{"id":365,"date":"2023-07-04T12:33:10","date_gmt":"2023-07-04T12:33:10","guid":{"rendered":"https:\/\/mathority.org\/ja\/%e6%9c%89%e7%95%8c%e9%96%a2%e6%95%b0\/"},"modified":"2023-07-04T12:33:10","modified_gmt":"2023-07-04T12:33:10","slug":"%e6%9c%89%e7%95%8c%e9%96%a2%e6%95%b0","status":"publish","type":"post","link":"https:\/\/mathority.org\/ja\/%e6%9c%89%e7%95%8c%e9%96%a2%e6%95%b0\/","title":{"rendered":"\u6709\u754c\u95a2\u6570"},"content":{"rendered":"<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u6709\u754c (\u4e0a\u4f4d\u304a\u3088\u3073\u4e0b\u4f4d) \u95a2\u6570\u3068\u306f\u4f55\u304b\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u95a2\u6570\u304c\u3042\u308b\u70b9\u3067\u5236\u9650\u3055\u308c\u308b\u3053\u3068\u304c\u4f55\u3092\u610f\u5473\u3059\u308b\u306e\u304b\u3092\u793a\u3057\u3001\u6700\u5f8c\u306b\u3053\u306e\u30bf\u30a4\u30d7\u306e\u95a2\u6570\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%c2%bfque-es-una-funcion-acotada\"><\/span>\u6709\u754c\u95a2\u6570\u3068\u306f\u4f55\u3067\u3059\u304b?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>\u6709\u754c\u95a2\u6570\u3068<\/strong>\u306f\u3001\u30b0\u30e9\u30d5\u304c\u7bc4\u56f2\u5185\u306b\u3042\u308b\u95a2\u6570\u3067\u3059\u3002\u3064\u307e\u308a\u3001K (f(x)\u2264K) \u3092\u8d85\u3048\u308b\u95a2\u6570\u306e\u5024\u304c\u5b58\u5728\u3057\u306a\u3044\u3088\u3046\u306a\u6570\u5024 K \u304c\u5b58\u5728\u3059\u308b\u5834\u5408\u3001\u95a2\u6570\u306f\u4e0a\u306b\u9650\u5b9a\u3055\u308c\u3001\u6b21\u306e\u3088\u3046\u306a\u6570\u5024 K \u304c\u5b58\u5728\u3059\u308b\u5834\u5408\u3001\u95a2\u6570\u306f\u4e0b\u306b\u9650\u5b9a\u3055\u308c\u307e\u3059\u3002\u95a2\u6570\u306e\u3059\u3079\u3066\u306e\u5024\u3088\u308a\u5c0f\u3055\u3044 (f(x)\u2265K)\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u6709\u754c\u95a2\u6570\u3068\u306f\u3001\u4e0a\u4e0b\u306b\u5883\u754c\u304c\u3042\u308b\u95a2\u6570\u306e\u3053\u3068\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\/fonction-bornee.webp\" alt=\"\u6709\u754c\u95a2\u6570\" class=\"wp-image-427\" width=\"481\" height=\"231\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<p>\u305f\u3068\u3048\u3070\u3001\u4e0a\u306b\u30b0\u30e9\u30d5\u5316\u3055\u308c\u305f\u4e09\u89d2\u6b63\u5f26\u95a2\u6570\u306f\u3001\u4e0a\u90e8\u304c f(x)=1 \u3067\u5883\u754c\u4ed8\u3051\u3055\u308c\u3001\u4e0b\u90e8\u304c f(x)=-1 (\u8d64\u3044\u70b9\u7dda) \u3067\u5883\u754c\u4ed8\u3051\u3055\u308c\u307e\u3059\u3002\u95a2\u6570\u306f\u3053\u308c\u3089 2 \u3064\u306e\u5236\u9650\u5185\u306b\u3042\u308a\u307e\u3059\u3002\u6b21\u306e\u30ea\u30f3\u30af\u3067\u3001\u3053\u306e\u95a2\u6570\u306e\u305d\u306e\u4ed6\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n<p> <span style=\"color:#ff951b\">\u27a4<\/span><strong>\u53c2\u7167:<\/strong><span style=\"text-decoration: underline;\"><a href=\"https:\/\/mathority.org\/ja\/\u6b63\u5f26\u95a2\u6570\/\">\u30b5\u30a4\u30f3\u95a2\u6570\u306e\u7279\u6027<\/a><\/span><\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"funcion-acotada-superiormente\"><\/span>\u4e0a\u306b\u5236\u9650\u3055\u308c\u305f\u95a2\u6570<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u305f\u3060\u3057\u3001\u3059\u3079\u3066\u306e\u95a2\u6570\u304c\u4e0a\u4e0b\u306b\u5236\u9650\u3055\u308c\u308b\u308f\u3051\u3067\u306f\u306a\u304f\u3001\u95a2\u6570\u306f\u4e0a\u4e0b\u306b\u306e\u307f\u5236\u9650\u3055\u308c\u307e\u3059\u3002<\/p>\n<p><strong>\u4e0a\u8a18\u306e\u6709\u754c\u95a2\u6570<\/strong>\u306f\u3001\u7279\u5b9a\u306e\u5024\u3092\u8d85\u3048\u306a\u3044\u95a2\u6570\u3001\u3064\u307e\u308a\u6b21\u306e\u6761\u4ef6\u304c\u6e80\u305f\u3055\u308c\u308b\u95a2\u6570\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-d1b0912c8106b6c93144cda220414684_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(x)\\leq K\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"74\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u3053\u3053\u3067\u3001\u5024 K \u306f\u95a2\u6570\u306e\u4e0a\u9650\u3067\u3059\u3002<\/p>\n<p>\u305f\u3068\u3048\u3070\u3001\u6b21\u306e<span style=\"text-decoration: underline;\"><a href=\"https:\/\/mathority.org\/ja\/\u4e8c\u6b21\u653e\u7269\u7dda\u95a2\u6570\/\">\u653e\u7269\u7dda\u306f<\/a><\/span>\u4e0a\u90e8\u304c K=7 \u306b\u3088\u3063\u3066\u5236\u9650\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u95a2\u6570\u306e\u5206\u5c90\u306f\u7121\u9650\u306b\u4f38\u3073\u3066\u3044\u308b\u305f\u3081\u3001\u95a2\u6570\u306e\u4e0b\u90e8\u306f\u5236\u9650\u3055\u308c\u3066\u3044\u307e\u305b\u3093\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\/exercice-resolu-etape-par-etape-de-la-fonction-quadratique.webp\" alt=\"\" class=\"wp-image-139\" width=\"279\" height=\"334\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<p>\u8ad6\u7406\u7684\u306b\u306f\u3001\u95a2\u6570\u304c K=7 \u3067\u5236\u9650\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3001\u95a2\u6570\u306f K=8 \u4ee5\u4e0a\u306e\u5024\u3067\u3082\u5236\u9650\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u6700\u5c0f\u306e\u4e0a\u9650\u306f\u4e0a\u9650\u3068\u547c\u3070\u308c\u3001 <em>sup(f)<\/em>\u3067\u8868\u3055\u308c\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u95a2\u6570\u304c\u305d\u306e\u9818\u57df\u5185\u3067\u4e0a\u8a18\u306e\u4e0a\u9650\u306b\u9054\u3057\u305f\u5834\u5408\u3001\u3053\u306e\u70b9\u304c\u95a2\u6570\u306e<strong>\u7d76\u5bfe\u6700\u5927\u5024<\/strong>\u3067\u3042\u308b\u3068\u8a00\u3048\u307e\u3059\u3002<\/p>\n<p> <span style=\"color:#ff951b\">\u27a4<\/span><strong>\u53c2\u7167:<\/strong> <span style=\"text-decoration: underline;\"><a href=\"https:\/\/mathority.org\/ja\/\u95a2\u6570\u306e\u6700\u5927\u5024\u3001\u6700\u5c0f\u5024\u3001\u76f8\u5bfe\u7684\u306a\u6975\u5024\/\">\u95a2\u6570\u306e\u6700\u5927\u5024\u3068\u6700\u5c0f\u5024\u3068\u306f\u4f55\u3067\u3059\u304b?<\/a><\/span><\/p>\n<p>\u79c1\u305f\u3061\u306e\u5834\u5408\u3001\u95a2\u6570\u306f\u5e7e\u4f55\u5b66\u7684\u306b K=7 \u306b\u3088\u3063\u3066\u5883\u754c\u4ed8\u3051\u3089\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u3053\u308c\u306f\u95a2\u6570\u306e\u4e0a\u9650\u3067\u3042\u308a\u3001\u7d76\u5bfe\u6700\u5927\u5024\u3067\u3059\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"funcion-acotada-inferiormente\"><\/span>\u4ee5\u4e0b\u3067\u533a\u5207\u3089\u308c\u305f\u95a2\u6570<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>\u4ee5\u4e0b\u3067\u533a\u5207\u3089\u308c\u305f\u95a2\u6570\u306f<\/strong>\u3001\u7279\u5b9a\u306e\u6570\u5024\u672a\u6e80\u306e\u5024\u3092\u6301\u305f\u306a\u3044\u95a2\u6570\u3001\u3064\u307e\u308a\u6b21\u306e\u6570\u5f0f\u3092\u6e80\u305f\u3059\u95a2\u6570\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-6428bb46a6513be54693aaeb3c70fdc3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(x)\\geq K\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"74\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u3053\u3053\u3067\u3001K \u5024\u306f\u95a2\u6570\u306e\u4e0b\u9650\u3067\u3059\u3002<\/p>\n<p>\u4ee5\u4e0b\u306f\u3001K=3 \u3067\u533a\u5207\u3089\u308c\u305f\u6307\u6570\u95a2\u6570\u306e\u30b0\u30e9\u30d5\u8868\u793a\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\/probleme-de-fonction-exponentielle.webp\" alt=\"\" class=\"wp-image-253\" width=\"264\" height=\"321\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<p>\u660e\u3089\u304b\u306b\u3001\u95a2\u6570\u306f K=3 \u672a\u6e80\u306e\u5024\u306b\u3088\u3063\u3066\u5236\u9650\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u524d\u3068\u540c\u69d8\u3001\u6700\u5927\u306e\u4e0b\u9650\u306f\u4e0b\u9650\u3068\u547c\u3070\u308c\u3001 <em>inf(f)<\/em>\u3067\u8868\u3055\u308c\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u95a2\u6570\u304c\u305d\u306e\u9818\u57df\u5185\u3067\u524d\u8a18\u4e0b\u9650\u306b\u9054\u3057\u305f\u5834\u5408\u3001\u3053\u306e\u70b9\u304c\u95a2\u6570\u306e<strong>\u7d76\u5bfe\u6700\u5c0f\u5024<\/strong>\u3067\u3042\u308b\u3068\u8a00\u3048\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u5834\u5408\u3001K=3 \u306f\u95a2\u6570\u306e\u7d76\u5bfe\u6700\u5c0f\u5024\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u95a2\u6570\u306f\u7121\u9650\u5927\u3067\u3053\u306e\u5024\u306b\u5230\u9054\u3057\u3001\u3057\u305f\u304c\u3063\u3066\u95a2\u6570\u306e\u9818\u57df\u306e\u5916\u306b\u3042\u308b\u304b\u3089\u3067\u3059\u3002\u8a00\u3044\u63db\u3048\u308c\u3070\u3001f(x)=3 \u306f<span style=\"text-decoration: underline;\"><a href=\"https:\/\/mathority.org\/ja\/\u6c34\u5e73\u6f38\u8fd1\u7dda\/\">\u95a2\u6570 \u306e\u6c34\u5e73\u6f38\u8fd1\u7dda<\/a><\/span>\u3067\u3059\u3002<\/p>\n<p>\u30b0\u30e9\u30d5\u8868\u73fe\u304c\u306a\u304f\u3066\u3082\u3001\u95a2\u6570\u304c\u4e0a\u4e0b\u3067\u5883\u754c\u304c\u3042\u308b\u304b\u3069\u3046\u304b\u3092\u77e5\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u5b9a\u7406\u304c\u3042\u308a\u307e\u3059\u3002\u30ef\u30a4\u30a8\u30eb\u30b7\u30e5\u30c8\u30e9\u30b9\u306e\u5b9a\u7406\u3068\u306f\u4f55\u304b\u3092\u78ba\u8a8d\u3059\u308b\u306b\u306f\u3001\u3053\u3053\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p> <span style=\"color:#ff951b\">\u27a4<\/span><strong>\u53c2\u7167:<\/strong> <span style=\"text-decoration: underline;\"><a href=\"https:\/\/mathority.org\/ja\/\u30c6\u3099\u30fb\u30a6\u3099\u30a1\u30a4\u30a8\u30eb\u30b7\u30e5\u30c8\u30e9\u30b9\u306e\u5b9a\u7406\/\">\u30ef\u30a4\u30a8\u30eb\u30b7\u30e5\u30c8\u30e9\u30b9\u306e\u5b9a\u7406<\/a><\/span><\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"funcion-acotada-en-un-punto\"><\/span>\u4e00\u70b9\u3067\u533a\u5207\u3089\u308c\u305f\u95a2\u6570<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u4e00\u822c\u7684\u306a\u95a2\u6570\u306e\u5883\u754c\u306e\u6982\u5ff5\u3092\u5b66\u7fd2\u3057\u307e\u3057\u305f\u304c\u3001\u95a2\u6570\u304c\u3088\u308a\u5c0f\u3055\u306a\u8fd1\u508d\u3001\u3064\u307e\u308a\u95a2\u6570\u306e\u4e00\u90e8\u3067\u5883\u754c\u304c\u3042\u308b\u304b\u3069\u3046\u304b\u3092\u5206\u6790\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u3046\u3093<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-5c53d6ebabdbcfa4e107550ea60b1b19_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"a\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"9\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u306f\u95a2\u6570\u306e\u9818\u57df\u5185\u306e\u70b9\u3067\u3042\u308a\u3001<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-c409433a9e2dfcdb83360a974d243f18_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"r\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"8\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u4efb\u610f\u306e\u5024\u306e\u5834\u5408\u3001\u95a2\u6570\u306f\u305d\u306e\u70b9\u3067\u4e0a\u4e0b\u306b\u5236\u9650\u3055\u308c\u3066\u3044\u308b\u3068\u8a00\u3048\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-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>\u74b0\u5883\u304c\u3042\u308c\u3070<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-35809b342e97743c17fcf00c8f1fcaa9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"V(a,r)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"53\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u3053\u3053\u3067\u3001\u95a2\u6570\u306f\u4e0a\u4e0b\u306b\u5236\u9650\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u3057\u305f\u304c\u3063\u3066\u3001<strong>\u95a2\u6570\u306f\u6b21\u306e\u70b9\u3067\u5236\u9650\u3055\u308c\u307e\u3059\u3002<\/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-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>\u8fd1\u508d\u3067\u4e0a\u4e0b\u3067\u533a\u5207\u3089\u308c\u3066\u3044\u308b\u5834\u5408<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-bad21933de1c285515285d51686beea1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"V(a,r).\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"58\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u660e\u3089\u304b\u306b\u3001\u95a2\u6570\u304c\u4e00\u822c\u306b\u6709\u754c\u3067\u3042\u308c\u3070\u3001\u305d\u306e\u5404\u70b9\u3067\u3082\u6709\u754c\u306b\u306a\u308a\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u305d\u306e\u9006\u306f\u8aa4\u308a\u3067\u3059\u3002\u3064\u307e\u308a\u3001\u95a2\u6570\u306f\u305d\u306e\u5404\u70b9\u3067\u5236\u9650\u3055\u308c\u308b\u3053\u3068\u306f\u3042\u308a\u307e\u3059\u304c\u3001\u30c9\u30e1\u30a4\u30f3\u5168\u4f53\u306b\u308f\u305f\u3063\u3066\u5236\u9650\u3055\u308c\u308b\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30a2\u30d5\u30a3\u30f3\u95a2\u6570\u306f\u5404\u70b9\u3067\u90e8\u5206\u7684\u306b\u5883\u754c\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u6709\u754c\u95a2\u6570\u3067\u306f\u3042\u308a\u307e\u305b\u3093\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\/exemple-de-representation-d-une-fonction-lineaire-ou-affine.webp\" alt=\"\" class=\"wp-image-104\" width=\"263\" height=\"265\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"propiedades-de-las-funciones-acotadas\"><\/span>\u6709\u754c\u95a2\u6570\u306e\u30d7\u30ed\u30d1\u30c6\u30a3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u6709\u754c\u95a2\u6570\u306b\u306f\u6b21\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u3046\u3093\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-a7ee323bc5a3f73ad5e066b13bed5504_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(x)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"34\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u305d\u3057\u3066<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-6a5054ad96fb0978182340eb214bb125_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"g(x)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"32\" style=\"vertical-align: -5px;\"><\/p>\n<p>2 \u3064\u306e\u6709\u754c\u95a2\u6570\u30012 \u3064\u306e\u95a2\u6570\u306e\u52a0\u7b97 (\u307e\u305f\u306f\u6e1b\u7b97) \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-e24299805ed877ea052cd135c96e7c28_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(x)\\pm g(x)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"88\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u3082\u6709\u754c\u95a2\u6570\u3067\u3059\u3002<\/li>\n<li>\u3046\u3093\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-a7ee323bc5a3f73ad5e066b13bed5504_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(x)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"34\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u305d\u3057\u3066<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-6a5054ad96fb0978182340eb214bb125_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"g(x)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"32\" style=\"vertical-align: -5px;\"><\/p>\n<p>2 \u3064\u306e\u6709\u754c\u95a2\u6570\u30012 \u3064\u306e\u95a2\u6570\u306e\u7a4d\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-d47b381826b8c5e901bf202b6d4b14c8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(x)\\cdot g(x)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"79\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u305f\u307e\u305f\u307e\u6709\u754c\u95a2\u6570\u3067\u3082\u3042\u308a\u307e\u3059\u3002<\/li>\n<li>\u95a2\u6570\u306b\u5782\u76f4\u65b9\u5411\u306e\u6f38\u8fd1\u7dda\u304c\u3042\u308b\u5834\u5408\u3001\u305d\u306e\u95a2\u6570\u3092\u5b8c\u5168\u306b\u5236\u9650\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u4e00\u65b9\u3001\u95a2\u6570\u306f\u4e0a\u4e0b\u306b\u5236\u9650\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<li>\u533a\u9593\u4e0a\u306e\u4efb\u610f\u306e\u9023\u7d9a\u304b\u3064\u6709\u754c\u95a2\u6570\u306f\u7a4d\u5206\u53ef\u80fd\u3067\u3059\u3002<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u6709\u754c (\u4e0a\u4f4d\u304a\u3088\u3073\u4e0b\u4f4d) \u95a2\u6570\u3068\u306f\u4f55\u304b\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u95a2\u6570\u304c\u3042\u308b\u70b9\u3067\u5236\u9650\u3055\u308c\u308b\u3053\u3068\u304c\u4f55\u3092\u610f\u5473\u3059\u308b\u306e\u304b\u3092\u793a\u3057\u3001\u6700\u5f8c\u306b\u3053\u306e\u30bf\u30a4\u30d7\u306e\u95a2\u6570\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u793a\u3057\u307e\u3059\u3002 \u6709\u754c\u95a2\u6570\u3068\u306f\u4f55\u3067\u3059\u304b? \u6709\u754c\u95a2\u6570\u3068\u306f\u3001 &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/mathority.org\/ja\/%e6%9c%89%e7%95%8c%e9%96%a2%e6%95%b0\/\"> <span class=\"screen-reader-text\">\u6709\u754c\u95a2\u6570<\/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":[17],"tags":[],"class_list":["post-365","post","type-post","status-publish","format-standard","hentry","category-17"],"yoast_head":"<!-- This site is optimized 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