{"id":57,"date":"2023-09-17T07:24:22","date_gmt":"2023-09-17T07:24:22","guid":{"rendered":"https:\/\/mathority.org\/ja\/%e5%a4%9a%e9%a0%85%e5%bc%8f%e3%81%ae%e5%9b%a0%e6%95%b0%e5%88%86%e8%a7%a3%e3%81%ae%e4%be%8b%e3%81%a8%e6%bc%94%e7%bf%92%e5%95%8f%e9%a1%8c%e3%81%ae%e5%9b%a0%e6%95%b0%e5%88%86%e8%a7%a3\/"},"modified":"2023-09-17T07:24:22","modified_gmt":"2023-09-17T07:24:22","slug":"%e5%a4%9a%e9%a0%85%e5%bc%8f%e3%81%ae%e5%9b%a0%e6%95%b0%e5%88%86%e8%a7%a3%e3%81%ae%e4%be%8b%e3%81%a8%e6%bc%94%e7%bf%92%e5%95%8f%e9%a1%8c%e3%81%ae%e5%9b%a0%e6%95%b0%e5%88%86%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/mathority.org\/ja\/%e5%a4%9a%e9%a0%85%e5%bc%8f%e3%81%ae%e5%9b%a0%e6%95%b0%e5%88%86%e8%a7%a3%e3%81%ae%e4%be%8b%e3%81%a8%e6%bc%94%e7%bf%92%e5%95%8f%e9%a1%8c%e3%81%ae%e5%9b%a0%e6%95%b0%e5%88%86%e8%a7%a3\/","title":{"rendered":"\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5206\u89e3\u3059\u308b\u65b9\u6cd5 (\u591a\u9805\u5f0f\u56e0\u6570\u5206\u89e3)"},"content":{"rendered":"<p>\u3053\u306e\u30da\u30fc\u30b8\u3067\u306f\u3001\u3042\u3089\u3086\u308b\u7a2e\u985e\u306e\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5206\u89e3\u3059\u308b\u65b9\u6cd5\u3092\u8aac\u660e\u3057\u307e\u3059\u3002\u6700\u521d\u306b\u30eb\u30d5\u30a3\u30cb\u306e\u898f\u5247\u3092\u4f7f\u7528\u3057\u3066\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5206\u89e3\u3059\u308b\u65b9\u6cd5\u3092\u898b\u3066\u3044\u304d\u3001\u6b21\u306b\u72ec\u7acb\u9805\u306e\u306a\u3044\u591a\u9805\u5f0f\u304c\u3069\u306e\u3088\u3046\u306b\u56e0\u6570\u5206\u89e3\u3055\u308c\u308b\u304b\u306b\u9032\u307f\u3001\u6b21\u306b\u5206\u6570\u3092\u4f7f\u7528\u3057\u305f\u30eb\u30fc\u30c8\u591a\u9805\u5f0f\u306e\u56e0\u6570\u5206\u89e3\u3092\u5206\u6790\u3057\u3001\u6700\u5f8c\u306b\u56e0\u6570\u5206\u89e3\u306e\u7279\u6b8a\u306a\u30b1\u30fc\u30b9\u3092\u5206\u6790\u3057\u307e\u3059 (\u6ce8\u76ee\u3059\u3079\u304d\u70b9)\u3002\u6052\u7b49\u5f0f\u3001\u30b0\u30eb\u30fc\u30d7\u5316\u306b\u3088\u308b\u56e0\u6570\u5206\u89e3\u3001\u4e09\u9805\u5f0f\u306a\u3069)\u3002\u3059\u3079\u3066\u306e\u8aac\u660e\u306f\u4f8b\u3067\u884c\u308f\u308c\u3066\u304a\u308a\u3001\u3055\u3089\u306b\u6700\u5f8c\u306b\u306f\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5206\u89e3\u3059\u308b\u305f\u3081\u306e\u6f14\u7fd2\u3092\u6bb5\u968e\u7684\u306b\u89e3\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%C2%BFQue-es-la-factorizacion-de-polinomios\"><\/span>\u591a\u9805\u5f0f\u56e0\u6570\u5206\u89e3\u3068\u306f\u4f55\u3067\u3059\u304b?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>\u591a\u9805\u5f0f\u56e0\u6570\u5206\u89e3\u306f\u3001\u591a\u9805\u5f0f\u3092\u56e0\u6570\u306e\u7a4d\u306b\u5206\u89e3\u3059\u308b\u305f\u3081\u306b\u6570\u5b66\u3067\u4f7f\u7528\u3055\u308c\u308b\u624b\u6cd5\u3067\u3059\u3002<\/strong> <\/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\/factorisation-de-polynomes-factorisation.png\" alt=\"\u56e0\u6570\u5206\u89e3\u591a\u9805\u5f0f (\u56e0\u6570\u5206\u89e3\u591a\u9805\u5f0f)\" class=\"wp-image-1177\" width=\"196\" height=\"197\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p>\u56e0\u6570\u5206\u89e3\u591a\u9805\u5f0f\u3092\u4f7f\u7528\u3059\u308b\u3068\u6f14\u7b97\u306e\u5b9f\u884c\u304c\u7c21\u5358\u306b\u306a\u308b\u305f\u3081\u3001\u591a\u9805\u5f0f\u306e\u56e0\u6570\u5206\u89e3\u306f\u975e\u5e38\u306b\u4fbf\u5229\u3067\u3059\u3002<\/p>\n<p>\u591a\u9805\u5f0f\u56e0\u6570\u5206\u89e3\u304c\u4f55\u3067\u3042\u308b\u304b\u304c\u308f\u304b\u3063\u305f\u306e\u3067\u3001\u591a\u9805\u5f0f\u304c\u3069\u306e\u3088\u3046\u306b\u56e0\u6570\u5206\u89e3\u3055\u308c\u308b\u304b\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Como-factorizar-polinomios-con-la-regla-de-Ruffini\"><\/span>\u30eb\u30c3\u30d5\u30a3\u30fc\u30cb\u306e\u6cd5\u5247\u3092\u4f7f\u3063\u3066\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5206\u89e3\u3059\u308b\u65b9\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u660e\u3089\u304b\u306b\u3001\u30eb\u30d5\u30a3\u30cb\u306e\u898f\u5247\u3092\u4f7f\u7528\u3057\u3066\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5206\u89e3\u3059\u308b\u65b9\u6cd5\u3092\u7406\u89e3\u3059\u308b\u306b\u306f\u3001\u307e\u305a<a href=\"https:\/\/mathority.org\/ja\/\u89e3\u6c7a\u3055\u308c\u305f\u30eb\u30fc\u30eb\u306e\u4f8b-\u30eb\u30c3\u30d5\u30a3\u30fc\u30cb\u6f14\u7fd2\/\"><strong><span style=\"text-decoration: underline;\">\u30eb\u30d5\u30a3\u30cb\u306e\u898f\u5247\u3092\u9069\u7528\u3059\u308b\u65b9\u6cd5\u3092<\/span><\/strong><\/a>\u77e5\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u6700\u521d\u306b\u624b\u9806\u304c\u3069\u306e\u3088\u3046\u306a\u3082\u306e\u304b\u3092\u78ba\u8a8d\u3057\u305f\u3044\u5834\u5408\u306b\u5099\u3048\u3066\u3001\u3053\u306e\u30ea\u30f3\u30af\u3092\u6b8b\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n<p><strong>\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5206\u89e3\u3059\u308b\u306b\u306f\u3001<\/strong>\u6b21\u306e\u624b\u9806\u306b\u5f93\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ol style=\"color:#ff5733; font-weight: bold;\">\n<li style=\"margin-bottom:18px\"><span style=\"color:#000000;font-weight: normal;\">\u591a\u9805\u5f0f\u306e\u6839\u306f\u30eb\u30d5\u30a3\u30cb\u306e\u6cd5\u5247\u306b\u5f93\u3063\u3066\u8a08\u7b97\u3055\u308c\u307e\u3059\u3002<\/span><\/li>\n<li style=\"margin-bottom:18px\"> <span style=\"color:#000000;font-weight: normal;\">x=a \u578b\u3067\u898b\u3064\u304b\u3063\u305f\u5404\u6839\u306f\u3001\u56e0\u5b50 (xa) \u306e\u5f62\u5f0f\u3067\u8868\u3055\u308c\u307e\u3059\u3002<\/span><\/li>\n<li><span style=\"color:#000000;font-weight: normal;\">\u56e0\u6570\u5206\u89e3\u3055\u308c\u305f\u591a\u9805\u5f0f\u306f\u3001\u91cd\u307f\u4ed8\u3051\u3055\u308c\u3066\u3044\u306a\u3044\u591a\u9805\u5f0f\u306e\u6700\u9ad8\u6b21\u9805\u306e\u4fc2\u6570\u3092\u4e57\u3058\u305f\u3001\u898b\u3064\u304b\u3063\u305f\u3059\u3079\u3066\u306e\u56e0\u6570\u306e\u7a4d\u3067\u3059\u3002<\/span><\/li>\n<\/ol>\n<p>\u3053\u308c\u304c\u3069\u306e\u3088\u3046\u306b\u884c\u308f\u308c\u308b\u304b\u3092\u78ba\u8a8d\u3057\u3001\u591a\u9805\u5f0f\u306e\u56e0\u6570\u5206\u89e3\u624b\u9806\u3092\u3088\u308a\u3088\u304f\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u306b\u3001\u4ee5\u4e0b\u306b\u5177\u4f53\u7684\u306a\u4f8b\u3092\u6bb5\u968e\u7684\u306b\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u6b21\u306e\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5206\u89e3\u3057\u307e\u3059\u3002 <\/li>\n<\/ul>\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\/polynome-non-factorise-2.jpg\" alt=\"\u91cd\u307f\u4ed8\u3051\u3055\u308c\u3066\u3044\u306a\u3044\u591a\u9805\u5f0f\" class=\"wp-image-1221\" width=\"262\" height=\"31\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p>\u6700\u521d\u306b\u884c\u3046\u3053\u3068\u306f\u3001\u591a\u9805\u5f0f\u306e\u6839\u307e\u305f\u306f\u30bc\u30ed\u3092\u8a08\u7b97\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u3053\u308c\u3092\u884c\u3046\u306b\u306f\u3001<strong>\u591a\u9805\u5f0f\u306e\u72ec\u7acb\u9805\u306e\u7d04\u6570<\/strong>\u3092\u898b\u3064\u3051\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u5834\u5408\u3001\u00b11\u3001\u00b12\u3001\u00b14 \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\/factorisation-de-polynomes-pdf-2.jpg\" alt=\"\u591a\u9805\u5f0f\u306e\u56e0\u6570\u5206\u89e3 pdf\" class=\"wp-image-1222\" width=\"383\" height=\"133\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p>\u5270\u4f59\u3068\u56e0\u6570\u5b9a\u7406\u306e\u304a\u304b\u3052\u3067\u3001\u3053\u308c\u3089\u306e\u5024\u306e\u3044\u305a\u308c\u304b\u306b\u3088\u308b\u591a\u9805\u5f0f\u306e\u9664\u7b97\u306e\u4f59\u308a\u304c 0 \u306b\u7b49\u3057\u3044\u5834\u5408\u3001\u3053\u308c\u306f\u3001\u305d\u306e\u5024\u304c\u591a\u9805\u5f0f\u306e\u6839\u3067\u3042\u308b\u3053\u3068\u3092\u610f\u5473\u3059\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002<\/p>\n<p class=\"has-background\" style=\"background-color:#ffebee\">\u3057\u305f\u304c\u3063\u3066\u3001\u30eb\u30d5\u30a3\u30cb\u306e\u6cd5\u5247\u3092\u4f7f\u7528\u3057\u3066\u591a\u9805\u5f0f\u3092\u72ec\u7acb\u9805\u306e\u5404\u7d04\u6570\u3067\u9664\u7b97\u3057\u3001\u3069\u306e\u5834\u5408\u306b\u5270\u4f59\u304c\u30bc\u30ed\u306b\u306a\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u3088\u3046\u306a\u30eb\u30c3\u30d5\u30a3\u30fc\u30cb\u306e\u30eb\u30fc\u30eb\u3092\u9069\u7528\u3059\u308b\u3053\u3068\u304b\u3089\u59cb\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-0fc5c5d38d0edca51c40a0f9db16d55f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=+1:\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"65\" style=\"vertical-align: -2px;\"><\/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\/factorisation-de-polynomes-avec-la-regle-de-ruffini.jpg\" alt=\"\" class=\"wp-image-1227\" width=\"315\" height=\"140\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p>\u3053\u306e\u5834\u5408\u3001\u5272\u308a\u7b97\u306e\u4f59\u308a\uff08\u307e\u305f\u306f\u5270\u4f59\uff09\u306f\u30bc\u30ed\u306b\u306a\u308b\u306e\u3067\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-3330a01aa4d7d81947b71297d8623d3b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=1\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"42\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u591a\u9805\u5f0f\u306e\u6839\u3067\u3059\u3002 \u2705<\/p>\n<p>\u5b8c\u74a7\u3067\u3059\u3002\u591a\u9805\u5f0f\u306e\u6839\u306f\u3059\u3067\u306b\u3042\u308a\u307e\u3059\u3002\u6b8b\u3063\u3066\u3044\u308b\u306e\u306f\u3001\u6b8b\u308a\u306e\u6839\u3092\u6c7a\u5b9a\u3059\u308b\u3053\u3068\u3060\u3051\u3067\u3059\u3002\u3053\u308c\u3092\u884c\u3046\u306b\u306f\u3001\u72ec\u7acb\u9805\u306e\u5225\u306e\u7d04\u6570\u3092\u542b\u3080\u30eb\u30d5\u30a3\u30cb\u306e\u898f\u5247\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u305f\u3068\u3048\u3070\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-6de4e73609a66312d9714a253f9ae3a2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=-1.\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"61\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u307e\u305f\u3001\u6574\u6570\u591a\u9805\u5f0f\u3067\u30eb\u30d5\u30a3\u30cb\u306e\u65b9\u6cd5\u3092\u4f7f\u7528\u3059\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u524d\u306e\u30b9\u30c6\u30c3\u30d7\u3067\u4e2d\u65ad\u3057\u305f\u3068\u3053\u308d\u304b\u3089\u7d9a\u884c\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\/factorisation-des-polynomes-pas-a-pas.jpg\" alt=\"\u591a\u9805\u5f0f\u3092\u6bb5\u968e\u7684\u306b\u56e0\u6570\u5206\u89e3\u3059\u308b\" class=\"wp-image-1225\" width=\"259\" height=\"221\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p>\u305f\u3060\u3057\u3001\u3053\u306e\u5834\u5408\u3001\u3067\u5272\u308b\u3068\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-ad143a0d979362a51b48a48c9ca9f59e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=-1\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"56\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u5f97\u3089\u308c\u308b\u5270\u4f59\u306f 0 \u3068\u306f\u7570\u306a\u308b\u305f\u3081\u3001<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-ad143a0d979362a51b48a48c9ca9f59e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=-1\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"56\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u591a\u9805\u5f0f\u306e\u6839\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002 \u274c<\/p>\n<p>\u3057\u305f\u304c\u3063\u3066\u3001\u5225\u306e\u5024\u3092\u8a66\u3059\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001Ruffini \u30eb\u30fc\u30eb\u3092\u6b21\u306e\u3088\u3046\u306b\u5b9f\u884c\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-feebbb5a0ef01c12d307ae7005579405_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=+2:\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"65\" style=\"vertical-align: -2px;\"><\/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\/factoriser-les-polynomes-pas-a-pas.jpg\" alt=\"\u591a\u9805\u5f0f\u3092\u6bb5\u968e\u7684\u306b\u56e0\u6570\u5206\u89e3\u3059\u308b\" class=\"wp-image-1232\" width=\"219\" height=\"217\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p>\u3053\u306e\u5834\u5408\u3082\u307e\u305f\u30bc\u30ed\u306e\u5270\u4f59\u304c\u5f97\u3089\u308c\u308b\u306e\u3067\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-c657687cbbf5ea9a7545edb42190e592_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=2\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"42\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u591a\u9805\u5f0f\u306e\u6839\u3067\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u305d\u3057\u3066\u3001\u540c\u3058\u624b\u9806\u3092\u9069\u7528\u3057\u7d9a\u3051\u307e\u3059\u3002\u6b21\u306b\u3001\u6b21\u306e\u3053\u3068\u3092\u78ba\u8a8d\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-01f282abd343bbe6b83c45e54b86c6ed_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=-2\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"56\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u305d\u308c\u306f\u591a\u9805\u5f0f\u306e\u6839\u3067\u3042\u308b\u304b\u3069\u3046\u304b: <\/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\/exemple-factorisation-de-polynomes.jpg\" alt=\"\u591a\u9805\u5f0f\u306e\u56e0\u6570\u5206\u89e3\u306e\u4f8b\" class=\"wp-image-1250\" width=\"219\" height=\"303\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p>\u3067\u5272\u308b\u3068<\/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-01f282abd343bbe6b83c45e54b86c6ed_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=-2\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"56\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u30eb\u30c3\u30d5\u30a3\u30fc\u30cb\u306e\u6cd5\u5247\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u5270\u4f59\u304c\u30bc\u30ed\u306b\u306a\u308a\u307e\u3059\u306e\u3067\u3001<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-01f282abd343bbe6b83c45e54b86c6ed_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=-2\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"56\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u591a\u9805\u5f0f\u306e\u6839\u307e\u305f\u306f\u30bc\u30ed\u3067\u3059\u3002<\/p>\n<p>\u3057\u305f\u304c\u3063\u3066\u3001\u30eb\u30d5\u30a3\u30cb\u306e\u6cd5\u5247\u3092\u9069\u7528\u3057\u7d9a\u3051\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u6b21\u306e\u591a\u9805\u5f0f\u306e\u6839\u306f\u3059\u3079\u3066\u898b\u3064\u304b\u3063\u3066\u3044\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\/racines-polynome-factorise.jpg\" alt=\"\u56e0\u6570\u5206\u89e3\u3055\u308c\u305f\u591a\u9805\u5f0f\u306e\u6839\" class=\"wp-image-1238\" width=\"352\" height=\"41\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p>\u591a\u9805\u5f0f\u306e\u6839\u3092\u3059\u3079\u3066\u6c7a\u5b9a\u3057\u305f\u3089\u3001\u305d\u308c\u3092\u56e0\u6570\u5206\u89e3\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u3092\u884c\u3046\u306b\u306f\u3001\u5358\u7d14\u306b\u5404\u30eb\u30fc\u30c8\u3092\u8868\u73fe\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-2b24e8b3f28f048c85d6ea0f32d59fff_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=a\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"43\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u578b\u306e\u56e0\u5b50\u306e\u5f62\u5f0f\u3067<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-f629cb3501652d3b8e4d6a30d92b5d4f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"(x-a)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"53\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u3064\u307e\u308a\u3001\u30eb\u30fc\u30c8\u3054\u3068\u306b\u62ec\u5f27\u3092\u4ed8\u3051\u308b\u5fc5\u8981\u304c\u3042\u308a\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-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\u30eb\u30fc\u30c8\u306e\u7b26\u53f7\u304c\u5909\u308f\u308a\u307e\u3057\u305f: <\/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\/comment-factoriser-un-polynome.jpg\" alt=\"\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5206\u89e3\u3059\u308b\u65b9\u6cd5\" class=\"wp-image-1235\" width=\"416\" height=\"172\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p>\u3059\u3079\u3066\u306e\u6839\u3092\u56e0\u6570\u3068\u3057\u3066\u8868\u73fe\u3057\u305f\u306e\u3067\u3001\u3059\u3079\u3066\u306e\u62ec\u5f27\u306b\u5143\u306e\u591a\u9805\u5f0f\u306e\u6700\u9ad8\u6b21\u9805\u306e\u4fc2\u6570\u3092\u4e57\u7b97\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\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\/facteur-polynomes-coefficient-plus-grand-degre.jpg\" alt=\"\u56e0\u5b50\u591a\u9805\u5f0f\u306e\u6700\u9ad8\u6b21\u4fc2\u6570\" class=\"wp-image-1241\" width=\"365\" height=\"124\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p>\u3053\u306e\u5834\u5408\u3001\u4fc2\u6570\u306f 1 \u306a\u306e\u3067\u7d50\u679c\u306b\u306f\u5f71\u97ff\u3057\u307e\u305b\u3093\u304c\u3001\u3053\u306e\u4e57\u7b97\u3092\u5fd8\u308c\u305a\u306b\u5b9f\u884c\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u3053\u306e\u4fc2\u6570\u304c 1 \u3068\u7570\u306a\u308b\u5834\u5408\u3001\u56e0\u6570\u5206\u89e3\u3055\u308c\u305f\u591a\u9805\u5f0f\u304c\u5909\u5316\u3059\u308b\u305f\u3081\u3001\u6570\u5024\u3092\u5165\u529b\u3057\u306a\u3044\u3068\u591a\u9805\u5f0f\u306e\u56e0\u6570\u5206\u89e3\u3067\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u307e\u3059\u3002<\/p>\n<p>\u3064\u307e\u308a\u3001\u56e0\u6570\u5206\u89e3\u3055\u308c\u305f\u591a\u9805\u5f0f\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\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\/polymial-factorise-etape-par-etape-en-ligne.jpg\" alt=\"\u30aa\u30f3\u30e9\u30a4\u30f3\u3067\u30b9\u30c6\u30c3\u30d7\u30d0\u30a4\u30b9\u30c6\u30c3\u30d7\u3067\u56e0\u6570\u5206\u89e3\u3055\u308c\u305f\u591a\u9805\u5f0f\" class=\"wp-image-1242\" width=\"339\" height=\"39\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Factorizar-polinomios-sin-termino-independiente\"><\/span>\u72ec\u7acb\u9805\u306e\u306a\u3044\u591a\u9805\u5f0f\u306e\u56e0\u6570\u5206\u89e3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u72ec\u7acb\u9805\u306f\u3001\u591a\u9805\u5f0f\u306e\u8003\u3048\u3089\u308c\u308b\u6839\u3092\u7279\u5b9a\u3067\u304d\u308b\u305f\u3081\u3001\u591a\u9805\u5f0f\u306e\u56e0\u6570\u5206\u89e3\u306b\u3068\u3063\u3066\u91cd\u8981\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002\u3057\u304b\u3057\u3001\u72ec\u7acb\u9805\u306e\u306a\u3044\u591a\u9805\u5f0f\u3092\u3069\u306e\u3088\u3046\u306b\u56e0\u6570\u5206\u89e3\u3059\u308b\u306e\u3067\u3057\u3087\u3046\u304b?<\/p>\n<p class=\"has-background\" style=\"background-color:#ffebee\"><strong>\u72ec\u7acb\u9805\u306e\u306a\u3044\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5206\u89e3\u3059\u308b<\/strong>\u306b\u306f\u3001\u307e\u305a\u591a\u9805\u5f0f\u306e\u5171\u901a\u56e0\u6570\u3092\u62bd\u51fa\u3057\u3001\u6b21\u306b\u30eb\u30d5\u30a3\u30cb\u306e\u6cd5\u5247\u3092\u4f7f\u7528\u3057\u3066\u5171\u901a\u56e0\u6570\u3092\u542b\u307e\u306a\u3044\u591a\u9805\u5f0f\u306e\u6839\u3092\u62bd\u51fa\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u3088\u3046\u306b\u66f8\u304f\u3068\u3001\u5c11\u3057\u8907\u96d1\u306b\u805e\u3053\u3048\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u305d\u308c\u3067\u306f\u3001\u5171\u901a\u56e0\u6570\u3092\u4f7f\u7528\u3057\u3066\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5206\u89e3\u3059\u308b\u65b9\u6cd5\u3092\u78ba\u8a8d\u3067\u304d\u308b\u3088\u3046\u306b\u3001\u4f8b\u3092\u6bb5\u968e\u7684\u306b\u89e3\u6c7a\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<ul>\n<li>\u6b21\u306e\u591a\u9805\u5f0f\u306e\u968e\u4e57\u5206\u89e3\u3092\u5b9f\u884c\u3057\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-d9f7b2c27b1431f9362ee4268f48698e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(x) = x^4-3x^3-x^2+3x\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"208\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u3054\u89a7\u306e\u3068\u304a\u308a\u3001\u554f\u984c\u306e\u591a\u9805\u5f0f\u306b\u306f\u72ec\u7acb\u3057\u305f\u9805\u304c\u306a\u3044\u305f\u3081\u3001\u591a\u9805\u5f0f\u306e\u5171\u901a\u56e0\u6570\u3092\u53d6\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3088\u304f\u898b\u308b\u3068\u3001\u591a\u9805\u5f0f\u306e\u3059\u3079\u3066\u306e\u8981\u7d20\u306b\u306f\u5c11\u306a\u304f\u3068\u3082 1 \u3064\u306e\u8981\u7d20\u304c\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-038741496726a75b03e91a2e030b0287_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x,\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: -4px;\"><\/p>\n<p>\u3057\u305f\u304c\u3063\u3066\u3001\u5171\u901a\u56e0\u6570\u306f<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-a9cc293b28f198c32e0356b52e2e23bd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x.\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"14\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u3057\u305f\u304c\u3063\u3066\u3001\u591a\u9805\u5f0f\u304b\u3089\u5171\u901a\u56e0\u6570\u3092\u62bd\u51fa\u3059\u308b\u3068\u3001\u6b21\u306e\u5f0f\u304c\u5f97\u3089\u308c\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-2c92203e4f8834fe75ccb4a71340ff7d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(x) = x\\left(x^3-3x^2-x+3\\right)\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"217\" style=\"vertical-align: -7px;\"><\/p>\n<\/p>\n<p>\u305d\u3057\u3066\u3001\u591a\u9805\u5f0f\u306e\u5171\u901a\u56e0\u6570\u3092\u62bd\u51fa\u3057\u305f\u3089\u3001\u30eb\u30d5\u30a3\u30cb\u306e\u898f\u5247\u3092\u9069\u7528\u3057\u3066\u3001\u62ec\u5f27\u5185\u306b\u30b0\u30eb\u30fc\u30d7\u5316\u3055\u308c\u305f\u591a\u9805\u5f0f\u306e\u6839\u3092\u8a08\u7b97\u3057\u307e\u3059 (\u524d\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u8aac\u660e\u3057\u305f\u624b\u9806\u3092\u4f7f\u7528)\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\/factoriser-les-polynomes-sans-terme-independant.jpg\" alt=\"\u72ec\u7acb\u9805\u306e\u306a\u3044\u968e\u4e57\u591a\u9805\u5f0f\" class=\"wp-image-1251\" width=\"219\" height=\"303\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p>\u3057\u305f\u304c\u3063\u3066\u3001\u62ec\u5f27\u5185\u306e\u591a\u9805\u5f0f\u306e\u6839\u307e\u305f\u306f\u30bc\u30ed\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\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-3146b4cef2e32a512e054760ad4fd3a6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{x=+1 \\qquad x=-1 \\qquad x=+3}\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"241\" style=\"vertical-align: -2px;\"><\/p>\n<\/p>\n<p>\u3057\u305f\u304c\u3063\u3066\u3001\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5206\u89e3\u3059\u308b\u306b\u306f\u3001(\u4e0a\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u8aac\u660e\u3057\u305f\u3088\u3046\u306b) \u304b\u3063\u3053\u5185\u306e\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5f62\u5f0f\u306e\u6839\u306b\u7f6e\u304d\u63db\u3048\u308b\u3060\u3051\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-470b8a931d73b852bee700a6488af525_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{array}{c}P(x) = x\\left(x^3-3x^2-x+3\\right) \\\\[2ex]\\color{red} \\bm{\\downarrow} \\\\[2ex] \\bm{P(x) = x(x-1)(x+1)(x-3)}\\end{array}\" title=\"Rendered by QuickLaTeX.com\" height=\"95\" width=\"234\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p>\u3053\u306e\u3088\u3046\u306b\u3057\u3066\u3001\u6b21\u6570 0 \u306e\u9805\u3092\u6301\u305f\u306a\u3044\u591a\u9805\u5f0f\u3092\u3059\u3067\u306b\u56e0\u6570\u5206\u89e3\u3057\u307e\u3057\u305f\u3002\u552f\u4e00\u306e\u9055\u3044\u306f\u3001\u6700\u521d\u306b\u5171\u901a\u56e0\u6570\u3092\u62bd\u51fa\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3053\u3068\u3067\u3059\u304c\u3001\u4ee5\u964d\u306e\u624b\u9806\u306f\u3059\u3079\u3066\u307e\u3063\u305f\u304f\u540c\u3058\u3067\u3042\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u4e00\u65b9\u3067\u3001\u77e5\u3063\u3066\u304a\u304f\u3079\u304d\u3053\u3068\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-8203ced39e0cdafefa708857c7ec2264_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=0\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"43\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u5171\u901a\u56e0\u6570\u3092\u62bd\u51fa\u3059\u308b\u3068\u3001\u591a\u9805\u5f0f\u306e\u6839\u306e 1 \u3064\u304c\u6b21\u306e\u3053\u3068\u3092\u610f\u5473\u3059\u308b\u305f\u3081\u3001\u3053\u308c\u306f\u591a\u9805\u5f0f\u306e\u6839\u3067\u3082\u3042\u308a\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-d6889ee3f02f0af137641306363d2da7_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>\u3057\u305f\u304c\u3063\u3066\u3001\u591a\u9805\u5f0f\u306e\u6839\u306f\u3059\u3079\u3066\u6b21\u306e\u3088\u3046\u306b\u306a\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-20064fa13be3ed4c61c9b8e4cc4afe1e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{x= 0 \\qquad x=+1 \\qquad x=-1 \\qquad x=+3}\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"319\" style=\"vertical-align: -2px;\"><\/p>\n<\/p>\n<p>\u5b9f\u969b\u3001\u591a\u9805\u5f0f\u306b\u306f\u6b21\u6570\u304c\u793a\u3059\u306e\u3068\u540c\u3058\u6570\u306e\u6839\u304c\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002\u3053\u306e\u5834\u5408\u3001\u591a\u9805\u5f0f\u306e\u6b21\u6570\u306f 4 \u3067\u3042\u308b\u305f\u3081\u3001\u6839\u306f 4 \u3064\u3042\u308a\u307e\u3059\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Factorizar-polinomios-con-raices-racionales\"><\/span>\u6709\u7406\u6839\u306b\u3088\u308b\u591a\u9805\u5f0f\u306e\u56e0\u6570\u5206\u89e3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u3053\u308c\u307e\u3067\u3001\u6574\u6570\u6839\u3092\u6301\u3064\u591a\u9805\u5f0f\u306e\u56e0\u6570\u5206\u89e3\u306e\u4f8b\u3092\u898b\u3066\u304d\u307e\u3057\u305f\u304c\u3001\u591a\u9805\u5f0f\u306f\u6709\u7406\u6839\u3001\u3064\u307e\u308a\u5206\u6570\u3092\u6301\u3064\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u30bf\u30a4\u30d7\u306e\u591a\u9805\u5f0f\u56e0\u6570\u5206\u89e3\u304c\u3069\u306e\u3088\u3046\u306b\u89e3\u6c7a\u3055\u308c\u308b\u304b\u3092\u4f8b\u3067\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<ul>\n<li>\u6b21\u306e\u4e0d\u5b8c\u5168\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5206\u89e3\u3057\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-1fe7ec3cf4891c96dd472a3328c6a946_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(x) = 4x^3-7x+3\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"159\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u3044\u3064\u3082\u306e\u3088\u3046\u306b\u3001\u72ec\u7acb\u9805\u306e\u7d04\u6570\u3092\u542b\u3080\u30eb\u30d5\u30a3\u30cb\u306e\u898f\u5247\u3092\u4f7f\u7528\u3057\u3066\u3001\u591a\u9805\u5f0f\u306e\u6839\u3092\u6c7a\u5b9a\u3057\u3088\u3046\u3068\u3057\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\/factoriser-des-polynomes-avec-des-racines-rationnelles.jpg\" alt=\"\u6709\u7406\u6839\u306b\u3088\u308b\u591a\u9805\u5f0f\u306e\u56e0\u6570\u5206\u89e3\" class=\"wp-image-1268\" width=\"226\" height=\"136\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p>\u3057\u304b\u3057\u3001\u72ec\u7acb\u9805\u306e\u4ed6\u306e\u3059\u3079\u3066\u306e\u7d04\u6570\u3092\u4f7f\u3063\u3066\u30eb\u30d5\u30a3\u30cb\u3092\u8a08\u7b97\u3057\u3088\u3046\u3068\u3059\u308b\u3068\u3001\u30bc\u30ed\u4ee5\u5916\u306e\u5270\u4f59\u304c\u5f97\u3089\u308c\u308b\u305f\u3081\u3001\u30eb\u30d5\u30a3\u30cb\u3092\u4f7f\u7528\u3057\u3066\u3053\u308c\u4ee5\u4e0a\u306e\u6839\u3092\u8a08\u7b97\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n<p>\u3057\u305f\u304c\u3063\u3066\u3001\u79c1\u305f\u3061\u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u72b6\u6cc1\u306b\u9665\u3063\u3066\u3044\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-3330a01aa4d7d81947b71297d8623d3b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=1\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"42\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u9664\u7b97\u306e\u4f59\u308a\u306f 0 \u306b\u76f8\u5f53\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u591a\u9805\u5f0f\u304c\u5206\u6570\u6839\u3092\u6301\u3064\u3053\u3068\u304c\u3067\u304d\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u6839\u3092\u6c42\u3081\u308b\u305f\u3081\u306b\u3001\u5206\u6570\u3092\u4f7f\u7528\u3057\u3066\u30eb\u30d5\u30a3\u30cb\u3092\u9069\u7528\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u304c\u3001\u8a08\u7b97\u3067\u9593\u9055\u3044\u3092\u72af\u3057\u3084\u3059\u3044\u305f\u3081\u3001\u3053\u306e\u3088\u3046\u306a\u5834\u5408\u306f\u901a\u5e38\u6b21\u306e\u3053\u3068\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n<p class=\"has-background\" style=\"background-color:#ffebee\">\u6574\u6570\u6839\u3092\u4f7f\u7528\u3057\u3066\u30eb\u30d5\u30a3\u30cb\u306e\u898f\u5247\u3092\u9069\u7528\u3057\u7d9a\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u3044\u5834\u5408\u306f\u3001\u6700\u5f8c\u306b\u5f97\u3089\u308c\u305f\u591a\u9805\u5f0f\u3092 0 \u306b\u8a2d\u5b9a\u3057\u3001\u7d50\u679c\u306e\u65b9\u7a0b\u5f0f\u3092\u89e3\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u591a\u9805\u5f0f\u306e\u6839\u306f\u65b9\u7a0b\u5f0f\u304b\u3089\u6c42\u3081\u3089\u308c\u305f\u5024\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u4e00\u65b9\u3001\u65b9\u7a0b\u5f0f\u306b\u89e3\u304c\u306a\u3044\u5834\u5408\u306f\u3001\u591a\u9805\u5f0f\u306b\u6839\u304c\u306a\u304f\u306a\u308a\u3001\u5b8c\u5168\u306b\u56e0\u6570\u5206\u89e3\u3067\u304d\u306a\u3044\u3053\u3068\u3092\u610f\u5473\u3057\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\/factoriser-polynomes-equation.jpg\" alt=\"\u30aa\u30f3\u30e9\u30a4\u30f3\u306e\u968e\u4e57\u591a\u9805\u5f0f\" class=\"wp-image-1269\" width=\"226\" height=\"215\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p>\u3057\u305f\u304c\u3063\u3066\u3001\u5546\u591a\u9805\u5f0f\u3092\u30bc\u30ed\u306b\u8a2d\u5b9a\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-86de558e97d35772c24d155a06770271_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"4x^2+4x-3=0\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"131\" style=\"vertical-align: -2px;\"><\/p>\n<\/p>\n<p>\u305d\u3057\u3066\u3001\u4e8c\u6b21\u65b9\u7a0b\u5f0f\u306e\u516c\u5f0f\u3092\u4f7f\u7528\u3057\u3066\u3001\u7d50\u679c\u306e\u65b9\u7a0b\u5f0f\u3092\u89e3\u304d\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-982cd2e82d8511ceb1f93648c3ee61df_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x= \\cfrac{-b \\pm \\sqrt{b^2-4ac}}{2a}\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"165\" 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-c0dbd8f544bd58121914b28752b950d5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x= \\cfrac{-4 \\pm \\sqrt{4^2-4\\cdot 4\\cdot (-3)}}{2\\cdot 4}= \\cfrac{-4\\pm \\sqrt{16+48}}{8} = \\cfrac{-4 \\pm\\sqrt{64}}{8}\" title=\"Rendered by QuickLaTeX.com\" height=\"42\" width=\"484\" 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-f52601e0daafdb92974cfbfe6613733b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle x = \\cfrac{-4 \\pm 8}{8} = \\begin{cases}  \\cfrac{-4+8}{8} = \\cfrac{4}{8} = \\cfrac{1}{2} \\\\[4ex]\\cfrac{-4-8}{8} = \\cfrac{-12}{8} = -\\cfrac{3}{2} \\end{cases}\" title=\"Rendered by QuickLaTeX.com\" height=\"108\" width=\"312\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p>\u3057\u305f\u304c\u3063\u3066\u3001\u591a\u9805\u5f0f\u306e\u6839\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\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-951f2eb0c362c411dbb364b814cd05a3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=+1 \\qquad x=\\cfrac{1}{2} \\qquad x=-\\cfrac{3}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"230\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p>\u3057\u305f\u304c\u3063\u3066\u3001\u591a\u9805\u5f0f\u306b\u306f\u5206\u6570\u306e\u5f62\u5f0f\u306e\u6839\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u591a\u9805\u5f0f\u306e\u6839\u304c\u3059\u3079\u3066\u5206\u304b\u308c\u3070\u3001\u5404\u6839\u3092\u8868\u73fe\u3059\u308b\u3053\u3068\u3067\u56e0\u6570\u5206\u89e3\u3055\u308c\u305f\u591a\u9805\u5f0f\u3092\u7c21\u5358\u306b\u898b\u3064\u3051\u308b\u3053\u3068\u304c\u3067\u304d\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-2b24e8b3f28f048c85d6ea0f32d59fff_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=a\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"43\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u578b\u306e\u56e0\u5b50\u306e\u5f62\u5f0f\u3067<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-f629cb3501652d3b8e4d6a30d92b5d4f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"(x-a)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"53\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u3064\u307e\u308a\u3001\u30eb\u30fc\u30c8\u3054\u3068\u306b\u62ec\u5f27\u3092\u4ed8\u3051\u308b\u5fc5\u8981\u304c\u3042\u308a\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-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\u30eb\u30fc\u30c8\u306e\u7b26\u53f7\u304c\u5909\u308f\u308a\u307e\u3057\u305f\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-47682def6b604adb2c1ec62c59181f05_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle P(x)= 4\\left(x-1\\right)\\left(x-\\frac{1}{2}\\right)\\left(x+\\frac{3}{2}\\right)\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"272\" style=\"vertical-align: -17px;\"><\/p>\n<\/p>\n<p>\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5206\u89e3\u3059\u308b\u306b\u306f\u3001\u305d\u306e\u56e0\u6570\u306b\u56e0\u6570\u5206\u89e3\u3055\u308c\u3066\u3044\u306a\u3044\u591a\u9805\u5f0f\u306e\u6700\u9ad8\u6b21\u9805\u306e\u4fc2\u6570 (\u3053\u306e\u5834\u5408\u306f 4) \u3092\u4e57\u7b97\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Casos-especiales-de-la-factorizacion-de-polinomios\"><\/span>\u56e0\u6570\u5206\u89e3\u591a\u9805\u5f0f\u306e\u7279\u6b8a\u306a\u30b1\u30fc\u30b9<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u901a\u5e38\u3001\u4e0a\u3067\u8aac\u660e\u3057\u305f\u3088\u3046\u306b\u3001\u30eb\u30d5\u30a3\u30cb\u306e\u6cd5\u5247 (\u307e\u305f\u306f\u5408\u6210\u9664\u7b97) \u3092\u4f7f\u7528\u3057\u3066\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5206\u89e3\u3057\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u554f\u984c\u306e\u591a\u9805\u5f0f\u306b\u3088\u3063\u3066\u306f\u3001\u591a\u9805\u5f0f\u56e0\u6570\u5206\u89e3\u3092\u3088\u308a\u901f\u304f\u5b9f\u884c\u3067\u304d\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u3067\u306f\u3001\u3053\u308c\u3089\u306e\u7279\u5b9a\u306e\u30b1\u30fc\u30b9\u3092\u305d\u308c\u305e\u308c\u898b\u3066\u3044\u304d\u307e\u3059\u3002 <\/p>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Factorizacion-de-identidades-notables\"><\/span>\u8457\u540d\u306a\u4eba\u7269\u306e\u56e0\u6570\u5206\u89e3<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u591a\u9805\u5f0f\u304c\u6ce8\u76ee\u3059\u3079\u304d\u6052\u7b49\u5f0f (\u307e\u305f\u306f\u6ce8\u76ee\u3059\u3079\u304d\u7a4d) \u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308c\u3070\u3001\u305d\u308c\u3092\u56e0\u6570\u5206\u89e3\u3059\u308b\u306e\u306f\u975e\u5e38\u306b\u7c21\u5358\u3067\u3059\u3002\u305f\u3060\u3057\u3001\u3053\u308c\u3092\u884c\u3046\u306b\u306f\u3001 <a href=\"https:\/\/mathority.org\/ja\/\u6052\u7b49\u7a4d-\u6ce8\u76ee\u3059\u3078\u3099\u304d\u7b49\u4fa1\u6027-\u89e3\u6c7a\u6e08\u307f\u6f14\u7fd2\/\"><strong><span style=\"text-decoration: underline;\">\u8457\u540d\u306a\u30a2\u30a4\u30c7\u30f3\u30c6\u30a3\u30c6\u30a3\u306e\u516c\u5f0f\u3092<\/span><\/strong><\/a>\u30de\u30b9\u30bf\u30fc\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u3046\u3067\u306a\u3044\u5834\u5408\u306f\u3001\u516c\u5f0f\u3092\u898b\u3064\u3051\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u8457\u540d\u306a\u4eba\u7269\u306e\u4f8b\u3082\u78ba\u8a8d\u3067\u304d\u308b\u3053\u306e\u30ea\u30f3\u30af\u3092\u53c2\u7167\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002\u30a2\u30a4\u30c7\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u6bb5\u968e\u7684\u306b\u89e3\u6c7a\u3057\u3001\u6f14\u7fd2\u3092\u884c\u3046\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n<h4 class=\"wp-block-heading\">\u5e73\u65b9\u306e\u5dee<\/h4>\n<p>\u3088\u304f\u77e5\u3089\u308c\u3066\u3044\u308b\u3088\u3046\u306b\u3001\u4e8c\u4e57\u306e\u5dee\u306e\u6ce8\u76ee\u3059\u3079\u304d\u6052\u7b49\u5f0f\u306f\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-0f923a8db837402f512b6289f9c55b22_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"a^2-b^2=(a+b)\\cdot (a-b)\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"195\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u3057\u305f\u304c\u3063\u3066\u3001\u6b21\u306e\u5f0f\u3092\u6e80\u305f\u3059\u591a\u9805\u5f0f\u304c\u898b\u3064\u304b\u3063\u305f\u5834\u5408\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-3e8c1ff5ed178c14d02192ff8c85b93b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"a^2-b^2\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"54\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u76f4\u63a5\u8003\u616e\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u4e8c\u4e57\u306e\u5dee\u304c\u8003\u616e\u3055\u308c\u308b\u6b21\u306e\u4f8b\u3092\u898b\u3066\u304f\u3060\u3055\u3044\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-ab016e5ab7f26bfdba5420de9eae026b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^2-9 = (x+3)(x-3)\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"180\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u4e00\u65b9\u3001\u591a\u9805\u5f0f\u306e\u6839\u306f\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-e067558315750d60883807860c2a2b63_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=-3 \\qquad x=+3\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"149\" style=\"vertical-align: -2px;\"><\/p>\n<\/p>\n<p>\u4e8c\u4e57\u306e\u5dee\u3067\u3042\u308b\u4e8c\u9805\u56e0\u6570\u5206\u89e3\u306e\u4ed6\u306e\u4f8b: <\/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-2a390b06ab6932ccc4f5f3fbe7abdfd1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^2-4=(x+2)(x-2) \\quad \\longrightarrow \\quad \\text{ra\\'ices: } x=-2, +2\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"397\" 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-a8afd88f2265f4622a54d266f0a22e39_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^2-16=(x+4)(x-4) \\quad \\longrightarrow \\quad \\text{ra\\'ices: } x=-4, +4\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"407\" 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-1288583c4a3c4ae7379771e36a25675a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^2-25=(x+5)(x-5) \\quad \\longrightarrow \\quad \\text{ra\\'ices: } x=-5, +5\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"406\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<h4 class=\"wp-block-heading\">\u8db3\u3057\u7b97\u3068\u5f15\u304d\u7b97\u306e\u4e8c\u4e57<\/h4>\n<p>\u6b8b\u308a 2 \u3064\u306e\u4e3b\u8981\u306a\u6052\u7b49\u5f0f\u3001\u52a0\u7b97\u5e73\u65b9\u3068\u6e1b\u7b97\u5e73\u65b9\u306e\u516c\u5f0f\u306f\u3059\u3067\u306b\u77e5\u3063\u3066\u3044\u308b\u306f\u305a\u3067\u3059\u3002 <\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-15\">\n<div class=\"wp-block-column is-layout-flow\">\n<p class=\"has-text-align-center\"><strong>\u30b5\u30e0\u30b9\u30af\u30a8\u30a2<\/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-9fa3b0c36dfc418214a76610055f0f6a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"a^2+2ab+b^2 = (a+b)^2\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"185\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<\/div>\n<div class=\"wp-block-column is-layout-flow\">\n<p class=\"has-text-align-center\"><strong>\u6e1b\u7b97\u4e8c\u4e57<\/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-64a8720170a57c4dadc65bb16a53a40f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"a^2-2ab+b^2= (a-b)^2\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"185\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<\/div>\n<\/div>\n<p>\u3057\u305f\u304c\u3063\u3066\u3001\u591a\u9805\u5f0f\u304c\u3053\u308c\u3089 2 \u3064\u306e\u6ce8\u76ee\u3059\u3079\u304d\u6052\u7b49\u5f0f\u306e\u3044\u305a\u308c\u304b\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308c\u3070\u3001\u305d\u308c\u3092\u76f4\u63a5\u56e0\u6570\u5206\u89e3\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u6b21\u306e\u4f8b\u3092\u898b\u3066\u304f\u3060\u3055\u3044\u3002 <\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-18\">\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-68811281a183bb1881b2fa5a799f4c86_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^2+6x+9 = (x+3)^2\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"174\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\">\u30c7\u30e5\u30a2\u30eb\u30eb\u30fc\u30c8: <\/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-7e135cd6350a4c21195c621240f7aee7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=-3\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"57\" 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-835d8f2fbf4c3d39b940c19563819e62_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^2-8x+16 = (x-4)^2\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"183\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\">\u30c7\u30e5\u30a2\u30eb\u30eb\u30fc\u30c8:<\/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-2145acc2878ed61214887e120f2485b7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=4\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"43\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<\/div>\n<\/div>\n<p>\u3053\u308c\u3089\u306e\u6ce8\u76ee\u3059\u3079\u304d\u88fd\u54c1\u30bf\u30a4\u30d7\u3092\u7279\u5b9a\u3059\u308b\u306e\u306f\u5c11\u3057\u96e3\u3057\u304f\u306a\u308a\u307e\u3059\u3002\u79d8\u8a23\u306f\u3001\u591a\u9805\u5f0f\u306e\u72ec\u7acb\u9805\u304c\u3042\u308b\u6570\u306e 2 \u4e57\u3067\u3042\u308b\u304b\u3069\u3046\u304b\u3001\u304a\u3088\u3073\u9ad8\u6b21\u306e\u9805\u304c\u5358\u9805\u5f0f\u306e 2 \u4e57\u3067\u3042\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3067\u3059 (\u901a\u5e38\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>)\u3001\u3053\u306e\u5834\u5408\u3001\u305d\u308c\u304c\u771f\u5b9f\u3067\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3060\u3051\u3067\u5341\u5206\u3067\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-ddef4007f116e84febe922aa24a12bca_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"2ab\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"26\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u4e2d\u9593\u30c7\u30a3\u30d7\u30ed\u30de\u306e\u7d42\u4e86\u3068\u540c\u3058\u3067\u3059\u3002<\/p>\n<p>\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u591a\u9805\u5f0f\u304c\u3042\u308b\u3068\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-9a4bd9309bbef0daf8a78bdf68d3dda5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^2+10x+25\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"106\" style=\"vertical-align: -2px;\"><\/p>\n<\/p>\n<p>\u3053\u306e\u5834\u5408\u3001\u591a\u9805\u5f0f\u306e\u3059\u3079\u3066\u306e\u8981\u7d20\u304c\u6b63\u3067\u3042\u308b\u305f\u3081\u3001\u548c\u306e 2 \u4e57\u306e\u307f\u304c\u53ef\u80fd\u3067\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u5909\u6570<\/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-f56d50c26583f9a035ff6b4e3c0ca5c0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"b\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"8\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u5f0f\u306e \u306f\u3001\u72ec\u7acb\u9805\u306e\u6839\u3067\u3042\u308a\u3001\u5909\u6570\u3067\u3042\u308b\u305f\u3081\u30015 \u3067\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002<\/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>\u305d\u308c\u306f\u9055\u3044\u306a\u3044<\/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>\u3001\u3053\u308c\u306f\u300cmaydegree\u300d\u3068\u3044\u3046\u7528\u8a9e\u306e\u8a9e\u6e90\u3067\u3042\u308b\u305f\u3081\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-af4b0855281c4c0bc0f6044b1b3c33b6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"a=\\sqrt{x^2} = x\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"99\" style=\"vertical-align: -1px;\"><\/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-3de5e4f309976794a981c07b460b7ced_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"b=\\sqrt{25} = 5\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"95\" style=\"vertical-align: -2px;\"><\/p>\n<\/p>\n<p>\u3053\u3053\u3067\u79c1\u305f\u3061\u304c\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u306e\u306f\u3001\u548c\u306e\u4e8c\u4e57\u306e\u516c\u5f0f\u304c\u4e2d\u6b21\u9805\u3067\u6e80\u305f\u3055\u308c\u308b\u3053\u3068\u3092\u8a3c\u660e\u3059\u308b\u3053\u3068\u3060\u3051\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-6bc856a1d19034326a8cbf497ccf1a70_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"2ab = 10x \\ \\color{blue} \\bm{?}\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"123\" 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-5aebd0e6397d5edb14bf61460fe20884_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"2ab = 2\\cdot x \\cdot 5 = 10 x\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"155\" style=\"vertical-align: 0px;\"><\/p>\n<p> \u2705<\/p>\n<p>\u6ce8\u76ee\u3059\u3079\u304d\u7a4d\u306e\u516c\u5f0f\u304c\u6e80\u305f\u3055\u308c\u308b\u305f\u3081\u3001\u56e0\u6570\u5206\u89e3\u3055\u308c\u305f\u591a\u9805\u5f0f\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\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-be9ab911bb8121aa0797b837f789fbc8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^2+10x+25 = (x+5)^2\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"192\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u305d\u3057\u3066\u3001\u3053\u306e\u591a\u9805\u5f0f\u306e\u6839\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-f0fdc1717d47916064f25e11eb18b433_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=-5,\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"61\" style=\"vertical-align: -4px;\"><\/p>\n<p>\u3053\u308c\u306f\u3001\u4fc2\u6570\u304c 2 \u4e57\u3055\u308c\u308b (2 \u56de\u7e70\u308a\u8fd4\u3055\u308c\u308b) \u305f\u3081\u3001\u4e8c\u91cd\u6839\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u4ee5\u4e0b\u306b\u3001\u5b8c\u5168\u4e8c\u4e57\u4e09\u9805\u5f0f\u306e\u56e0\u6570\u5206\u89e3\u306e\u305d\u306e\u4ed6\u306e\u4f8b\u3092\u793a\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-8f3df048ecccff6794ae04aebd3098b1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^2-4x+4=(x-2)^2 \\quad \\longrightarrow \\quad \\text{ra\\'iz doble: } x=+2\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"393\" 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-e42fc53bf079ddd1f94f39f1d3cbb79e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^2+14x+49=(x+7)^2 \\quad \\longrightarrow \\quad \\text{ra\\'iz doble: } x=-7\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"412\" 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-36668f39fcb48e7113e0c9502dd1e98e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"9x^2-12x+4=(3x-2)^2 \\quad \\longrightarrow \\quad \\text{ra\\'iz doble: } x=+\\cfrac{2}{3}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"422\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Factorizacion-de-trinomios-de-segundo-grado\"><\/span> 2\u6b21\u4e09\u9805\u5f0f\u306e\u56e0\u6570\u5206\u89e3<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u3053\u308c\u307e\u3067\u898b\u3066\u304d\u305f\u3088\u3046\u306b\u3001\u5b8c\u5168\u306a\u5e73\u65b9\u3067\u3042\u308b\u4e09\u9805\u5f0f\u304c\u5b58\u5728\u3059\u308b\u5834\u5408\u304c\u3042\u308a\u3001\u3053\u308c\u3089\u306f\u6ce8\u76ee\u3059\u3079\u304d\u6052\u7b49\u5f0f\u306e\u516c\u5f0f\u3067\u76f4\u63a5\u56e0\u6570\u5206\u89e3\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u307b\u3068\u3093\u3069\u306e\u4e09\u9805\u5f0f\u306f\u6ce8\u76ee\u3059\u3079\u304d\u7a4d\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3067\u306f\u3001\u3053\u308c\u3089\u306e\u591a\u9805\u5f0f\u306e\u5834\u5408\u3092\u3069\u306e\u3088\u3046\u306b\u56e0\u6570\u5206\u89e3\u3059\u308b\u306e\u3067\u3057\u3087\u3046\u304b?<\/p>\n<p class=\"has-background\" style=\"background-color:#ffebee\">\u4e8c\u6b21\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5206\u89e3\u3059\u308b\u306b\u306f\u3001\u30eb\u30d5\u30a3\u30cb\u6cd5\u3092\u9069\u7528\u3059\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u591a\u9805\u5f0f\u3092\u30bc\u30ed\u306b\u8a2d\u5b9a\u3057\u3001\u7d50\u679c\u3068\u3057\u3066\u5f97\u3089\u308c\u308b\u4e8c\u6b21\u65b9\u7a0b\u5f0f\u3092\u89e3\u304f\u3060\u3051\u3067\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u65b9\u7a0b\u5f0f\u306e\u89e3\u306f\u591a\u9805\u5f0f\u306e\u6839\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u305f\u3068\u3048\u3070\u3001\u6b21\u306e 2 \u6b21\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5206\u89e3\u3059\u308b\u3088\u3046\u306b\u6c42\u3081\u3089\u308c\u305f\u3068\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-36b88a11b04e820a1154acc759f76526_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(x) = x^2+2x-15\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"159\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p> Ruffini \u3092\u4f7f\u7528\u3059\u308b\u4ee3\u308f\u308a\u306b\u3001\u591a\u9805\u5f0f\u3092 0 \u306b\u8a2d\u5b9a\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-adffe34777fbc2f8972feba6d1978069_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^2+2x-15=0\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"131\" style=\"vertical-align: -2px;\"><\/p>\n<\/p>\n<p>\u6b21\u306b\u30012 \u6b21\u65b9\u7a0b\u5f0f\u306e\u516c\u5f0f\u3092\u4f7f\u7528\u3057\u3066\u3001\u65b9\u7a0b\u5f0f\u306e\u89e3\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-982cd2e82d8511ceb1f93648c3ee61df_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x= \\cfrac{-b \\pm \\sqrt{b^2-4ac}}{2a}\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"165\" 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-b547af034f4845272c3029db9ac44655_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x= \\cfrac{-2 \\pm \\sqrt{2^2-4\\cdot 1\\cdot (-15)}}{2\\cdot 1}= \\cfrac{-2\\pm \\sqrt{4+60}}{2} = \\cfrac{-2 \\pm\\sqrt{64}}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"42\" width=\"484\" 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-cd949c11577e283ded1f45e1ba2fa35b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle x = \\cfrac{-2 \\pm 8}{2} = \\begin{cases}  \\cfrac{-2+8}{2} = \\cfrac{6}{2} = 3 \\\\[4ex]\\cfrac{-2-8}{2} = \\cfrac{-10}{2} = -5 \\end{cases}\" title=\"Rendered by QuickLaTeX.com\" height=\"108\" width=\"310\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p>\u3057\u305f\u304c\u3063\u3066\u3001\u591a\u9805\u5f0f\u306e\u6839\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\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-1b4a33e3391cf08034f5eb56db357d48_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=3 \\qquad x=-5\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"134\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p>\u305d\u3057\u3066\u6700\u5f8c\u306b\u3001\u591a\u9805\u5f0f\u56e0\u6570\u5206\u89e3\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\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-0edc3070d203b07e2a6733ea20d32e4c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(x) =(x-3)(x+5)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"170\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Factorizacion-de-trinomios-de-cuarto-grado-con-exponentes-pares\"><\/span>\u5076\u6570\u306e\u6307\u6570\u3092\u4f7f\u7528\u3057\u305f 4 \u6b21\u4e09\u9805\u5f0f\u306e\u56e0\u6570\u5206\u89e3<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u524d\u306e\u30b1\u30fc\u30b9\u3068\u540c\u69d8\u306b\u3001\u5076\u6570\u306e\u6307\u6570\u3092\u6301\u3064 4 \u6b21\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5206\u89e3\u3059\u308b\u306b\u306f\u3001\u591a\u9805\u5f0f\u3092\u30bc\u30ed\u306b\u8a2d\u5b9a\u3057\u3001\u4e8c\u4e57\u65b9\u7a0b\u5f0f\u3092\u89e3\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u898b\u3064\u304b\u3063\u305f\u5024\u304c\u591a\u9805\u5f0f\u306e\u6839\u306b\u5bfe\u5fdc\u3059\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<p>\u4f8b\u3068\u3057\u3066\u3001\u6b21\u306e 4 \u6b21\u306e\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5206\u89e3\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-12410a6427e804a3da27995f9f1db53b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(x) =x^4-5x^2+4\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"158\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u307e\u305a\u3001\u591a\u9805\u5f0f\u3092\u30bc\u30ed\u306b\u8a2d\u5b9a\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-538c182becda938701ff5b1d4b18cfe8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^4-5x^2+4=0\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"129\" style=\"vertical-align: -2px;\"><\/p>\n<\/p>\n<p>\u6b21\u306b\u3001\u4e8c\u4e57\u65b9\u7a0b\u5f0f\u3092\u89e3\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3092\u884c\u3046\u306b\u306f\u3001\u5909\u6570\u3092\u5909\u66f4\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-2b3e2aab5c304c6d5ff967115a60f95f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^2=t\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"47\" 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-94dcc4d964c45f24e57e4d079f7fc1e0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"t^2-5t+4=0\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"114\" style=\"vertical-align: -2px;\"><\/p>\n<\/p>\n<p>\u6b21\u306e\u5f0f\u3092\u4f7f\u7528\u3057\u3066\u4e8c\u6b21\u65b9\u7a0b\u5f0f\u3092\u89e3\u304d\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-85e35ac03383600ab404fc9893a559e9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"t= \\cfrac{-b \\pm \\sqrt{b^2-4ac}}{2a}\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"161\" 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-77cd61b54d5510fe9247d465ffea7ff5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"t= \\cfrac{-(-5) \\pm \\sqrt{(-5)^2-4\\cdot 1\\cdot 4}}{2\\cdot 1}= \\cfrac{5\\pm \\sqrt{25-16}}{2} = \\cfrac{5 \\pm\\sqrt{9}}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"42\" 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-5d5dada92a4b578d23d0e32ab6dac388_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle t = \\cfrac{5 \\pm 3}{2} = \\begin{cases}  \\cfrac{5+3}{2} = \\cfrac{8}{2} = 4 \\\\[4ex]\\cfrac{5-3}{2} = \\cfrac{2}{2} = 1 \\end{cases}\" title=\"Rendered by QuickLaTeX.com\" height=\"108\" width=\"219\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p>\u5909\u6570\u306e\u5909\u66f4\u3092\u30ad\u30e3\u30f3\u30bb\u30eb\u3057\u3066\u6839\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-2b3e2aab5c304c6d5ff967115a60f95f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^2=t\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"47\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-21\">\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-c269e23a1070b3e5556abece040af75a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^2=4\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"50\" 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-3cf3da03bf703f0090af0eeb3709440f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=\\sqrt{4}\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"58\" 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-c06a55e3acdd1e283973786926b27716_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=\\pm 2\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"56\" 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-959000af33497314f9a59a9bed2a19c6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^2=1\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"49\" 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-32986b6409a97918295bdd495b6cb869_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=\\sqrt{1}\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"58\" 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-b2e5d1349000e44cc1988f98254e0389_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=\\pm 1\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"56\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<\/div>\n<\/div>\n<p>\u3057\u305f\u304c\u3063\u3066\u3001\u591a\u9805\u5f0f\u306e\u6839\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\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-cf159b0d3425624012695374c1a90482_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=+2 \\qquad x=-2 \\qquad x=+1 \\qquad x=-1\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"331\" style=\"vertical-align: -2px;\"><\/p>\n<\/p>\n<p>\u305d\u3057\u3066\u3001\u591a\u9805\u5f0f\u306e\u6839\u307e\u305f\u306f\u30bc\u30ed\u304c\u308f\u304b\u3063\u305f\u3089\u3001\u305d\u306e\u6839\u3092\u56e0\u6570\u306e\u5f62\u5f0f\u3067\u4ee3\u6570\u7684\u306b\u8868\u3059\u3053\u3068\u306b\u3088\u3063\u3066\u56e0\u6570\u5206\u89e3\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-a7eaaf4ac3b4c848127ddfa0ab9d978c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(x) =(x-1)(x+1)(x-2)(x+2)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"278\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Factorizacion-de-polinomios-por-agrupacion\"><\/span>\u30b0\u30eb\u30fc\u30d7\u5316\u306b\u3088\u308b\u591a\u9805\u5f0f\u306e\u56e0\u6570\u5206\u89e3<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u975e\u5e38\u306b\u7279\u6b8a\u306a\u5834\u5408\u306b\u306f\u3001\u5f0f\u3092\u4f7f\u7528\u3057\u3066\u3001\u975e\u5e38\u306b\u7279\u6b8a\u306a\u30bf\u30a4\u30d7\u306e\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5206\u89e3\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u6b21\u306e\u5f62\u5f0f\u306e\u591a\u9805\u5f0f\u304c\u3042\u308b\u3068\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-0760e62da77badd13476ae11abad85a6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^2-ax- bx+ab\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"137\" style=\"vertical-align: -2px;\"><\/p>\n<\/p>\n<p>\u5171\u901a\u56e0\u6570\u3092\u524a\u9664\u3059\u308b\u3053\u3068\u3067\u591a\u9805\u5f0f\u3092\u5358\u7d14\u5316\u3067\u304d\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-d2913aa00fe4914d11171a6d74a0f239_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^2-ax- bx+ab = x(x-a)-b(x-a)\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"309\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u305d\u3057\u3066\u3001\u5171\u901a\u56e0\u6570\u3092 2 \u56de\u62bd\u51fa\u3059\u308b\u3053\u3068\u3067\u3001\u591a\u9805\u5f0f\u3092\u3055\u3089\u306b\u5358\u7d14\u5316\u3067\u304d\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-d9e72259656373174da6552b009fad25_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x(x-a)-b(x-a) =(x-a)\\cdot (x-b)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"293\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u3053\u306e\u3088\u3046\u306b\u3057\u3066\u3001\u30eb\u30d5\u30a3\u30cb\u3084\u4ed6\u306e\u65b9\u6cd5\u3092\u9069\u7528\u305b\u305a\u306b\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5206\u89e3\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002\u305d\u3057\u3066\u3001\u4e0a\u8a18\u306e\u591a\u9805\u5f0f\u306e\u6839\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\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-3ca29d3d668899f2ab265da4648a569b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=a \\qquad x=b\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"120\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p>\u6b21\u306b\u3001\u3053\u306e\u65b9\u6cd5\u3092\u6570\u5024\u4f8b\u3067\u898b\u3066\u307f\u307e\u3057\u3087\u3046\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-3821ceccc53eb607d29f39c944625a75_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^2-3x-2x+6\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"130\" style=\"vertical-align: -2px;\"><\/p>\n<\/p>\n<p>\u307e\u305a\u3001\u6b21\u306e\u5171\u901a\u56e0\u6570\u3092\u524a\u9664\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-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\u30662\u306e\u5834\u5408:<\/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-13401ca14699ffd34366db3cfbf2aba8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^2-3x-2x+6 = x(x-3)-2(x-3)\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"302\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u305d\u3057\u3066\u4eca\u306e\u3088\u3046\u306b<\/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-b531622467ab2607de193e88e4c52463_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"(x-3)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"53\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u304c\u591a\u9805\u5f0f\u306e\u5171\u901a\u56e0\u6570\u3067\u3042\u308b\u5834\u5408\u3001\u6b21\u306e\u5171\u901a\u56e0\u6570\u3092\u62bd\u51fa\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-d50ab8dee5078155995ce61e884141ac_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"(x-3):\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"62\" 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-7cfb180b19b0bf7dfb17d76d6869ab26_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x(x-3)-2(x-3)=(x-3)\\cdot (x-2)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"294\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u3057\u305f\u304c\u3063\u3066\u3001\u591a\u9805\u5f0f\u306e\u6839\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\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-f70b397f33c52e3813f89b96ce0ae44c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=3 \\qquad x=2\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"120\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p>\u3053\u306e\u65b9\u6cd5\u306f\u3001\u4e8c\u91cd\u516c\u7d04\u6570\u62bd\u51fa\u306b\u3088\u308b\u591a\u9805\u5f0f\u306e\u56e0\u6570\u5206\u89e3\u3068\u3082\u547c\u3070\u308c\u307e\u3059\u3002\u3053\u308c\u306f\u975e\u5e38\u306b\u8fc5\u901f\u306a\u624b\u9806\u3067\u3059\u304c\u3001\u3053\u306e\u65b9\u6cd5\u3067\u56e0\u6570\u5206\u89e3\u3059\u308b\u3068\u30a8\u30e9\u30fc\u304c\u983b\u7e41\u306b\u5831\u544a\u3055\u308c\u308b\u305f\u3081\u3001\u3053\u306e\u30bf\u30a4\u30d7\u306e\u56e0\u6570\u5206\u89e3\u3092\u5b9f\u884c\u3059\u308b\u3053\u3068\u306f\u304a\u52e7\u3081\u3057\u307e\u305b\u3093\u3002\u3055\u3089\u306b\u3001\u4e0a\u3067\u898b\u305f\u3088\u3046\u306b\u3001\u5358\u7d14\u306a\u4e8c\u6b21\u65b9\u7a0b\u5f0f\u3092\u89e3\u304f\u3053\u3068\u306b\u3088\u3063\u3066\u3001\u6b21\u6570 2 \u306e\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5206\u89e3\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u3053\u306e\u65b9\u6cd5\u3092\u3088\u304f\u7406\u89e3\u3057\u3066\u3044\u306a\u3044\u3068\u4f55\u3082\u59cb\u307e\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u6700\u5f8c\u306b\u3001LLL \u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3001\u30af\u30ed\u30cd\u30c3\u30ab\u30fc\u6cd5\u3001\u30c8\u30e9\u30ac\u30fc\u6cd5\u306a\u3069\u3001\u3055\u3089\u306b\u8907\u96d1\u306a\u591a\u9805\u5f0f\u56e0\u6570\u5206\u89e3\u6cd5\u304c\u4ed6\u306b\u3082\u3042\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u3089\u306f\u6570\u5b66\u7684\u306b\u96e3\u3057\u3044\u305f\u3081\u3001\u3053\u3053\u3067\u306f\u8aac\u660e\u3057\u307e\u305b\u3093\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ejercicios-resueltos-de-factorizacion-de-polinomios\"><\/span>\u56e0\u6570\u5206\u89e3\u591a\u9805\u5f0f\u306b\u95a2\u3059\u308b\u6f14\u7fd2\u3092\u89e3\u6c7a\u3057\u307e\u3057\u305f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u3059\u3079\u3066\u306e\u7a2e\u985e\u306e\u56e0\u6570\u5206\u89e3\u591a\u9805\u5f0f\u3092\u78ba\u8a8d\u3057\u305f\u3089\u3001\u6f14\u7fd2\u3092\u89e3\u3044\u3066\u7df4\u7fd2\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u3001\u4ee5\u4e0b\u306b\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5206\u89e3\u3059\u308b\u305f\u3081\u306e\u6bb5\u968e\u7684\u306a\u89e3\u6c7a\u6f14\u7fd2\u3092\u3044\u304f\u3064\u304b\u7528\u610f\u3057\u307e\u3057\u305f\u3002\u3054\u8cea\u554f\u304c\u3054\u3056\u3044\u307e\u3057\u305f\u3089\u3001\u30b3\u30e1\u30f3\u30c8\u306b\u66f8\u304d\u8fbc\u3093\u3067\u3044\u305f\u3060\u3051\u308c\u3070\u3059\u3050\u306b\u304a\u7b54\u3048\u3044\u305f\u3057\u307e\u3059\u3002<\/p>\n<h3 class=\"wp-block-heading\">\u6f14\u7fd2 1<\/h3>\n<p>\u6b21\u306e 3 \u6b21\u591a\u9805\u5f0f\u306e\u56e0\u6570\u5206\u89e3\u3092\u5b9f\u884c\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-797de8956ba7ef9e806e044d8969d8eb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(x)=x^3-3x^2-6x+8\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"199\" style=\"vertical-align: -5px;\"><\/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__DDF5FF\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#DDF5FF\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"><strong>\u89e3\u6c7a\u7b56\u3092\u898b\u308b<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\">\u3053\u308c\u306f\u3001\u5b8c\u5168\u3067\u9806\u5e8f\u4ed8\u3051\u3089\u308c\u305f 3 \u6b21\u306e\u3001\u6700\u7d42\u7684\u306b\u306f\u72ec\u7acb\u3057\u305f\u591a\u9805\u5f0f\u3067\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u30eb\u30d5\u30a3\u30cb\u306e\u65b9\u6cd5\u3092\u9069\u7528\u3057\u3066\u591a\u9805\u5f0f\u306e\u6839\u3092\u6c7a\u5b9a\u3057\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\/exercices-resolus-pas-a-pas-de-factorisation-de-polynomes.jpg\" alt=\"\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5206\u89e3\u3059\u308b\u305f\u3081\u306e\u6bb5\u968e\u7684\u306a\u6f14\u7fd2\" class=\"wp-image-1321\" width=\"218\" height=\"304\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p class=\"has-text-align-left\">\u3057\u305f\u304c\u3063\u3066\u3001\u591a\u9805\u5f0f\u306e\u6839\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\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-d3c985adaa6800a87a49d517c55c3bc8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=+1 \\qquad x=-2 \\qquad x=+4\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"241\" style=\"vertical-align: -2px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u3057\u305f\u304c\u3063\u3066\u3001\u591a\u9805\u5f0f\u56e0\u6570\u5206\u89e3\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\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-3b7e45b1e7ee51b6a0d44615479dcaac_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(x)= 1 \\cdot (x-1)\\cdot (x+2) \\cdot (x-4)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"271\" 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-198255688121f7bf7bc89a1e887b22ae_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{P(x)= (x-1)(x+2)(x-4)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"224\" 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\">\u6f14\u7fd2 2<\/h3>\n<p>\u6b21\u306e 4 \u6b21\u591a\u9805\u5f0f\u306e\u56e0\u6570\u5206\u89e3\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-9f752dc1ebbc1db3f61b070a2928503b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(x)=x^4+x^3-7x^2-x+6\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"230\" style=\"vertical-align: -5px;\"><\/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__DDF5FF\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#DDF5FF\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"><strong>\u89e3\u6c7a\u7b56\u3092\u898b\u308b<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\">\u3053\u308c\u306f 4 \u6b21\u306e\u591a\u9805\u5f0f\u3067\u3042\u308a\u3001\u72ec\u7acb\u3057\u305f\u9805\u304c\u3042\u308b\u305f\u3081\u3001\u30eb\u30d5\u30a3\u30cb\u6cd5\u3092\u4f7f\u7528\u3057\u3066\u591a\u9805\u5f0f\u306e\u6839\u3092\u6c42\u3081\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\/exercices-de-factorisation-polynomiale-pdf.jpg\" alt=\"\u591a\u9805\u5f0f\u56e0\u6570\u5206\u89e3\u6f14\u7fd2 PDF\" class=\"wp-image-1324\" width=\"251\" height=\"382\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p class=\"has-text-align-left\">\u3057\u305f\u304c\u3063\u3066\u3001\u591a\u9805\u5f0f\u306e\u6839\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\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-315cfedf34708088883c3373931e31ea_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=+1 \\qquad x=-1 \\qquad x=2 \\qquad x=-3\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"319\" style=\"vertical-align: -2px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u305d\u3057\u3066\u3001\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5206\u89e3\u3059\u308b\u3068\u3001\u6b21\u306e\u3088\u3046\u306b\u306a\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-5054d766aff29b0f07e5af1fbab6c704_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(x)= 1 \\cdot (x-1)\\cdot (x+1)\\cdot (x-2) \\cdot (x+3)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"339\" 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-e56ee9448e04783abf4fdd7e79b555f5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{P(x)= (x-1)(x+1)(x-2)(x+3)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"278\" 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\">\u6f14\u7fd2 3<\/h3>\n<p>\u6b21\u306e 4 \u6b21\u591a\u9805\u5f0f\u306e\u56e0\u6570\u5206\u89e3\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-a5e2ea1abb94e9122f4a71f70fda9c42_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(x)=x^4-2x^3-13x^2-10x\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"234\" style=\"vertical-align: -5px;\"><\/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__DDF5FF\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#DDF5FF\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"><strong>\u89e3\u6c7a\u7b56\u3092\u898b\u308b<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\">\u3053\u306e\u5834\u5408\u3001\u591a\u9805\u5f0f\u306b\u306f\u72ec\u7acb\u9805\u304c\u306a\u3044\u305f\u3081\u3001\u6700\u521d\u306b\u5171\u901a\u56e0\u6570\u3092\u62bd\u51fa\u3059\u308b\u5fc5\u8981\u304c\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-44f0fffdcd54f65965d1ebb37d05a83c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(x)=x(x^3-2x^2-13x-10)\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"240\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> x \u306e\u5171\u901a\u56e0\u6570\u3092\u53d6\u5f97\u3057\u305f\u306e\u3067\u3001\u30eb\u30d5\u30a3\u30cb\u306e\u65b9\u6cd5\u3092\u4f7f\u7528\u3057\u3066\u304b\u3063\u3053\u5185\u306e\u591a\u9805\u5f0f\u306e\u6839\u307e\u305f\u306f\u30bc\u30ed\u3092\u8a08\u7b97\u3057\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\/factorisation-des-polynomes-de-ruffini-exercices-resolus-pdf.jpg\" alt=\"\u30eb\u30d5\u30a3\u30cb\u591a\u9805\u5f0f\u306e\u56e0\u6570\u5206\u89e3\u3092\u89e3\u6c7a\u3057\u305f\u6f14\u7fd2 PDF\" class=\"wp-image-1328\" width=\"224\" height=\"286\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p class=\"has-text-align-left\">\u3057\u305f\u304c\u3063\u3066\u3001\u591a\u9805\u5f0f\u306e\u6839\u306f\u3001\u30eb\u30d5\u30a3\u30cb\u6cd5\u3067\u6c42\u3081\u305f\u6839\u306b\u5171\u901a\u56e0\u6570\u306e x=0 \u3092\u52a0\u3048\u305f\u3082\u306e\u306b\u306a\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-6fd9d39f84a3308b2a958a5b213fad9f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=0 \\qquad x=-1 \\qquad x=-2 \\qquad x=5\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"304\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u6700\u5f8c\u306b\u3001\u591a\u9805\u5f0f\u3092\u56e0\u6570\u306b\u5206\u89e3\u3059\u308b\u3068\u3001\u6b21\u306e\u5f0f\u304c\u5f97\u3089\u308c\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-03584cf729dad52d2ade9eacd54f47d7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(x)= 1 \\cdot x \\cdot (x+1)\\cdot (x+2)\\cdot (x-5)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"294\" 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-55af6b96ce9ae5be4c9bbc749586ac30_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{P(x)= x(x+1)(x+2)(x-5)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"234\" 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\">\u6f14\u7fd2 4<\/h3>\n<p>\u6b21\u306e 3 \u6b21\u591a\u9805\u5f0f\u3092\u56e0\u6570\u306b\u5909\u63db\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-2eb940210fd5725256a4886885d4f990_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(x)=6x^3+25x^2+21x-10\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"234\" style=\"vertical-align: -5px;\"><\/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__DDF5FF\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#DDF5FF\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"><strong>\u89e3\u6c7a\u7b56\u3092\u898b\u308b<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\">\u3053\u306e\u591a\u9805\u5f0f\u306b\u306f\u72ec\u7acb\u3057\u305f\u9805\u304c\u3042\u308b\u305f\u3081\u3001Ruffini \u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u4f7f\u7528\u3057\u3066\u305d\u306e\u6839\u3092\u8a08\u7b97\u3057\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\/factoriser-des-polynomes-de-degre-3-en-ligne-2.jpg\" alt=\"2 \u884c\u76ee\u306e\u6b21\u6570 3 \u306e\u968e\u4e57\u591a\u9805\u5f0f\" class=\"wp-image-1334\" width=\"219\" height=\"124\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p class=\"has-text-align-left\">\u305f\u3060\u3057\u3001\u3053\u306e\u70b9\u306b\u9054\u3059\u308b\u3068\u3001\u5225\u306e\u6574\u6570\u304c\u306a\u3044\u3068\u5272\u308a\u7b97\u306e\u4f59\u308a\u304c\u30bc\u30ed\u306b\u306a\u308b\u305f\u3081\u3001\u30eb\u30d5\u30a3\u30cb\u306e\u6cd5\u5247\u3092\u9069\u7528\u3057\u7d9a\u3051\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n<p class=\"has-text-align-left\">\u3057\u305f\u304c\u3063\u3066\u3001\u7d50\u679c\u306e\u591a\u9805\u5f0f\u3092\u30bc\u30ed\u306b\u8a2d\u5b9a\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-b54e68406556ca63598a2f81ebd4bcac_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"6x^2+13x-5=0\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"139\" style=\"vertical-align: -2px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u305d\u3057\u3066\u3001\u4e8c\u6b21\u65b9\u7a0b\u5f0f\u306e\u516c\u5f0f\u3092\u9069\u7528\u3057\u3066\u3001\u7d50\u679c\u306e\u65b9\u7a0b\u5f0f\u3092\u89e3\u304d\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-982cd2e82d8511ceb1f93648c3ee61df_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x= \\cfrac{-b \\pm \\sqrt{b^2-4ac}}{2a}\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"165\" 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-432e41dd639800e6ae78911e6bdbd440_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x= \\cfrac{-13 \\pm \\sqrt{13^2-4\\cdot 6\\cdot (-5)}}{2\\cdot 6}= \\cfrac{-13\\pm \\sqrt{169+120}}{12} = \\cfrac{-13 \\pm\\sqrt{289}}{12}\" title=\"Rendered by QuickLaTeX.com\" height=\"42\" width=\"546\" 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-77785f81018b1d7a46a83d1567af638e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle x = \\cfrac{-13 \\pm 17}{12} = \\begin{cases}  \\cfrac{-13+17}{12} = \\cfrac{4}{12} = \\cfrac{1}{3} \\\\[4ex]\\cfrac{-13-17}{12} = \\cfrac{-30}{12} = -\\cfrac{5}{2} \\end{cases}\" title=\"Rendered by QuickLaTeX.com\" height=\"108\" width=\"348\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u3057\u305f\u304c\u3063\u3066\u3001\u591a\u9805\u5f0f\u306e\u6839\u307e\u305f\u306f\u30bc\u30ed\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\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-208bbe3d807db642e7f3cf8f0245c014_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=-2 \\qquad x=\\cfrac{1}{3} \\qquad x=-\\cfrac{5}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"39\" width=\"230\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u3057\u305f\u304c\u3063\u3066\u3001\u591a\u9805\u5f0f\u306e\u56e0\u6570\u5206\u89e3\u306f\u5206\u6570\u3092\u4f7f\u7528\u3057\u3066\u884c\u3046\u5fc5\u8981\u304c\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-0a0cf1c1c64a18689df2941011dd3389_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle P(x)= 6\\left(x+2\\right)\\left(x-\\frac{1}{3}\\right)\\left(x+\\frac{5}{2}\\right)\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"272\" style=\"vertical-align: -17px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<h3 class=\"wp-block-heading\">\u6f14\u7fd2 5<\/h3>\n<p>\u6b21\u306e 6 \u6b21\u591a\u9805\u5f0f\u306e\u56e0\u6570\u5206\u89e3\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-aff4a9e14858bdbfee31195fdfa05b1f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(x)=x^6-3x^5+14x^3-12x^2\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"241\" style=\"vertical-align: -5px;\"><\/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__DDF5FF\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#DDF5FF\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"><strong>\u89e3\u6c7a\u7b56\u3092\u898b\u308b<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\">\u554f\u984c\u306e\u591a\u9805\u5f0f\u306b\u306f\u72ec\u7acb\u3057\u305f\u9805\u304c\u306a\u3044\u305f\u3081\u3001\u6700\u521d\u306b\u5171\u901a\u56e0\u6570\u3092\u62bd\u51fa\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u5834\u5408\u3001\u5171\u901a\u56e0\u6570\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\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-4c96aa574fedc2cca3206c8aacdd0255_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^2:\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"27\" 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-a4f53c4ed9cd82f1fcd39ecef4480bac_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(x)=x^2(x^4-3x^3+14x-12)\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"247\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u305d\u3057\u3066\u3001\u591a\u9805\u5f0f\u304b\u3089\u5171\u901a\u56e0\u6570\u3092\u524a\u9664\u3057\u305f\u3089\u3001\u30eb\u30d5\u30a3\u30cb\u306e\u6cd5\u5247\u3092\u4f7f\u7528\u3057\u3066\u304b\u3063\u3053\u5185\u306e\u591a\u9805\u5f0f\u306e\u6839\u3092\u6c42\u3081\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\/factoriser-des-polynomes-uniques.jpg\" alt=\"\u56fa\u6709\u306e\u591a\u9805\u5f0f\u306e\u56e0\u6570\u5206\u89e3\" class=\"wp-image-1337\" width=\"251\" height=\"206\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p class=\"has-text-align-left\">\u3057\u304b\u3057\u3001\u3053\u306e\u6bb5\u968e\u306b\u5230\u9054\u3059\u308b\u3068\u3001\u5225\u306e\u6574\u6570\u304c\u306a\u3044\u3068\u4f59\u308a\u304c\u30bc\u30ed\u306b\u306a\u308b\u305f\u3081\u3001\u5148\u306b\u9032\u3080\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n<p class=\"has-text-align-left\">\u3057\u305f\u304c\u3063\u3066\u3001\u5f97\u3089\u308c\u305f\u591a\u9805\u5f0f\u3092\u30bc\u30ed\u306b\u8a2d\u5b9a\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-592ad3827d86125b15a72e4c8e8c5ac8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^2-4x+6=0\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"122\" style=\"vertical-align: -2px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u305d\u3057\u3066\u3001\u4e8c\u6b21\u65b9\u7a0b\u5f0f\u3092\u6b21\u306e\u5f0f\u3067\u89e3\u304d\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-982cd2e82d8511ceb1f93648c3ee61df_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x= \\cfrac{-b \\pm \\sqrt{b^2-4ac}}{2a}\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"165\" 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-e7cec78dac4f876f315c815297bbb0ab_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x= \\cfrac{-(-4) \\pm \\sqrt{(-4)^2-4\\cdot 1\\cdot 6}}{2\\cdot 1}= \\cfrac{4\\pm \\sqrt{16-24}}{2} = \\cfrac{4 \\pm\\sqrt{-8}}{2} \\ \\color{red} \\bm{\\times}\" title=\"Rendered by QuickLaTeX.com\" height=\"42\" width=\"517\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u8ca0\u306e\u6570\u306b\u306f\u6839\u304c\u306a\u3044\u305f\u3081\u3001\u65b9\u7a0b\u5f0f\u306b\u306f\u89e3\u304c\u3042\u308a\u307e\u305b\u3093\u3002\u3053\u308c\u306f\u3001\u591a\u9805\u5f0f\u306e\u6839\u3092\u3053\u308c\u4ee5\u4e0a\u898b\u3064\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u3044\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u8a00\u3044\u63db\u3048\u308c\u3070\u3001\u591a\u9805\u5f0f\u306f\u5b8c\u5168\u306b\u306f\u56e0\u6570\u5206\u89e3\u53ef\u80fd\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p class=\"has-text-align-left\">\u305f\u3060\u3057\u3001\u79c1\u305f\u3061\u304c\u898b\u3064\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u305f\u30eb\u30fc\u30c4\u306f\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-1373d97d08d53d49fdf8b4f227f5d656_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=0 \\qquad x=0 \\qquad x=1 \\qquad x=-2\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"290\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u30eb\u30fc\u30c8\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044<\/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-8203ced39e0cdafefa708857c7ec2264_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=0\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"43\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u304b\u3089\u5171\u901a\u56e0\u6570\u3092\u524a\u9664\u3057\u305f\u305f\u3081\u3001 \u306f 2 \u56de\u7e70\u308a\u8fd4\u3055\u308c\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-09f6edd3d7af07ab26b4a0a71c20c0b1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^2,\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"22\" style=\"vertical-align: -4px;\"><\/p>\n<p>\u305d\u3057\u3066\u305d\u308c\u306f\u4e8c\u4e57\u306a\u306e\u3067\u3001\u3053\u308c\u306f\u4e8c\u91cd\u6839\u3067\u3042\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/p>\n<p class=\"has-text-align-left\">\u7d50\u8ad6\u3068\u3057\u3066\u3001\u56e0\u6570\u5206\u89e3\u3055\u308c\u305f\u591a\u9805\u5f0f\u306f\u3001\u56e0\u6570\u3068\u3057\u3066\u8868\u73fe\u3055\u308c\u305f\u3059\u3079\u3066\u306e\u6839\u306e\u7a4d\u306b\u306a\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-f629cb3501652d3b8e4d6a30d92b5d4f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"(x-a)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"53\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u30eb\u30c3\u30d5\u30a3\u30fc\u30cb\u306e\u6cd5\u5247\u304b\u3089\u5f97\u3089\u308c\u305f\u591a\u9805\u5f0f\u3092\u4e57\u7b97\u3057\u307e\u3059\u304c\u3001\u3053\u308c\u4ee5\u4e0a\u8003\u616e\u3059\u308b\u3053\u3068\u306f\u3067\u304d\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-d97b2a369799813209a1ba3e168ed71f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(x)= 1 \\cdot x^2 \\cdot (x-1)\\cdot (x+2)\\cdot (x^2-4x+6)\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"350\" 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-7738a261a919bbff02a7ed19dd408f28_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{P(x)= x^2(x-1)(x+2)(x^2-4x+6)}\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"290\" 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\">\u6f14\u7fd2 6<\/h3>\n<p>\u6b21\u306e\u3059\u3079\u3066\u306e\u591a\u9805\u5f0f\u306e\u56e0\u6570\u5206\u89e3\u3092\u5b9f\u884c\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-eb4c5b02f2cac45cb04ff218fb33a38d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{A)} \\ P(x)=x^2 + 12x+36\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"195\" 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-5266319b8b4b96bf82cba4cabc3c4830_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{B)} \\ Q(x)=x^2 -64\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"144\" 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-aa3aa86769d7a654e72a894bccb94fa1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{C)} \\ R(x)=x^2 - 18x+81\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"193\" 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-f80148e5fc14408e7ec33fa35f594bdb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{D)} \\ S(x)=x^2+10x+24\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"193\" style=\"vertical-align: -5px;\"><\/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__DDF5FF\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#DDF5FF\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"><strong>\u89e3\u6c7a\u7b56\u3092\u898b\u308b<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\">\u30bb\u30af\u30b7\u30e7\u30f3 A) \u306e\u591a\u9805\u5f0f\u306f\u3001\u6ce8\u76ee\u3059\u3079\u304d\u5358\u4f4d\u3001\u7279\u306b\u548c\u306e\u4e8c\u4e57\u306b\u5bfe\u5fdc\u3057\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u305d\u306e\u56e0\u6570\u5206\u89e3\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\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-0540de8a5f532fb36658af4c9af59dca_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(x)=x^2 + 12x+36 = \\bm{(x+6)^2}\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"253\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u30bb\u30af\u30b7\u30e7\u30f3 B) \u306e\u591a\u9805\u5f0f\u3082\u6ce8\u76ee\u3059\u3079\u304d\u7a4d\u3067\u3042\u308a\u3001\u7279\u306b\u4e8c\u4e57\u306e\u5dee\u3067\u3042\u308b\u305f\u3081\u3001\u6b21\u306e\u3088\u3046\u306b\u306a\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-4903083e3b92847cafe379abb0c816a9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"Q(x)=x^2 -64 = \\bm{(x+8)(x-8)}\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"251\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u540c\u69d8\u306b\u3001\u30bb\u30af\u30b7\u30e7\u30f3 C) \u306e\u591a\u9805\u5f0f\u306f\u6ce8\u76ee\u306b\u5024\u3059\u308b\u7b49\u5f0f\u3067\u3042\u308a\u3001\u7279\u306b\u6e1b\u7b97\u306e 2 \u4e57\u3067\u69cb\u6210\u3055\u308c\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u305d\u306e\u56e0\u6570\u5206\u89e3\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\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-ce680ba71785064da5c773cda5916be0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"R(x)=x^2 - 18x+81 = \\bm{(x-9)^2}\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"253\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u6700\u5f8c\u306b\u3001\u30d1\u30fc\u30c8 D) \u306e\u591a\u9805\u5f0f\u306f\u6ce8\u76ee\u3059\u3079\u304d\u6052\u7b49\u5f0f\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u591a\u9805\u5f0f\u3092 0 \u306b\u8a2d\u5b9a\u3057\u3001\u7d50\u679c\u306e\u65b9\u7a0b\u5f0f\u3092\u89e3\u3044\u3066\u305d\u306e\u6839\u3092\u898b\u3064\u3051\u308b\u5fc5\u8981\u304c\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-48364ae74194a23aa761f92c1d5ddc7e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^2+10x+24 =0\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"139\" style=\"vertical-align: -2px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u4e8c\u6b21\u65b9\u7a0b\u5f0f\u306e\u516c\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-982cd2e82d8511ceb1f93648c3ee61df_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x= \\cfrac{-b \\pm \\sqrt{b^2-4ac}}{2a}\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"165\" 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-e5c923f0dcbdc9b54568db04cea19263_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x= \\cfrac{-10 \\pm \\sqrt{10^2-4\\cdot 1\\cdot 24}}{2\\cdot 1}= \\cfrac{-10\\pm \\sqrt{100-96}}{2} = \\cfrac{-10 \\pm\\sqrt{4}}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"498\" 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-88934cfbe80af987a03e4fb1a2a72aa7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle x = \\cfrac{-10 \\pm 2}{2} = \\begin{cases}  \\cfrac{-10+2}{2} = \\cfrac{-8}{2} = -4 \\\\[4ex]\\cfrac{-10-2}{2} = \\cfrac{-12}{2} = -6\\end{cases}\" title=\"Rendered by QuickLaTeX.com\" height=\"108\" width=\"328\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u3057\u305f\u304c\u3063\u3066\u3001\u591a\u9805\u5f0f D) \u306e\u6839\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\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-ef7500f97e6fbdb358f7a4e39d4f33df_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=-4 \\qquad x=-6\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"149\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u305d\u3057\u3066\u6700\u5f8c\u306b\u3001\u591a\u9805\u5f0f\u56e0\u6570\u5206\u89e3\u306e\u7d50\u679c\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\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-e4c31b7f7d37fa2927e3bc07a2ebb18f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{S(x)=(x+4)(x+6)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"168\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<div id=\"ezoic-pub-ad-placeholder-176\" data-inserter-version=\"-1\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u306e\u30da\u30fc\u30b8\u3067\u306f\u3001\u3042\u3089\u3086\u308b\u7a2e\u985e\u306e\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5206\u89e3\u3059\u308b\u65b9\u6cd5\u3092\u8aac\u660e\u3057\u307e\u3059\u3002\u6700\u521d\u306b\u30eb\u30d5\u30a3\u30cb\u306e\u898f\u5247\u3092\u4f7f\u7528\u3057\u3066\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5206\u89e3\u3059\u308b\u65b9\u6cd5\u3092\u898b\u3066\u3044\u304d\u3001\u6b21\u306b\u72ec\u7acb\u9805\u306e\u306a\u3044\u591a\u9805\u5f0f\u304c\u3069\u306e\u3088\u3046\u306b\u56e0\u6570\u5206\u89e3\u3055\u308c\u308b\u304b\u306b\u9032\u307f\u3001\u6b21\u306b\u5206\u6570\u3092\u4f7f\u7528\u3057\u305f\u30eb\u30fc\u30c8\u591a\u9805 &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/mathority.org\/ja\/%e5%a4%9a%e9%a0%85%e5%bc%8f%e3%81%ae%e5%9b%a0%e6%95%b0%e5%88%86%e8%a7%a3%e3%81%ae%e4%be%8b%e3%81%a8%e6%bc%94%e7%bf%92%e5%95%8f%e9%a1%8c%e3%81%ae%e5%9b%a0%e6%95%b0%e5%88%86%e8%a7%a3\/\"> <span class=\"screen-reader-text\">\u591a\u9805\u5f0f\u3092\u56e0\u6570\u5206\u89e3\u3059\u308b\u65b9\u6cd5 (\u591a\u9805\u5f0f\u56e0\u6570\u5206\u89e3)<\/span> \u3082\u3063\u3068\u8aad\u3080 &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":[32],"tags":[],"class_list":["post-57","post","type-post","status-publish","format-standard","hentry","category-32"],"yoast_head":"<!-- This site is optimized 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