d2ac62353_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"h :\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"19\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-dd73c08d458b0ab2061031782d125ab9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"2\\pi r h = 54 - 2\\pi r^2\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"136\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-abf53b37d2a3ae4784079bfd67d3007f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"h = \\cfrac{54 - 2\\pi r^2}{2\\pi r}\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"112\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \uadf8\ub9ac\uace0 \ucd5c\uc801\ud654\ud560 \ud568\uc218\uc5d0\uc11c \ucc3e\uc740 \ud45c\ud604\uc2dd\uc744 \ub2e4\uc74c\uacfc \uac19\uc774 \ub300\uccb4\ud569\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-e2c47f99ce14b444ed73661b2b568e8b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"V=  \\pi r^2 \\cdot h \\xrightarrow{h \\ = \\ \\frac{54 - 2\\pi r^2}{2\\pi r} } V = \\pi r^2 \\cdot \\cfrac{54 - 2\\pi r^2}{2\\pi r}\" title=\"Rendered by QuickLaTeX.com\" height=\"42\" width=\"346\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-81d564fcd7cdf880066ed3eb6eb9a18a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"V = \\cancel{\\pi}  r^{\\cancel{2}} \\cdot \\cfrac{54 - 2\\pi r^2}{2 \\cancel{\\pi} \\cancel{r}} =r \\cdot \\cfrac{54 - 2\\pi r^2}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"278\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-f95e7e1fc6088ba84a7b3885fe929d58_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"V(r) = r \\cdot (27 - \\pi r^2)= 27r - \\pi r^3\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"259\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> <strong>2\ub2e8\uacc4: \ucd5c\uc801\ud654\ud560 \ud568\uc218\uc758 \ub3c4\ud568\uc218\ub97c \uacc4\uc0b0\ud569\ub2c8\ub2e4.<\/strong><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-58e3403f2812564067058ece1bcd83ec_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"V(r)=27r - \\pi r^3\\ \\longrightarrow \\ V'(r)= 27-3 \\pi r^2\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"324\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> <strong>3\ub2e8\uacc4: \uc911\uc694\ud55c \uc810\uc744 \ucc3e\uc73c\uc138\uc694.<\/strong><\/p>\n<p class=\"has-text-align-left\"> \ud568\uc218\uc758 \uc784\uacc4\uc810\uc744 \ucc3e\uae30 \uc704\ud574 \ub2e4\uc74c\uc744 \ud574\uacb0\ud569\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-e868c9ed52907fbe13197b00c29b7d21_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"V'(r)=0:\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"83\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-d3de17aa96e46530402559cf14e8db4d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"V'(r)=0\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"74\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-10638a98b4a67b085c0854f95c86a65b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"27-3 \\pi r^2=0\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"108\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-8e31d335383816f692cd02cb2ca8f55b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"-3 \\pi r^2=-27\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"104\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-ff57ef2a3aa07b3c9f9f76a9cb00f484_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"r^2=\\cfrac{-27}{-3\\pi }\" title=\"Rendered by QuickLaTeX.com\" height=\"39\" width=\"82\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-7d9e55eb22dc67a402b53bbb9ca17298_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"r^2=2,86\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"75\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-8c7c4c4acf5b028e2dbba11dfc83d20b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\sqrt{r^2}=\\sqrt{2,86}\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"103\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-01af3fa2bc910bd2da923aa2c83e1d7e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"r=1,69\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"67\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> <strong>4\ub2e8\uacc4: \ud568\uc218\uc758 \ub2e8\uc870\uc131\uc744 \uc5f0\uad6c\ud558\uace0 \ud568\uc218\uc758 \ucd5c\ub300\uac12 \ub610\ub294 \ucd5c\uc18c\uac12\uc744 \uacb0\uc815\ud569\ub2c8\ub2e4.<\/strong><\/p>\n<p class=\"has-text-align-left\"> \ud568\uc218\uc758 \ub2e8\uc870\uc131\uc744 \uc5f0\uad6c\ud558\uae30 \uc704\ud574 \uc218\uc9c1\uc120\uc5d0 \uc788\ub294 \uc784\uacc4\uc810\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/ligne-numerique-169.webp\" alt=\"\" class=\"wp-image-2508\" width=\"232\" height=\"90\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p class=\"has-text-align-left\"> \uc774\uc81c \uac01 \uac04\uaca9\uc5d0\uc11c \ub3c4\ud568\uc218\uc758 \ubd80\ud638\ub97c \ud3c9\uac00\ud558\uc5ec \ud568\uc218\uac00 \uc99d\uac00\ud558\ub294\uc9c0 \uac10\uc18c\ud558\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc6b0\ub9ac\ub294 \uac01 \uad6c\uac04\uc5d0\uc11c \ud55c \uc810(\uc784\uacc4\uc810\uc740 \uc544\ub2d8)\uc744 \ucde8\ud558\uace0 \uc774 \uc810\uc5d0\uc11c \ub3c4\ud568\uc218\uac00 \uc5b4\ub5a4 \ubd80\ud638\ub97c \uac16\ub294\uc9c0 \uc0b4\ud3b4\ubd05\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-8d2aa45b6cfc986ec1e33cdd5e9266e3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"V'(0)= 27-3 \\pi\\cdot 0^2 = 27-0 = +27 \\ \\rightarrow \\ \\bm{+}\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"333\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-2c599118454ccdcc0e318f01ac61b84d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"V'(2)= 27-3 \\pi \\cdot 2^2 = 27-37,70 = -10,70 \\ \\rightarrow \\ \\bm{-}\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"393\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/ligne-numerique-169-positif-negatif.webp\" alt=\"\" class=\"wp-image-2509\" width=\"249\" height=\"176\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p class=\"has-text-align-left\"> \ub3c4\ud568\uc218\uac00 \uc591\uc218\uc774\uba74 \ud568\uc218\uac00 \uc99d\uac00\ud55c\ub2e4\ub294 \uc758\ubbf8\uc774\uace0, \ub3c4\ud568\uc218\uac00 \uc74c\uc218\uc774\uba74 \ud568\uc218\uac00 \uac10\uc18c\ud55c\ub2e4\ub294 \uc758\ubbf8\uc785\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc131\uc7a5 \ubc0f \uc1e0\ud1f4 \uac04\uaca9\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<p class=\"has-text-align-center\"> <strong>\uc131\uc7a5:<\/strong><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-b5e2776182fc7c0a5138adfee1aafaaf_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{(-\\infty,1,69)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"86\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"> <strong>\uac10\uc18c\ud558\ub2e4:<\/strong><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-f4ac44f6269498e03069a77e1989c8be_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{(1,69,+\\infty)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"86\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \ud568\uc218\ub294 r=1.69\uc5d0\uc11c \uc99d\uac00\uc5d0\uc11c \uac10\uc18c\ub85c \uc774\ub3d9\ud558\ubbc0\ub85c <strong>r=1.69cm\uac00 \ud568\uc218\uc758 \ucd5c\ub300\uac12\uc785\ub2c8\ub2e4<\/strong> .<\/p>\n<p class=\"has-text-align-left\"> \ub530\ub77c\uc11c r=1.69\ub294 \ubd80\ud53c\uac00 \ucd5c\ub300\uac00 \ub418\ub294 \ubc18\uacbd\uc758 \uac12\uc774\ub2e4. \uc774\uc81c \ub192\uc774\ub97c \uacc4\uc0b0\ud569\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-381f3c5eb279572f486e28e68f0c5af2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"h = \\cfrac{54 - 2\\pi \\cdot 1,69^2}{2\\pi \\cdot1,69} = \\cfrac{54 - 17,94}{10,62} = 3,39\" title=\"Rendered by QuickLaTeX.com\" height=\"45\" width=\"316\" style=\"vertical-align: -16px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \ub530\ub77c\uc11c \ucd5c\ub300 \ubcfc\ub968\uc744 \ub9cc\ub4dc\ub294 \uac12\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<p class=\"has-text-align-center\"> <strong>\ub77c\ub514\uc624<\/strong><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-5c99f9d93c8a300be7afef76dfb71379_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{= r = 1,69} \\ \\mathbf{cm}\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"117\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"> <strong>\ud0a4<\/strong><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-5ee2564c5e4b2a4e4409c392e5d01627_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{= h = 3,39} \\ \\mathbf{cm}\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"119\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\uc5ec\uae30\uc5d0\uc11c\ub294 \ud568\uc218 \ucd5c\uc801\ud654 \ubb38\uc81c\ub97c \ub2e8\uacc4\ubcc4\ub85c \ud574\uacb0\ud558\ub294 \ubc29\ubc95\uc744 \uc124\uba85\ud569\ub2c8\ub2e4. \ub610\ud55c \ucd5c\uc801\ud654 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\ub294 \uc5f0\uc2b5\ubb38\uc81c\ub3c4 \uc5f0\uc2b5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ucd5c\uc801\ud654 \ubb38\uc81c\ub780 \ubb34\uc5c7\uc785\ub2c8\uae4c? \ucd5c\uc801\ud654 \ubb38\uc81c\ub294 \ud568\uc218\uc758 \ucd5c\ub300\uac12\uc774\ub098 \ucd5c\uc18c\uac12\uc744 \ucc3e\uc544\uc57c \ud558\ub294 \ubb38\uc81c\uc785\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ucd5c\uc801\ud654 \ubb38\uc81c\uc5d0\ub294 \ud68c\uc0ac\uc758 \uc774\uc775\uc744 \uc815\uc758\ud558\ub294 \ud568\uc218\uc758 \ucd5c\ub300\uac12\uc744 \uacc4\uc0b0\ud558\ub294 \uac83\uc774 \ud3ec\ud568\ub429\ub2c8\ub2e4. \ucd5c\uc801\ud654 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\ub294 \ubc29\ubc95 \ud568\uc218 \ucd5c\uc801\ud654 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\ub294 \ub2e8\uacc4: \ucd5c\uc801\ud654\uac00 \ud544\uc694\ud55c \uae30\ub2a5\uc744 \uc124\uc815\ud569\ub2c8\ub2e4 . \ucd5c\uc801\ud654\ud560 \ud568\uc218\ub97c &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/mathority.org\/ko\/%ec%b5%9c%ec%a0%81%ed%99%94-%eb%ac%b8%ec%a0%9c\/\"> <span class=\"screen-reader-text\">\ucd5c\uc801\ud654 \ubb38\uc81c<\/span> \ub354 \ubcf4\uae30 &raquo;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"","footnotes":""},"categories":[18],"tags":[],"class_list":["post-45","post","type-post","status-publish","format-standard","hentry","category-18"],"yoast_head":"<!-- This site is optimized 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\ucd5c\uc801\ud654 \ubb38\uc81c\ub294 \ud568\uc218\uc758 \ucd5c\ub300\uac12\uc774\ub098 \ucd5c\uc18c\uac12\uc744 \ucc3e\uc544\uc57c \ud558\ub294 \ubb38\uc81c\uc785\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ucd5c\uc801\ud654 \ubb38\uc81c\uc5d0\ub294 \ud68c\uc0ac\uc758 \uc774\uc775\uc744 \uc815\uc758\ud558\ub294 \ud568\uc218\uc758 \ucd5c\ub300\uac12\uc744 \uacc4\uc0b0\ud558\ub294 \uac83\uc774 \ud3ec\ud568\ub429\ub2c8\ub2e4. \ucd5c\uc801\ud654 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\ub294 \ubc29\ubc95 \ud568\uc218 \ucd5c\uc801\ud654 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\ub294 \ub2e8\uacc4: \ucd5c\uc801\ud654\uac00 \ud544\uc694\ud55c \uae30\ub2a5\uc744 \uc124\uc815\ud569\ub2c8\ub2e4 . \ucd5c\uc801\ud654\ud560 \ud568\uc218\ub97c &hellip; \ucd5c\uc801\ud654 \ubb38\uc81c \ub354 \ubcf4\uae30 &raquo;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/mathority.org\/ko\/\ucd5c\uc801\ud654-\ubb38\uc81c\/\" \/>\n<meta property=\"article:published_time\" content=\"2023-09-17T10:57:01+00:00\" 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