{"id":289,"date":"2023-07-06T20:34:06","date_gmt":"2023-07-06T20:34:06","guid":{"rendered":"https:\/\/mathority.org\/ko\/%ed%96%89%eb%a0%ac%ec%8b%9d-3x3-%ec%82%ac%eb%a3%a8%ec%8a%a4-%ea%b7%9c%ec%b9%99-%ec%98%88%ec%a0%9c-%eb%b0%8f-%ed%95%b4%ea%b2%b0%eb%90%9c-%ec%97%b0%ec%8a%b5%eb%ac%b8%ec%a0%9c\/"},"modified":"2023-07-06T20:34:06","modified_gmt":"2023-07-06T20:34:06","slug":"%ed%96%89%eb%a0%ac%ec%8b%9d-3x3-%ec%82%ac%eb%a3%a8%ec%8a%a4-%ea%b7%9c%ec%b9%99-%ec%98%88%ec%a0%9c-%eb%b0%8f-%ed%95%b4%ea%b2%b0%eb%90%9c-%ec%97%b0%ec%8a%b5%eb%ac%b8%ec%a0%9c","status":"publish","type":"post","link":"https:\/\/mathority.org\/ko\/%ed%96%89%eb%a0%ac%ec%8b%9d-3x3-%ec%82%ac%eb%a3%a8%ec%8a%a4-%ea%b7%9c%ec%b9%99-%ec%98%88%ec%a0%9c-%eb%b0%8f-%ed%95%b4%ea%b2%b0%eb%90%9c-%ec%97%b0%ec%8a%b5%eb%ac%b8%ec%a0%9c\/","title":{"rendered":"Sarrus\uc758 \uaddc\uce59\uc744 \uc0ac\uc6a9\ud558\uc5ec 3&#215;3 \ud589\ub82c\uc758 \ud589\ub82c\uc2dd\uc744 \uacc4\uc0b0\ud569\ub2c8\ub2e4."},"content":{"rendered":"<p>\uc774 \ud398\uc774\uc9c0\uc5d0\uc11c\ub294 3&#215;3 \uc815\uc0ac\uac01\ud615 \ud589\ub82c\uc758 \ud589\ub82c\uc2dd\uc774 \ubb34\uc5c7\uc778\uc9c0 \ubc30\uc6b0\uac8c \ub429\ub2c8\ub2e4. Sarrus \uaddc\uce59\uc744 \uc0ac\uc6a9\ud558\uc5ec \ucc28\uc218 3\uc758 \ud589\ub82c\uc2dd\uc744 \ud478\ub294 \ubc29\ubc95\uc744 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uadf8\ub9ac\uace0 \uac8c\ub2e4\uac00 \ub2e8\uacc4\ubcc4\ub85c \uc608\uc81c\uc640 \uc5f0\uc2b5\ubb38\uc81c\ub97c \ud480\uace0 \uc788\uc5b4 \uc5f0\uc2b5\ud558\uace0 \uc644\ubcbd\ud558\uac8c \uc774\ud574\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p><strong><\/strong><\/p>\n<h2 class=\"wp-block-heading\"> 3\u00d73 \ud589\ub82c\uc758 \ud589\ub82c\uc2dd\uc740 \ubb34\uc5c7\uc778\uac00? <\/h2>\n<p><strong><\/strong><\/p>\n<div class=\"adsb30\" style=\" margin:12px; text-align:center\">\n<div id=\"ezoic-pub-ad-placeholder-109\"><\/div>\n<\/div>\n<p> 3 <strong>\ucc28 \ud589\ub82c\uc2dd\uc740<\/strong> <strong>\ud589\ub82c\uc758 \uc591\ucabd\uc5d0 \uc218\uc9c1 \ub9c9\ub300\ub85c \ud45c\uc2dc\ub418\ub294 3\u00d73 \ucc28\uc6d0\uc758 \ud589\ub82c\uc785\ub2c8\ub2e4.<\/strong> \uc608\ub97c \ub4e4\uc5b4 \ub2e4\uc74c\uacfc \uac19\uc740 \ud589\ub82c\uc774 \uc788\ub2e4\uace0 \uac00\uc815\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-7b5e89b706893e88dd15882e3685afb1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle A = \\begin{pmatrix} 2 &amp; 0 &amp; 4 \\\\[1.1ex] 3 &amp; -1 &amp; 5 \\\\[1.1ex] 1 &amp; 6 &amp; -2  \\end{pmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"85\" width=\"150\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p> <strong>\ud589\ub82c A\uc758 \ud589\ub82c\uc2dd\uc740<\/strong> \ub2e4\uc74c\uacfc \uac19\uc774 \ud45c\ud604\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-41db04327de87a80f1e0e4dd6dcb220a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\lvert A \\rvert = \\begin{vmatrix} 2 &amp; 0 &amp; 4 \\\\[1.1ex] 3 &amp; -1 &amp; 5 \\\\[1.1ex] 1 &amp; 6 &amp; -2 \\end{vmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"86\" width=\"141\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p> \ubcf4\uc2dc\ub2e4\uc2dc\ud53c, 3\ucc28 \uc815\uc0ac\uac01 \ud589\ub82c\uc758 \ud589\ub82c\uc2dd\uc744 \uc791\uc131\ud558\ub294 \uac83\uc740 \uc27d\uc2b5\ub2c8\ub2e4. \uc774\uc81c \ud574\uacb0 \ubc29\ubc95\uc744 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<h2 class=\"wp-block-heading\"> 3\ucc28 \ud589\ub82c\uc2dd\uc744 \uacc4\uc0b0\ud558\ub294 \ubc29\ubc95\uc740 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/h2>\n<p><strong><\/strong><\/p>\n<p> 3\u00d73 \ud589\ub82c\uc758 \ud589\ub82c\uc2dd\uc744 \ub9cc\ub4e4\ub824\uba74 <strong>Sarrus\uc758 \uaddc\uce59\uc744<\/strong> \uc801\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<h2 class=\"wp-block-heading\"> \uc0ac\ub8e8\uc2a4 \uaddc\uce59<\/h2>\n<p class=\"has-background\" style=\"background-color:#dff6ff\"> <strong>\uc0ac\ub8e8\uc2a4\uc758 \ubc95\uce59<\/strong> \uc5d0 \ub530\ub974\uba74 3\ucc28 \ud589\ub82c\uc2dd\uc744 \uacc4\uc0b0\ud558\ub824\uba74 \uc8fc\ub300\uac01\uc120 \uc694\uc18c\uc758 \uacf1\uacfc \ud3c9\ud589 \ub300\uac01\uc120\uc758 \uacf1\uc744 \ud574\ub2f9 \ubc18\ub300 \uaf2d\uc9c0\uc810\uacfc \ub354\ud55c \ub2e4\uc74c \ub2e8\ub300\uac01\uc120 \uc694\uc18c\uc758 \uacf1\uacfc \uc18c\ub300\uac01\uc120 \uc694\uc18c\uc758 \uacf1\uc744 \ube7c\uc57c \ud569\ub2c8\ub2e4. \ud3c9\ud589 \ub300\uac01\uc120\uacfc \ud574\ub2f9 \ubc18\ub300 \uc815\uc810\uc758 \uacf1\uc785\ub2c8\ub2e4. <\/p>\n<p><strong><\/strong><\/p>\n<div class=\"adsb30\" style=\" margin:12px; text-align:center\">\n<div id=\"ezoic-pub-ad-placeholder-110\"><\/div>\n<\/div>\n<p> \uc774\ub807\uac8c \uc791\uc131\ud558\uba74 \uc774\ud574\ud558\uae30\uac00 \uc870\uae08 \uc5b4\ub824\uc6b8 \uc218 \uc788\uc9c0\ub9cc \ub2e4\uc74c \ub2e4\uc774\uc5b4\uadf8\ub7a8\uacfc \uc608\uc81c\ub97c \ud1b5\ud574 3&#215;3 \ud589\ub82c\uc2dd\uc758 \uacc4\uc0b0\uc774 \uc5b4\ub5bb\uac8c \uc218\ud589\ub418\ub294\uc9c0 \uc0b4\ud3b4\ubcf4\uc138\uc694. <\/p>\n<figure class=\"wp-block-image size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/regle-de-sarrus.webp\" alt=\"\" class=\"wp-image-1550\" width=\"686\" height=\"135\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<figure class=\"wp-block-image is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/calculer-le-determinant-dune-matrice-32153.webp\" alt=\"\" width=\"776\" height=\"133\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<h2 class=\"wp-block-heading\"> 3\u00d73 \ud589\ub82c\uc2dd\uc758 \uc608:<\/h2>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-98e60cf465cd0eb7662d47770cd38231_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{aligned} \\begin{vmatrix} 2 &amp; 1 &amp; 3 \\\\[1.1ex] -1 &amp; 1 &amp; 0 \\\\[1.1ex] -2 &amp; 4 &amp; 1 \\end{vmatrix} &amp; = 2 \\cdot 1 \\cdot 1 + 1 \\cdot 0 \\cdot (-2) + (-1) \\cdot 4 \\cdot 3 - (-2) \\cdot 1 \\cdot 3 - 4 \\cdot 0 \\cdot 2- (-1) \\cdot 1 \\cdot 1 \\\\ &amp; = 2 + 0 -12 +6 - 0 +1 \\\\[2ex] &amp; = \\bm{-3} \\end{aligned}\" title=\"Rendered by QuickLaTeX.com\" height=\"150\" width=\"637\" 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-41a53c1fd6eae1b51a280a6ce1e2ab91_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{aligned} \\begin{vmatrix} 1 &amp; 0 &amp; 2 \\\\[1.1ex] 3 &amp; 2 &amp; 1 \\\\[1.1ex] 4 &amp; -3 &amp; -1 \\end{vmatrix} &amp; = 1\\cdot 2 \\cdot (-1) + 0 \\cdot 1 \\cdot 4 +3 \\cdot (-3) \\cdot 2 - 4 \\cdot 2 \\cdot 2 - (-3) \\cdot 1 \\cdot 1- 3 \\cdot 0 \\cdot (-1) \\\\ &amp; = -2 +0 -18 - 16 +3- 0 \\\\[2ex] &amp; = \\bm{-33} \\end{aligned}\" title=\"Rendered by QuickLaTeX.com\" height=\"150\" width=\"651\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<h2 class=\"wp-block-heading\">3 \u00d7 3 \ud589\ub82c\uc758 \ud589\ub82c\uc2dd \ubb38\uc81c \ud574\uacb0<\/h2>\n<h3 class=\"wp-block-heading\"> \uc5f0\uc2b5 1<\/h3>\n<p> \ub2e4\uc74c 3&#215;3 \ud589\ub82c\uc2dd\uc744 \ud47c\ub2e4: <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/exemple-travaille-determinant-32153.webp\" alt=\"3x3 \ud589\ub82c\uc758 \ud589\ub82c\uc2dd\uc758 \uad6c\uccb4\uc801\uc778 \uc608\" width=\"103\" height=\"110\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__E3F2FD boto_ver_solucion\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E3F2FD\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"> <strong>\ud574\uacb0\ucc45 \ubcf4\uae30<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\"> 3\u00d73 \ud589\ub82c\uc758 \ud589\ub82c\uc2dd\uc744 \ud480\ub824\uba74 Sarrus\uc758 \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-8f288312b72f3bbabc35ee64bf580d8c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle\\begin{aligned} \\begin{vmatrix} 2 &amp; 1 &amp; 0 \\\\[1.1ex] 3 &amp; 1 &amp; -1 \\\\[1.1ex] 2 &amp; 0 &amp; 4 \\end{vmatrix} &amp; = 2 \\cdot 1 \\cdot 4 + 1 \\cdot (-1) \\cdot 2 + 3 \\cdot 0 \\cdot 0 - 2 \\cdot 1 \\cdot 0 - 0 \\cdot (-1) \\cdot 2- 3 \\cdot 1 \\cdot 4 \\\\ &amp; = 8 -2 +0 -0- 0-12 \\\\[2ex] &amp; = \\bm{-6} \\end{aligned}\" title=\"Rendered by QuickLaTeX.com\" height=\"150\" width=\"583\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<h3 class=\"wp-block-heading\">\uc5f0\uc2b5 2<\/h3>\n<p> \ub2e4\uc74c \ucc28\uc218 3\uc758 \ud589\ub82c\uc2dd\uc744 \uacc4\uc0b0\ud569\ub2c8\ub2e4. <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/determinant-dexercice-resolu-32153.webp\" alt=\"3x3 \ud589\ub82c\uc758 \ud589\ub82c\uc2dd\uc744 \ub2e8\uacc4\ubcc4\ub85c \ud480\uc5b4\ub0b4\ub294 \uc5f0\uc2b5\" width=\"103\" height=\"110\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__E3F2FD boto_ver_solucion\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E3F2FD\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"> <strong>\ud574\uacb0\ucc45 \ubcf4\uae30<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\"> 3\ucc28 \ud589\ub82c\uc758 \ud589\ub82c\uc2dd\uc744 \uacc4\uc0b0\ud558\ub824\uba74 Sarrus\uc758 \ubc95\uce59\uc744 \uc0ac\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-64078968233ec50d2e793309d55e55fc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle\\begin{aligned} \\begin{vmatrix} 1 &amp; -2 &amp; 1 \\\\[1.1ex] 4 &amp; 2 &amp; 1 \\\\[1.1ex] 3 &amp; -1 &amp; 2 \\end{vmatrix} &amp; = 1 \\cdot 2 \\cdot 2 + (-2) \\cdot 1 \\cdot 3 + 4 \\cdot (-1) \\cdot 1 - 3 \\cdot 2 \\cdot 1 - (-1) \\cdot 1 \\cdot 1 - 4 \\cdot (-2) \\cdot 2 \\\\ &amp; = 4 -6 -4 -6+1+16 \\\\[2ex] &amp; = \\bm{5} \\end{aligned}\" title=\"Rendered by QuickLaTeX.com\" height=\"150\" width=\"637\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<p><strong><\/strong><\/p>\n<div class=\"adsb30\" style=\" margin:12px; text-align:center\">\n<div id=\"ezoic-pub-ad-placeholder-111\"><\/div>\n<p><strong><br \/><\/strong><\/p>\n<\/div>\n<h3 class=\"wp-block-heading\"> \uc5f0\uc2b5 3<\/h3>\n<p> \ub2e4\uc74c 3\u00d73 \ud589\ub82c\uc758 \ud589\ub82c\uc2dd\uc5d0 \ub300\ud55c \ud574\ub97c \uad6c\ud569\ub2c8\ub2e4. <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/exercices-resolus-de-determinants-33.webp\" alt=\"3x3 \ud589\ub82c\uc758 \ud589\ub82c\uc2dd\uc5d0 \ub300\ud574 \ub2e8\uacc4\ubcc4\ub85c \ud574\uacb0\ub418\ub294 \uc5f0\uc2b5\" width=\"139\" height=\"111\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__E3F2FD boto_ver_solucion\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E3F2FD\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"> <strong>\ud574\uacb0\ucc45 \ubcf4\uae30<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\"> 3&#215;3 \ud589\ub82c\uc758 \ud589\ub82c\uc2dd\uc744 \ub9cc\ub4e4\ub824\uba74 Sarrus\uc758 \uaddc\uce59\uc744 \uc0ac\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-fd4494ae66a604834b8f9f47fcbbe41d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle\\begin{aligned} \\begin{vmatrix}1 &amp; 3 &amp; -2 \\\\[1.1ex] 2 &amp; -3 &amp; 4 \\\\[1.1ex] -1 &amp; 2 &amp; 5 \\end{vmatrix} &amp; = \\\\ &amp; = 1 \\cdot (-3) \\cdot 5 + 3 \\cdot 4 \\cdot (-1) + 2 \\cdot 2 \\cdot (-2) \\ - \\\\[1.1ex] &amp; \\phantom{=} - (-1) \\cdot (-3) \\cdot (-2) - 2 \\cdot 4 \\cdot 1 - 2 \\cdot 3 \\cdot 5 \\\\[2.5ex] &amp; = -15 -12 -8 +6-8-30 \\\\[2.5ex] &amp; = \\bm{-67} \\end{aligned}\" title=\"Rendered by QuickLaTeX.com\" height=\"235\" width=\"435\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<h3 class=\"wp-block-heading\">\uc5f0\uc2b5 4<\/h3>\n<p> \ub2e4\uc74c 3\ucc28 \ud589\ub82c\uc758 \ud589\ub82c\uc2dd\uc5d0 \ub300\ud55c \ud574\ub97c \uad6c\ud569\ub2c8\ub2e4. <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/exercice-resolu-dun-determinant-dune-matrice-33.webp\" alt=\"3x3 \ud589\ub82c\uc758 \ud589\ub82c\uc2dd \ubb38\uc81c \ud574\uacb0\" width=\"122\" height=\"113\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__E3F2FD boto_ver_solucion\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E3F2FD\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"> <strong>\ud574\uacb0\ucc45 \ubcf4\uae30<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\"> 3\u00d73 \ud589\ub82c\uc758 \ud589\ub82c\uc2dd\uc758 \ud574\ub97c \ucc3e\uc73c\ub824\uba74 Sarrus \uacf5\uc2dd\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-8e811024d460a60a1df59983b1f700e8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle\\begin{aligned} \\begin{vmatrix} 3 &amp; 1 &amp; -1 \\\\[1.1ex] 6 &amp; 1 &amp; -2 \\\\[1.1ex] 4 &amp; -3 &amp; 2 \\end{vmatrix} &amp; = \\\\ &amp; = 3 \\cdot 1 \\cdot 2 + 1 \\cdot (-2) \\cdot 4 + 6 \\cdot (-3) \\cdot (-1) \\ - \\\\[1.1ex] &amp; \\phantom{=} - 4 \\cdot 1 \\cdot (-1) - (-3) \\cdot (-2) \\cdot 3 - 6 \\cdot 1 \\cdot 2 \\\\[2.5ex] &amp; =6 -8 +18 +4-18-12 \\\\[2.5ex] &amp; = \\bm{-10} \\end{aligned}\" title=\"Rendered by QuickLaTeX.com\" height=\"235\" width=\"422\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<h3 class=\"wp-block-heading\">\uc5f0\uc2b5 5<\/h3>\n<p> \uc758 \uac00\uce58\ub97c \ucc3e\uc544\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-5c53d6ebabdbcfa4e107550ea60b1b19_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"a\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"9\" style=\"vertical-align: 0px;\"><\/p>\n<p> \uc774\ub294 \ub2e4\uc74c 3\ucc28 \ud589\ub82c\uc2dd\uc744 \ucde8\uc18c\ud569\ub2c8\ub2e4: <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/exercices-resolus-de-determinants-dordre-3.webp\" alt=\"\ucc28\uc218 3\uc758 \ud589\ub82c\uc2dd\uc5d0 \ub300\ud574 \ub2e8\uacc4\ubcc4\ub85c \ud574\uacb0\ub418\ub294 \uc5f0\uc2b5\" width=\"121\" height=\"109\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__E3F2FD boto_ver_solucion\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E3F2FD\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"> <strong>\ud574\uacb0\ucc45 \ubcf4\uae30<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\"> \uba3c\uc800 Sarrus\uc758 \uaddc\uce59\uc744 \uc0ac\uc6a9\ud558\uc5ec \ud589\ub82c\uc2dd\uc758 \uac12\uc744 \ub2e4\uc74c\uc758 \ud568\uc218\ub85c \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-e5d80bc6266288d3d9b79acb4281f64b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"a :\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"18\" 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-07e67cfc5e45c0a11c35d643cd4c1c78_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle\\begin{aligned}\\begin{vmatrix} 4 &amp; 6 &amp; -5 \\\\[1.1ex] -2 &amp; 4 &amp; 2 \\\\[1.1ex] -1 &amp; 2 &amp; a \\end{vmatrix} &amp; = \\\\ &amp; = 4 \\cdot 4 \\cdot a + 6 \\cdot 2 \\cdot (-1) + (-2) \\cdot 2 \\cdot (-5) \\ - \\\\[1.1ex] &amp; \\phantom{=}- (-1) \\cdot 4 \\cdot (-5) - 2 \\cdot 2 \\cdot 4 - (-2) \\cdot 6 \\cdot a \\\\[2.5ex] &amp; = 16a -12 + 20 - 20 - 16 +12a \\\\[2.5ex] &amp; = 28a -28 \\end{aligned}\" title=\"Rendered by QuickLaTeX.com\" height=\"235\" width=\"422\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \ud589\ub82c\uc2dd\uc774 \uc0ac\ub77c\uc9c0\ub824\uba74 \uacb0\uacfc\uac00 0\uc774\uc5b4\uc57c \ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \uacb0\uacfc\ub97c 0\uc73c\ub85c \uc124\uc815\ud558\uace0 \ubc29\uc815\uc2dd\uc744 \ud489\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-952115a30fff34de20c4ecde3bbb4b15_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"28a-28=0\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"99\" 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-32cfa3a6788c4564b2807c4dbe65b59e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"28a=28\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"69\" 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-9b25a023b34312f26158baa4e03bd6e6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"a=\\cfrac{28}{28} = \\bm{1}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"84\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<p><strong><\/strong><\/p>\n<div class=\"adsb30\" style=\" margin:12px; text-align:center\">\n<div id=\"ezoic-pub-ad-placeholder-116\"><\/div>\n<p><strong><br \/><\/strong><\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\uc774 \ud398\uc774\uc9c0\uc5d0\uc11c\ub294 3&#215;3 \uc815\uc0ac\uac01\ud615 \ud589\ub82c\uc758 \ud589\ub82c\uc2dd\uc774 \ubb34\uc5c7\uc778\uc9c0 \ubc30\uc6b0\uac8c \ub429\ub2c8\ub2e4. Sarrus \uaddc\uce59\uc744 \uc0ac\uc6a9\ud558\uc5ec \ucc28\uc218 3\uc758 \ud589\ub82c\uc2dd\uc744 \ud478\ub294 \ubc29\ubc95\uc744 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uadf8\ub9ac\uace0 \uac8c\ub2e4\uac00 \ub2e8\uacc4\ubcc4\ub85c \uc608\uc81c\uc640 \uc5f0\uc2b5\ubb38\uc81c\ub97c \ud480\uace0 \uc788\uc5b4 \uc5f0\uc2b5\ud558\uace0 \uc644\ubcbd\ud558\uac8c \uc774\ud574\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. 3\u00d73 \ud589\ub82c\uc758 \ud589\ub82c\uc2dd\uc740 \ubb34\uc5c7\uc778\uac00? 3 \ucc28 \ud589\ub82c\uc2dd\uc740 \ud589\ub82c\uc758 \uc591\ucabd\uc5d0 \uc218\uc9c1 \ub9c9\ub300\ub85c \ud45c\uc2dc\ub418\ub294 3\u00d73 \ucc28\uc6d0\uc758 \ud589\ub82c\uc785\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4 \ub2e4\uc74c\uacfc \uac19\uc740 \ud589\ub82c\uc774 \uc788\ub2e4\uace0 \uac00\uc815\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \ud589\ub82c A\uc758 &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/mathority.org\/ko\/%ed%96%89%eb%a0%ac%ec%8b%9d-3x3-%ec%82%ac%eb%a3%a8%ec%8a%a4-%ea%b7%9c%ec%b9%99-%ec%98%88%ec%a0%9c-%eb%b0%8f-%ed%95%b4%ea%b2%b0%eb%90%9c-%ec%97%b0%ec%8a%b5%eb%ac%b8%ec%a0%9c\/\"> <span class=\"screen-reader-text\">Sarrus\uc758 \uaddc\uce59\uc744 \uc0ac\uc6a9\ud558\uc5ec 3&#215;3 \ud589\ub82c\uc758 \ud589\ub82c\uc2dd\uc744 \uacc4\uc0b0\ud569\ub2c8\ub2e4.<\/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":[8],"tags":[],"class_list":["post-289","post","type-post","status-publish","format-standard","hentry","category-8"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Sarrus\uc758 \uaddc\uce59 - Mathority\ub97c \uc0ac\uc6a9\ud558\uc5ec 3x3 \ud589\ub82c\uc758 \ud589\ub82c\uc2dd\uc744 \uacc4\uc0b0\ud569\ub2c8\ub2e4.<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mathority.org\/ko\/\ud589\ub82c\uc2dd-3x3-\uc0ac\ub8e8\uc2a4-\uaddc\uce59-\uc608\uc81c-\ubc0f-\ud574\uacb0\ub41c-\uc5f0\uc2b5\ubb38\uc81c\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Sarrus\uc758 \uaddc\uce59 - Mathority\ub97c \uc0ac\uc6a9\ud558\uc5ec 3x3 \ud589\ub82c\uc758 \ud589\ub82c\uc2dd\uc744 \uacc4\uc0b0\ud569\ub2c8\ub2e4.\" \/>\n<meta property=\"og:description\" content=\"\uc774 \ud398\uc774\uc9c0\uc5d0\uc11c\ub294 3&#215;3 \uc815\uc0ac\uac01\ud615 \ud589\ub82c\uc758 \ud589\ub82c\uc2dd\uc774 \ubb34\uc5c7\uc778\uc9c0 \ubc30\uc6b0\uac8c \ub429\ub2c8\ub2e4. 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