{"id":254,"date":"2023-07-10T09:54:04","date_gmt":"2023-07-10T09:54:04","guid":{"rendered":"https:\/\/mathority.org\/ja\/2-%e6%9c%ac%e3%81%ae%e5%b9%b3%e8%a1%8c%e7%b7%9a%e9%96%93%e3%81%ae%e8%b7%9d%e9%9b%a2%e3%81%ae%e4%be%8b-%e8%a7%a3%e6%b1%ba%e6%b8%88%e3%81%bf%e6%bc%94%e7%bf%92%e3%81%ae%e5%85%ac%e5%bc%8f\/"},"modified":"2023-07-10T09:54:04","modified_gmt":"2023-07-10T09:54:04","slug":"2-%e6%9c%ac%e3%81%ae%e5%b9%b3%e8%a1%8c%e7%b7%9a%e9%96%93%e3%81%ae%e8%b7%9d%e9%9b%a2%e3%81%ae%e4%be%8b-%e8%a7%a3%e6%b1%ba%e6%b8%88%e3%81%bf%e6%bc%94%e7%bf%92%e3%81%ae%e5%85%ac%e5%bc%8f","status":"publish","type":"post","link":"https:\/\/mathority.org\/ja\/2-%e6%9c%ac%e3%81%ae%e5%b9%b3%e8%a1%8c%e7%b7%9a%e9%96%93%e3%81%ae%e8%b7%9d%e9%9b%a2%e3%81%ae%e4%be%8b-%e8%a7%a3%e6%b1%ba%e6%b8%88%e3%81%bf%e6%bc%94%e7%bf%92%e3%81%ae%e5%85%ac%e5%bc%8f\/","title":{"rendered":"2 \u672c\u306e\u5e73\u884c\u7dda\u306e\u9593\u306e\u8ddd\u96e2"},"content":{"rendered":"<p>\u3053\u306e\u30da\u30fc\u30b8\u3067\u306f\u30012 \u672c\u306e\u5e73\u884c\u7dda\u306e\u9593\u306e\u8ddd\u96e2\u3092\u6c42\u3081\u308b\u65b9\u6cd5\u3092\u8aac\u660e\u3057\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u5e73\u884c\u7dda\u9593\u306e\u8ddd\u96e2\u306e\u4f8b\u3092\u78ba\u8a8d\u3057\u3001\u89e3\u6c7a\u6e08\u307f\u306e\u6f14\u7fd2\u3092\u4f7f\u7528\u3057\u3066\u7df4\u7fd2\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%c2%bfque-son-dos-rectas-paralelas\"><\/span> 2\u672c\u306e\u5e73\u884c\u7dda\u3068\u306f\u4f55\u3067\u3059\u304b?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> 2 \u672c\u306e\u5e73\u884c\u7dda\u9593\u306e\u8ddd\u96e2\u304c\u3069\u306e\u3088\u3046\u306b\u8a08\u7b97\u3055\u308c\u308b\u304b\u3092\u8aac\u660e\u3059\u308b\u524d\u306b\u30012 \u672c\u306e\u7dda\u9593\u306e\u5e73\u884c\u5ea6\u306e\u6982\u5ff5\u3092\u7c21\u5358\u306b\u601d\u3044\u51fa\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<p><strong>\u5e73\u884c\u7dda\u3068\u306f\u3001\u6c7a\u3057\u3066\u4ea4\u308f\u3089\u306a\u3044\u7dda\u3001\u3064\u307e\u308a\u3001\u305f\u3068\u3048\u8ecc\u9053\u304c\u7121\u9650\u306b\u4f38\u3073\u3066\u3082\u6c7a\u3057\u3066\u63a5\u89e6\u3057\u306a\u3044\u7dda\u306e\u3053\u3068\u3067\u3059\u3002<\/strong>\u3057\u305f\u304c\u3063\u3066\u30012 \u672c\u306e\u5e73\u884c\u7dda\u306e\u70b9\u306f\u5e38\u306b\u540c\u3058\u8ddd\u96e2\u306b\u3042\u308a\u3001\u3055\u3089\u306b 2 \u672c\u306e\u5e73\u884c\u7dda\u306b\u306f\u5171\u901a\u70b9\u304c\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u305f\u3068\u3048\u3070\u3001\u6b21\u306e 2 \u3064\u306e\u76f4\u7dda\u306f\u5e73\u884c\u3067\u3059\u3002 <\/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\/droites-paralleles-a-langle.webp\" alt=\"\u5e73\u884c\u7dda\u3068\u306f\u4f55\u3067\u3059\u304b\" class=\"wp-image-1643\" width=\"212\" height=\"191\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<p>\u4e00\u822c\u306b\u30012 \u672c\u306e\u7dda\u304c 2 \u672c\u306e\u5782\u76f4\u30d0\u30fc\u3068\u5e73\u884c\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u3057\u307e\u3059 ||\u884c\u9593<\/p>\n<p>\u4e00\u65b9\u30012 \u672c\u306e\u5e73\u884c\u7dda\u306f\u6c7a\u3057\u3066\u4ea4\u5dee\u3057\u306a\u3044\u3068\u3044\u3046\u4e8b\u5b9f\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001\u89e3\u6790\u5e7e\u4f55\u5b66\u3067\u306f\u3001\u305d\u308c\u3089\u306f\u540c\u3058\u65b9\u5411\u3092\u6301\u3063\u3066\u3044\u308b\u305f\u3081\u3001\u89d2\u5ea6 0 \u5ea6\u3092\u5f62\u6210\u3059\u308b\u3068\u8a00\u3044\u307e\u3059\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"como-calcular-la-distancia-entre-dos-rectas-paralelas-en-el-plano\"><\/span>\u5e73\u9762\u5185\u306e 2 \u672c\u306e\u5e73\u884c\u7dda\u306e\u9593\u306e\u8ddd\u96e2\u3092\u8a08\u7b97\u3059\u308b\u65b9\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>\u5e73\u9762 (R2) \u5185\u306e 2 \u672c\u306e\u5e73\u884c\u7dda\u306e\u9593\u306e\u8ddd\u96e2\u3092\u6c42\u3081\u308b\u306b\u306f\u30012 \u672c\u306e\u7dda\u306e\u3046\u3061\u306e 1 \u3064\u4e0a\u306e\u70b9\u3092\u53d6\u5f97\u3057\u3001\u3053\u306e\u70b9\u304b\u3089\u3082\u3046 1 \u3064\u306e\u7dda\u307e\u3067\u306e\u8ddd\u96e2\u3092\u8a08\u7b97\u3059\u308b\u3060\u3051\u3067\u3059\u3002<\/strong><\/p>\n<p> 2 \u672c\u306e\u5e73\u884c\u7dda\u306f\u5e38\u306b\u540c\u3058\u8ddd\u96e2\u96e2\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u3053\u306e\u3088\u3046\u306b\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 <\/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\/distance-entre-un-point-et-une-ligne-en-ligne.webp\" alt=\"2\u672c\u306e\u5e73\u884c\u7dda\u306e\u9593\u306e\u8ddd\u96e2\" class=\"wp-image-1960\" width=\"421\" height=\"358\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<p>\u3057\u305f\u304c\u3063\u3066\u30012 \u672c\u306e\u5e73\u884c\u7dda\u306e\u9593\u306e\u8ddd\u96e2\u3092\u6c42\u3081\u308b\u306b\u306f\u3001<a href=\"https:\/\/mathority.org\/ja\/\u70b9\u3068\u7dda\u306e\u9593\u306e\u8ddd\u96e2\u306e\u516c\u5f0f-\u89e3\u7b54\u6e08\u307f\u6f14\u7fd2\u306e\u4f8b\/\">\u70b9\u3068\u7dda\u306e\u9593\u306e\u8ddd\u96e2\u306e\u516c\u5f0f\u3092<\/a>\u77e5\u3063\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3069\u306e\u3088\u3046\u306b\u3057\u305f\u304b\u899a\u3048\u3066\u3044\u306a\u3044\u5834\u5408\u306f\u3001\u30ea\u30f3\u30af\u3067\u70b9\u3068\u7dda\u306e\u9593\u306e\u8ddd\u96e2\u304c\u3069\u306e\u3088\u3046\u306b\u6c7a\u5b9a\u3055\u308c\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u3055\u3089\u306b\u3001\u6bb5\u968e\u7684\u306b\u89e3\u6c7a\u3055\u308c\u305f\u4f8b\u3084\u6f14\u7fd2\u3092\u898b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u4e00\u65b9\u3001\u3053\u306e\u5f0f\u3092\u4f7f\u7528\u3057\u305f\u3068\u304d\u306b\u8ddd\u96e2\u304c 0 \u5358\u4f4d\u306b\u306a\u3063\u305f\u5834\u5408\u3001\u3053\u308c\u306f\u7dda\u304c\u3042\u308b\u70b9\u3067\u4e92\u3044\u306b\u63a5\u89e6\u3057\u3066\u304a\u308a\u3001\u3057\u305f\u304c\u3063\u3066\u7dda\u304c\u5e73\u884c\u3067\u306f\u306a\u304f\u4ea4\u5dee\u3001\u4e00\u81f4\u3001\u307e\u305f\u306f\u76f4\u4ea4\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u3001\u3053\u306e\u30bf\u30a4\u30d7\u306e\u30e9\u30a4\u30f3\u306e\u9055\u3044\u3092\u5f53\u793e\u306e Web \u30b5\u30a4\u30c8\u3067\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ejemplo-de-como-hallar-la-distancia-entre-dos-rectas-paralelas\"><\/span> 2 \u672c\u306e\u5e73\u884c\u7dda\u306e\u9593\u306e\u8ddd\u96e2\u3092\u6c42\u3081\u308b\u65b9\u6cd5\u306e\u4f8b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u4f8b\u3092\u4f7f\u7528\u3057\u3066\u30012 \u672c\u306e\u5e73\u884c\u7dda\u9593\u306e\u8ddd\u96e2\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u65b9\u6cd5\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<ul>\n<li>\u6b21\u306e 2 \u672c\u306e\u5e73\u884c\u7dda\u306e\u9593\u306e\u8ddd\u96e2\u3092\u6c42\u3081\u307e\u3059\u3002<\/li>\n<\/ul>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-8be694174fbd8330f207d16a9fb4bb89_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"r: \\ 2x-4y-6=0 \\qquad \\qquad s: \\ -x+2y+4=0\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"378\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p>\u6700\u521d\u306b\u884c\u3046\u5fc5\u8981\u304c\u3042\u308b\u306e\u306f\u3001\u7dda\u306e 1 \u3064 (\u76ee\u7684\u306e\u7dda) \u4e0a\u3067\u70b9\u3092\u53d6\u5f97\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u3053\u306e\u5834\u5408\u3001\u7dda\u4e0a\u306e\u70b9\u3092\u8a08\u7b97\u3057\u307e\u3059\u3002<\/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-23a7daa116b8874af1538c91f8d239de_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"s.\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"12\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u3053\u308c\u3092\u884c\u3046\u306b\u306f\u3001\u5909\u6570\u306e 1 \u3064\u306b\u5024\u3092\u4e0e\u3048\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-d762821a7c6da83f02380639f43ef8fd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=0:\" 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-3b748efe6f89a8c847e2e6c2d5a78db8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"-x+2y+4 =0 \\ \\xrightarrow{x \\ = \\ 0} \\ -0+2y+4=0\" title=\"Rendered by QuickLaTeX.com\" height=\"23\" width=\"321\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p>\u305d\u3057\u3066\u4eca\u3001\u4ed6\u306e\u5909\u6570\u3092\u30af\u30ea\u30a2\u3057\u307e\u3059(<\/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-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> ) \u3053\u306e\u6642\u70b9\u3067\u306e\u4fa1\u5024\u3092\u77e5\u308b\u305f\u3081\u306b\u5f97\u3089\u308c\u305f\u65b9\u7a0b\u5f0f: <\/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-91edb06d37339167f458f910de16d57b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"2y=-4\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"65\" 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-9901e9a85409e4bcbfcbffdcf97cb175_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y= \\cfrac{-4}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"66\" 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-50b25376eef215b49997f236615b6d6a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y= -2\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"55\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p>\u3057\u305f\u304c\u3063\u3066\u3001\u76f4\u7dda\u304b\u3089\u5f97\u3089\u308c\u308b\u70b9\u306f\u3001<\/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-ae1901659f469e6be883797bfd30f4f8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"s\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"8\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u6771\uff1a<\/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-a9176e7fde633e028a8349a5bc422e03_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(0,-2)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"66\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u305d\u3057\u3066\u3001\u3059\u3067\u306b\u7dda\u4e0a\u306b\u70b9\u304c\u3042\u308c\u3070\u3001\u70b9\u304b\u3089\u7dda\u307e\u3067\u306e\u8ddd\u96e2\u306e\u516c\u5f0f\u3092\u4f7f\u7528\u3057\u3066\u3001\u305d\u306e\u70b9\u304b\u3089\u4ed6\u306e\u7dda\u307e\u3067\u306e\u8ddd\u96e2\u3092\u8a08\u7b97\u3057\u307e\u3059\u3002<\/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-8064e6650ca06c9d921e13e956ab02a8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"d(P,r)= \\cfrac{\\lvert A\\cdot p_x + B\\cdot p_y +C\\rvert}{\\sqrt{A^2+B^2}}\" title=\"Rendered by QuickLaTeX.com\" height=\"44\" width=\"232\" style=\"vertical-align: -16px;\"><\/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-4ee823834d0436c46be7a7c28faf1be3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"d(P,r)= \\cfrac{\\lvert 2\\cdot 0 + (-4)\\cdot (-2) +(-6)\\rvert}{\\sqrt{2^2+(-4)^2}}= \\cfrac{\\lvert 0+8-6\\rvert}{\\sqrt{4+16}}={\\cfrac{2}{\\sqrt{20}}=\\bm{0,45}\" title=\"Rendered by QuickLaTeX.com\" height=\"48\" width=\"503\" style=\"vertical-align: -20px;\"><\/p>\n<\/p>\n<p><strong>\u3057\u305f\u304c\u3063\u3066\u30012 \u672c\u306e\u5e73\u884c\u7dda\u9593\u306e\u8ddd\u96e2\u306f 0.45 \u5358\u4f4d\u306b\u76f8\u5f53\u3057\u307e\u3059<\/strong>\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ejercicios-resueltos-de-distancias-entre-dos-rectas-paralelas\"><\/span> 2 \u672c\u306e\u5e73\u884c\u7dda\u9593\u306e\u8ddd\u96e2\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 class=\"wp-block-heading\">\u6f14\u7fd2 1<\/h3>\n<p>\u6b21\u306e 2 \u672c\u306e\u5e73\u884c\u7dda\u306e\u9593\u306e\u8ddd\u96e2\u306f\u3044\u304f\u3089\u3067\u3059\u304b? <\/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-9ad10fd8e20d413e433851810e823172_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"r: \\ x+3y-4=0 \\qquad \\qquad s: \\ 2x+6y+6=0\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"364\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__E4F0FE\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E4F0FE\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"><strong>\u89e3\u6c7a\u7b56\u3092\u53c2\u7167<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\">\u307e\u305a\u3001\u3053\u308c\u3089\u304c 2 \u672c\u306e\u5e73\u884c\u7dda\u3067\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u3001\u5909\u6570\u306e\u4fc2\u6570\u306f<\/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>\u305d\u3057\u3066<\/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>\u76f8\u4e92\u306b\u6bd4\u4f8b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u72ec\u7acb\u3057\u305f\u9805\u306b\u306f\u6bd4\u4f8b\u3057\u307e\u305b\u3093\u3002<\/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-1a5385dff1a5c143885cac238927cea7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\cfrac{1}{2} = \\cfrac{3}{6}\\neq \\cfrac{-4}{6} \\ \\longrightarrow \\ \\text{Paralelas}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"220\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u78ba\u304b\u306b\u3001\u7dda\u306f\u5e73\u884c\u306a\u306e\u3067\u3001\u3053\u306e\u624b\u9806\u3092\u9069\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n<p class=\"has-text-align-left\">\u6b21\u306b\u3001\u7dda\u306e 1 \u3064 (\u5fc5\u8981\u306a\u7dda) \u304b\u3089\u70b9\u3092\u53d6\u5f97\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u5834\u5408\u3001\u7dda\u4e0a\u306e\u70b9\u3092\u8a08\u7b97\u3057\u307e\u3059\u3002<\/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-23a7daa116b8874af1538c91f8d239de_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"s.\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"12\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u3053\u308c\u3092\u884c\u3046\u306b\u306f\u3001\u5909\u6570\u306e 1 \u3064\u306b\u5024\u3092\u5272\u308a\u5f53\u3066\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-d762821a7c6da83f02380639f43ef8fd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=0:\" 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-cfbc09666c2be26abbecc34491f0f0a3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"2x+6y+6=0 \\ \\xrightarrow{x \\ = \\ 0} \\ 2\\cdot 0+6y+6=0\" title=\"Rendered by QuickLaTeX.com\" height=\"23\" width=\"325\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u305d\u3057\u3066\u4eca\u3001\u4ed6\u306e\u5909\u6570\u3092\u30af\u30ea\u30a2\u3057\u307e\u3059(<\/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-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> ) \u3053\u306e\u6642\u70b9\u3067\u306e\u5024\u3092\u77e5\u308b\u305f\u3081\u306b\u5f97\u3089\u308c\u305f\u65b9\u7a0b\u5f0f\u306e\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002 <\/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-d2147ae4d002aba7f27fda064a5f3d15_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"6y=-6\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"65\" 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-011e4abb1bbc3ef5f362695736e2b1f7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y= \\cfrac{-6}{6}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"66\" 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-8330e0406bdbde3e65e8142fafceeee6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y= -1\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"55\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u3057\u305f\u304c\u3063\u3066\u3001\u76f4\u7dda\u304b\u3089\u5f97\u3089\u308c\u308b\u70b9\u306f<\/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-ae1901659f469e6be883797bfd30f4f8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"s\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"8\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u6771\uff1a<\/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-d4834bffe8509fbc113d7be09e378a7e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(0,-1)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"66\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u7dda\u4e0a\u306e\u70b9\u304c\u308f\u304b\u3063\u305f\u3089\u3001\u6b21\u306e\u5f0f\u3092\u4f7f\u7528\u3057\u3066\u305d\u306e\u70b9\u304b\u3089\u4ed6\u306e\u7dda\u307e\u3067\u306e\u8ddd\u96e2\u3092\u8a08\u7b97\u3057\u307e\u3059\u3002 <\/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-8064e6650ca06c9d921e13e956ab02a8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"d(P,r)= \\cfrac{\\lvert A\\cdot p_x + B\\cdot p_y +C\\rvert}{\\sqrt{A^2+B^2}}\" title=\"Rendered by QuickLaTeX.com\" height=\"44\" width=\"232\" style=\"vertical-align: -16px;\"><\/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-04bdc4f7bf4e33872b9a1dae673198df_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"d(P,r)= \\cfrac{\\lvert 1\\cdot 0 + 3\\cdot (-1) +(-4)\\rvert}{\\sqrt{1^2+3^2}}= \\cfrac{7}{\\sqrt{10}}=\\bm{2,21}\" title=\"Rendered by QuickLaTeX.com\" height=\"44\" width=\"371\" style=\"vertical-align: -16px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<h3 class=\"wp-block-heading\">\u6f14\u7fd2 2<\/h3>\n<p>\u6b21\u306e 2 \u672c\u306e\u5e73\u884c\u7dda\u306e\u9593\u306e\u8ddd\u96e2\u3092\u8a08\u7b97\u3057\u307e\u3059\u3002 <\/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-5e0e2409fa6663f661839f4c34bfe566_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"r: \\ 2x+y+5=0 \\qquad \\qquad s: \\ 8x+4y-4=0\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"364\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__E4F0FE\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E4F0FE\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"><strong>\u89e3\u6c7a\u7b56\u3092\u53c2\u7167<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\">\u307e\u305a\u3001\u3053\u308c\u3089\u304c 2 \u672c\u306e\u5e73\u884c\u7dda\u3067\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u3001\u5909\u6570\u306e\u4fc2\u6570\u306f<\/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>\u305d\u3057\u3066<\/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>\u76f8\u4e92\u306b\u6bd4\u4f8b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u72ec\u7acb\u3057\u305f\u9805\u306b\u306f\u6bd4\u4f8b\u3057\u307e\u305b\u3093\u3002<\/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-753fadf18aea36747c7df3ee7f2d23ed_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\cfrac{2}{8} = \\cfrac{1}{4}\\neq \\cfrac{5}{-4} \\ \\longrightarrow \\ \\text{Paralelas}\" title=\"Rendered by QuickLaTeX.com\" height=\"39\" width=\"212\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u78ba\u304b\u306b\u3001\u7dda\u306f\u5e73\u884c\u306a\u306e\u3067\u3001\u3053\u306e\u624b\u9806\u3092\u9069\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n<p class=\"has-text-align-left\">\u6b21\u306b\u3001\u7dda\u306e 1 \u3064 (\u5fc5\u8981\u306a\u7dda) \u304b\u3089\u70b9\u3092\u53d6\u5f97\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u5834\u5408\u3001\u7dda\u4e0a\u306e\u70b9\u3092\u8a08\u7b97\u3057\u307e\u3059\u3002<\/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-23a7daa116b8874af1538c91f8d239de_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"s.\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"12\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u3053\u308c\u3092\u884c\u3046\u306b\u306f\u3001\u5909\u6570\u306e 1 \u3064\u306b\u5024\u3092\u4e0e\u3048\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-d762821a7c6da83f02380639f43ef8fd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=0:\" 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-fda105123e96f40cd1d4ea4ba5dc8500_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"8x+4y-4=0 \\ \\xrightarrow{x \\ = \\ 0} \\ 8\\cdot 0+4y-4=0\" title=\"Rendered by QuickLaTeX.com\" height=\"23\" width=\"325\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u305d\u3057\u3066\u4eca\u3001\u4ed6\u306e\u5909\u6570\u3092\u30af\u30ea\u30a2\u3057\u307e\u3059(<\/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-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> ) \u7d50\u679c\u306e\u65b9\u7a0b\u5f0f\u3092\u8a08\u7b97\u3057\u3066\u3001\u3053\u306e\u6642\u70b9\u3067\u306e\u5024\u3092\u6c42\u3081\u307e\u3059\u3002 <\/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-05cfd5a65aaa9b77072c6d565162e807_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"4y=4\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"51\" 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-ba18f04fcf90b8f0ae5a0e1c02566459_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y= \\cfrac{4}{4}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"44\" 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-4990c34f3687d7c53883522e81db4278_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y= 1\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"41\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u3057\u305f\u304c\u3063\u3066\u3001\u76f4\u7dda\u304b\u3089\u5f97\u3089\u308c\u308b\u70b9\u306f<\/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-ae1901659f469e6be883797bfd30f4f8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"s\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"8\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u6771\uff1a<\/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-36f2ed872a167a169d9067f4030a0d5f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(0,1)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"52\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u7dda\u4e0a\u306e\u70b9\u304c\u308f\u304b\u3063\u305f\u3089\u3001\u6b21\u306e\u5f0f\u3092\u4f7f\u7528\u3057\u3066\u305d\u306e\u70b9\u304b\u3089\u4ed6\u306e\u7dda\u307e\u3067\u306e\u8ddd\u96e2\u3092\u8a08\u7b97\u3057\u307e\u3059\u3002 <\/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-8064e6650ca06c9d921e13e956ab02a8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"d(P,r)= \\cfrac{\\lvert A\\cdot p_x + B\\cdot p_y +C\\rvert}{\\sqrt{A^2+B^2}}\" title=\"Rendered by QuickLaTeX.com\" height=\"44\" width=\"232\" style=\"vertical-align: -16px;\"><\/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-bd8c9fdc3ea9f8063af0eadf3ec4f20f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"d(P,r)= \\cfrac{\\lvert 2\\cdot 0 + 1\\cdot 1 +5\\rvert}{\\sqrt{2^2+1^2}}= \\cfrac{6}{\\sqrt{5}}=\\bm{2,68}\" title=\"Rendered by QuickLaTeX.com\" height=\"44\" width=\"308\" style=\"vertical-align: -16px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<h3 class=\"wp-block-heading\">\u6f14\u7fd2 3<\/h3>\n<p>\u672a\u77e5\u306e\u5024\u3092\u8a08\u7b97\u3059\u308b<\/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-3422b6bb5c160593658b7c39425d9880_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"k\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"9\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u3057\u305f\u304c\u3063\u3066\u3001\u6b21\u306e 2 \u3064\u306e\u7dda\u306e\u9593\u306e\u8ddd\u96e2\u306f 5 \u5358\u4f4d\u3067\u3059\u3002 <\/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-f02cb0736defe1bd7bc4d0c89e04d910_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"r: \\ 6x-8y+10=0 \\qquad \\qquad s: \\ -3x+4y+k=0\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"397\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__E4F0FE\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E4F0FE\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"><strong>\u89e3\u6c7a\u7b56\u3092\u53c2\u7167<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\">2 \u6b21\u5143\u3067\u4f5c\u696d\u3057\u3066\u3044\u308b\u305f\u3081\u30012 \u3064\u306e\u7dda\u306e\u9593\u306e\u8ddd\u96e2\u3092\u30bc\u30ed\u4ee5\u5916\u306b\u3059\u308b\u306b\u306f\u3001\u305d\u308c\u3089\u304c\u5e73\u884c\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u70b9\u3068\u7dda\u306e\u9593\u306e\u8ddd\u96e2\u306e\u516c\u5f0f\u3092\u4f7f\u7528\u3057\u3066 2 \u3064\u306e\u7dda\u306e\u9593\u306e\u8ddd\u96e2\u3092\u8a08\u7b97\u3057\u3066\u5f0f\u3092\u7acb\u3066\u3001\u3053\u306e\u5f0f\u304b\u3089\u6b21\u306e\u5024\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<\/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-4a22b46fd6f4018a6b70bc870f75be7b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"k.\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u3053\u308c\u3092\u884c\u3046\u306b\u306f\u3001\u7dda\u4e0a\u306e\u70b9\u3092\u8a08\u7b97\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059<\/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-c5986f031932e6b3512dc564514c34b5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"r:\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"17\" 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-c05d7d15cd3ac8d67a7d29cbfd3777b2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"6x-8y+10=0 \\ \\xrightarrow{x \\ = \\ 1} \\ 6\\cdot 1 -8y+10=0\" title=\"Rendered by QuickLaTeX.com\" height=\"23\" width=\"343\" 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-edb38cfbae9d72bc191f6f0e2679dfaa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"6-8y+10=0\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"121\" 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-36ce8fb22280b5506ccebe65f06675d3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"-8y=-16\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"87\" 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-ba693499ba9c748d3b65d0954f5f3db8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y=\\cfrac{-16}{-8} = 2\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"106\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u3057\u305f\u304c\u3063\u3066\u3001\u7dda\u4e0a\u306e\u70b9<\/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>\u6771\uff1a<\/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-d26257abb9047188ab3e3887f447e20a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(1,2)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"52\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u6b21\u306b\u3001\u76f4\u7dda\u306b\u5c5e\u3059\u308b\u70b9\u9593\u306e\u8ddd\u96e2\u3092\u8a08\u7b97\u3057\u3066\u307f\u307e\u3059\u3002<\/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> \uff08\u30dd\u30a4\u30f3\u30c8<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-650eb7688af6737ac325425b5c9a5982_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"><\/p>\n<p>) \u3068\u884c<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-ae1901659f469e6be883797bfd30f4f8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"s\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"8\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u6b21\u306e\u5f0f\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/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-2b9e56adea3e949523cf139817ba4d4e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"d(P,s)= \\cfrac{\\lvert A\\cdot p_x + B\\cdot p_y +C\\rvert}{\\sqrt{A^2+B^2}}\" title=\"Rendered by QuickLaTeX.com\" height=\"44\" width=\"232\" style=\"vertical-align: -16px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u5404\u9805\u3092\u305d\u306e\u5024\u306b\u7f6e\u304d\u63db\u3048\u3066\u5f0f\u3092\u7c21\u7565\u5316\u3057\u307e\u3059\u3002<\/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-636120fd2c45edb2b8bb4380625020ef_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"d(P,s)= \\cfrac{\\lvert -3\\cdot 1 + 4\\cdot 2+k\\rvert}{\\sqrt{(-3)^2+4^2}}= \\cfrac{\\lvert -3+8+k\\rvert}{\\sqrt{9+16}}=\\cfrac{\\lvert 5+k\\rvert}{\\sqrt{25}}=\\cfrac{\\lvert 5+k\\rvert}{5}\" title=\"Rendered by QuickLaTeX.com\" height=\"48\" width=\"487\" style=\"vertical-align: -20px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u554f\u984c\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u30012 \u3064\u306e\u7dda\u306e\u9593\u306e\u8ddd\u96e2\u304c 5 \u306b\u7b49\u3057\u304f\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u524d\u306e\u5f0f\u3092 5 \u306b\u7b49\u3057\u304f\u3057\u307e\u3059\u3002<\/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-d640cd81d4c9fd88dc9ca6981aeb1de7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\cfrac{\\lvert 5+k\\rvert}{5}=5\" title=\"Rendered by QuickLaTeX.com\" height=\"40\" width=\"82\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u305d\u3057\u3066\u3001\u7d50\u679c\u3068\u3057\u3066\u5f97\u3089\u308c\u305f\u65b9\u7a0b\u5f0f\u3092\u89e3\u304d\u307e\u3059\u3002\u5206\u6570\u306e\u5206\u5b50\u306b\u306f\u7d76\u5bfe\u5024\u304c\u3042\u308b\u305f\u3081\u3001\u7d76\u5bfe\u5024\u304c\u6b63\u306e\u5834\u5408\u3068\u8ca0\u306e\u5834\u5408\u3092\u5225\u3005\u306b\u5206\u6790\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 <\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-65\">\n<div class=\"wp-block-column is-layout-flow\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-51338fa442cd4801901212feff98e3ee_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\cfrac{+(5+k)}{5}=5\" title=\"Rendered by QuickLaTeX.com\" height=\"40\" width=\"107\" 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-b85550207a41283bbae59ef56fbe79d0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"5+k= 5 \\cdot 5\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"94\" 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-d6e6065439c331592d2f2e07744f31f7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"5+k= 25\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"81\" 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-f695537f3cd735f4d6ef5ed634f88c0b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"k= 25-5\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"81\" 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-d89291cd408d018a89f521a969f8ff10_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{k= 20}\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"51\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<\/div>\n<div class=\"wp-block-column is-layout-flow\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-93f943aaf59aa56c3c1eb11e51efa5a5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\cfrac{-(5+k)}{5}=5\" title=\"Rendered by QuickLaTeX.com\" height=\"40\" width=\"107\" 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-4cc82662079c8fbe5f8e90a9783bd42c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"-5-k= 5 \\cdot 5\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"106\" 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-cf328a0a19677bd7541adeeb361bc398_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"-5-k= 25\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"94\" 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-882c5c32229850bd19bfcd3ea23c1e98_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"-5-25=k\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"94\" 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-2d47c152c6b0eadfd97a045dd3ea677b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{-30=k}\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"63\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<\/div>\n<\/div>\n<p class=\"has-text-align-left\">\u3057\u305f\u304c\u3063\u3066\u3001\u53ef\u80fd\u306a\u5024\u306f 2 \u3064\u3042\u308a\u307e\u3059\u3002<\/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-3422b6bb5c160593658b7c39425d9880_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"k\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"9\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u6b63\u3057\u3044\uff1a<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-63b6df82552d61f16a4a8c4c10f35fcd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"k=20\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"51\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u3069\u3061\u3089\u304b<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-151c51e4474f624b916bc3c841b6f3af_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"k=-30.\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"69\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u306e\u30da\u30fc\u30b8\u3067\u306f\u30012 \u672c\u306e\u5e73\u884c\u7dda\u306e\u9593\u306e\u8ddd\u96e2\u3092\u6c42\u3081\u308b\u65b9\u6cd5\u3092\u8aac\u660e\u3057\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u5e73\u884c\u7dda\u9593\u306e\u8ddd\u96e2\u306e\u4f8b\u3092\u78ba\u8a8d\u3057\u3001\u89e3\u6c7a\u6e08\u307f\u306e\u6f14\u7fd2\u3092\u4f7f\u7528\u3057\u3066\u7df4\u7fd2\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 2\u672c\u306e\u5e73\u884c\u7dda\u3068\u306f\u4f55\u3067\u3059\u304b? 2 \u672c\u306e\u5e73\u884c\u7dda\u9593\u306e\u8ddd\u96e2\u304c\u3069\u306e\u3088\u3046\u306b\u8a08\u7b97\u3055 &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/mathority.org\/ja\/2-%e6%9c%ac%e3%81%ae%e5%b9%b3%e8%a1%8c%e7%b7%9a%e9%96%93%e3%81%ae%e8%b7%9d%e9%9b%a2%e3%81%ae%e4%be%8b-%e8%a7%a3%e6%b1%ba%e6%b8%88%e3%81%bf%e6%bc%94%e7%bf%92%e3%81%ae%e5%85%ac%e5%bc%8f\/\"> <span class=\"screen-reader-text\">2 \u672c\u306e\u5e73\u884c\u7dda\u306e\u9593\u306e\u8ddd\u96e2<\/span> \u3082\u3063\u3068\u8aad\u3080 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