{"id":15,"date":"2023-09-17T11:10:24","date_gmt":"2023-09-17T11:10:24","guid":{"rendered":"https:\/\/mathority.org\/ja\/%e9%96%a2%e6%95%b0%e3%81%ae%e5%90%88%e6%88%90-%e8%a4%87%e5%90%88%e9%96%a2%e6%95%b0\/"},"modified":"2023-09-17T11:10:24","modified_gmt":"2023-09-17T11:10:24","slug":"%e9%96%a2%e6%95%b0%e3%81%ae%e5%90%88%e6%88%90-%e8%a4%87%e5%90%88%e9%96%a2%e6%95%b0","status":"publish","type":"post","link":"https:\/\/mathority.org\/ja\/%e9%96%a2%e6%95%b0%e3%81%ae%e5%90%88%e6%88%90-%e8%a4%87%e5%90%88%e9%96%a2%e6%95%b0\/","title":{"rendered":"\u95a2\u6570\u306e\u5408\u6210\uff08\u8907\u5408\u95a2\u6570\uff09"},"content":{"rendered":"<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u8907\u5408\u95a2\u6570\uff08\u307e\u305f\u306f\u95a2\u6570\u306e\u5408\u6210\uff09\u3068\u306f\u4f55\u304b\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u8907\u5408\u95a2\u6570\u306e\u3044\u304f\u3064\u304b\u306e\u4f8b\u3068\u3001\u3053\u306e\u30bf\u30a4\u30d7\u306e\u95a2\u6570\u306e\u5b9a\u7fa9\u57df\u304c\u3069\u306e\u3088\u3046\u306b\u8a08\u7b97\u3055\u308c\u308b\u304b\u3092\u898b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u6700\u5f8c\u306b\u3001\u95a2\u6570\u5408\u6210\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u3068\u3044\u304f\u3064\u304b\u306e\u30b9\u30c6\u30c3\u30d7\u30d0\u30a4\u30b9\u30c6\u30c3\u30d7\u306e\u6f14\u7fd2\u3092\u793a\u3057\u307e\u3059\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%c2%bfque-es-la-composicion-de-funciones\"><\/span>\u95a2\u6570\u5408\u6210\u3068\u306f\u4f55\u3067\u3059\u304b?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>\u95a2\u6570\u5408\u6210\u306f\u30012 \u3064\u4ee5\u4e0a\u306e\u95a2\u6570\u3067\u72ec\u7acb\u5909\u6570 (x) \u306e\u540c\u3058\u5024\u3092<strong>\u9023\u7d9a\u3057\u3066<\/strong>\u8a55\u4fa1\u3059\u308b\u3053\u3068\u3067\u69cb\u6210\u3055\u308c\u307e\u3059\u3002<\/strong>\u305f\u3068\u3048\u3070\u3001\u95a2\u6570 (gof)(x) \u3092\u5408\u6210\u3059\u308b\u3068\u3001\u5408\u6210\u95a2\u6570 g[f(x)] \u304c\u5f97\u3089\u308c\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\/composition-des-fonctions.webp\" alt=\"\u6a5f\u80fd\u306e\u69cb\u6210\" class=\"wp-image-637\" width=\"319\" height=\"115\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p>\u8907\u5408\u95a2\u6570\u306e\u5f0f<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-5e3eba5c152156d18705b3afd68f487e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"g\\circ f\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"36\" style=\"vertical-align: -4px;\"><\/p>\n<p>\u300cf \u306f g \u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u308b\u300d\u307e\u305f\u306f\u300cf \u306e\u5f8c\u306b g \u304c\u7d9a\u3044\u3066\u3044\u308b\u300d\u3068\u8aad\u307f\u307e\u3059\u3002<\/p>\n<p>\u95a2\u6570\u306e\u5408\u6210\u3067\u306f\u9806\u5e8f\u304c\u91cd\u8981\u3067\u3042\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u5408\u6210\u8a18\u53f7\u306e\u53f3\u5074\u306b\u3042\u308b\u95a2\u6570\u304c\u6700\u521d\u306b\u9069\u7528\u3055\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-876a58c2d2bc4ab866c0af7a5cdbf4b2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"(f)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"22\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u6b21\u306b\u5408\u6210\u8a18\u53f7\u306e\u5de6\u5074\u306e\u95a2\u6570<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-e6c9247c09d7827160e8316d83ce2b2b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"(g).\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"26\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ejemplo-de-composicion-de-funciones\"><\/span>\u6a5f\u80fd\u69cb\u6210\u4f8b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u8907\u5408\u95a2\u6570\u306e\u5b9a\u7fa9\u3092\u8e0f\u307e\u3048\u3066\u30012 \u3064\u306e\u95a2\u6570\u306e\u5408\u6210\u3092\u8a08\u7b97\u3059\u308b\u65b9\u6cd5\u306e\u4f8b\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<ul>\n<li>\u6b21\u306e 2 \u3064\u306e\u7570\u306a\u308b\u95a2\u6570\u304c\u3042\u308b\u3068\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-a9c8e90e6e8bb1e0837f424caaf5d1a0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(x)=3x+1 \\qquad g(x)=\\cfrac{x+4}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"243\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p>\u8907\u5408\u95a2\u6570\u3092\u8a08\u7b97\u3059\u308b<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-624e8051bd11c44546f1270c91d069ca_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\left(g \\circ f\\right)(x)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"75\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u305d\u3057\u3066\u305d\u308c\u3092\u8a55\u4fa1\u3057\u307e\u3059<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-bf60bc9fcf312a246a055c15ee98033c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=3.\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"47\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p>\u6a5f\u80fd\u306e\u69cb\u6210<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-624e8051bd11c44546f1270c91d069ca_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\left(g \\circ f\\right)(x)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"75\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u3053\u308c\u306f\u3001\u6b21\u306e\u8907\u5408\u95a2\u6570\u3092\u5b9f\u884c\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3053\u3068\u3092\u610f\u5473\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-cb23add9f37be01b1ebf5923aef845ff_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\left(g \\circ f\\right)(x) = g\\Big(f(x)\\Big)\" title=\"Rendered by QuickLaTeX.com\" height=\"32\" width=\"162\" style=\"vertical-align: -11px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u305d\u308c\u3092\u89e3\u6c7a\u3059\u308b\u306b\u306f\u3001\u6b21\u306e\u3088\u3046\u306b\u7f6e\u304d\u63db\u3048\u307e\u3059<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-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>\u4ee3\u6570\u5f0f\u3067\u8868\u3059\u3068\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-179039983ee415873b7367ac255c1023_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"g\\Big(f(x)\\Big)= g\\Big(3x+1\\Big)\" title=\"Rendered by QuickLaTeX.com\" height=\"32\" width=\"166\" style=\"vertical-align: -11px;\"><\/p>\n<\/p>\n<p>\u305d\u3057\u3066\u4eca\u3001\u79c1\u305f\u3061\u306f\u6b21\u306e\u95a2\u6570\u3092\u53d6\u308a\u307e\u3059<em> <\/em><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-8d124ddf8086d5d941fcb1de7c075c0d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"g(x)=\\cfrac{x+4}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"100\" style=\"vertical-align: -12px;\"><\/p>\n<p>\u305d\u3057\u3066\u6b21\u306e\u5f0f\u3092\u5165\u308c\u307e\u3059<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-e4b24384ffd361d326faea85da151496_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"3x+1\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"49\" style=\"vertical-align: -2px;\"><\/p>\n<p>\u3069\u3053\u306b\u3042\u308b\u306e\u304b<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-845f2902b8bebf60c3c7372a7fbe4d02_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x:\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"19\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-9407b8a097013423f71626368a65940b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"g\\Big(3x+1\\Big)=\\cfrac{(3x+1)+4}{2}=\\cfrac{3x+5}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"40\" width=\"275\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p>\u3053\u306e\u3088\u3046\u306b\u3057\u3066\u3001 <em>g<\/em>\u304b\u3089\u69cb\u6210\u3055\u308c\u308b\u95a2\u6570<em>f<\/em>\u3092\u3059\u3067\u306b\u8a08\u7b97\u3057\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-b46e81ab3496bd4daad7560eabda1caa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\left(g \\circ f\\right)(x)=\\cfrac{3x+5}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"39\" width=\"152\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p>\u6700\u5f8c\u306b\u3001\u8907\u5408\u95a2\u6570\u3092\u8a55\u4fa1\u3059\u308b\u306b\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-3573bf1ea4c223bb71878796b2106731_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=3\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"43\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u4e0a\u8a18\u306e\u5024\u306e\u95a2\u6570\u306e\u30a4\u30e1\u30fc\u30b8\u3092\u5358\u7d14\u306b\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-b1a5472ce52fe01b6809224912a25539_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\left(g \\circ f\\right)(3)=\\cfrac{3\\cdot 3+5}{2}=\\cfrac{14}{2}=7\" title=\"Rendered by QuickLaTeX.com\" height=\"39\" width=\"237\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"dominio-de-la-funcion-compuesta\"><\/span>\u8907\u5408\u95a2\u6570\u30c9\u30e1\u30a4\u30f3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u901a\u5e38\u3001\u95a2\u6570\u306b\u5bfe\u3057\u3066\u6f14\u7b97\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001\u7d50\u679c\u306e\u95a2\u6570\u306e\u30c9\u30e1\u30a4\u30f3\u306f\u5143\u306e\u95a2\u6570\u306e\u30c9\u30e1\u30a4\u30f3\u306e\u5171\u901a\u90e8\u5206\u306b\u306a\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u95a2\u6570\u5408\u6210\u3067\u306f\u3053\u306e\u6027\u8cea\u306f\u6e80\u305f\u3055\u308c\u307e\u305b\u3093\u3002<\/p>\n<p><strong>\u95a2\u6570\u5408\u6210\u306e\u9818\u57df<\/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-a1e321d1fe5674142070eefd17519b77_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"(g\\circ f)(x)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"72\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u95a2\u6570\u306e\u5b9a\u7fa9\u57df\u5185\u306e x \u306e\u3059\u3079\u3066\u306e\u5024\u306e\u30bb\u30c3\u30c8\u3068\u540c\u7b49\u3067\u3059<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"><\/p>\n<p>\u306e\u3088\u3046\u306a<\/p>\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>\u6a5f\u80fd\u306e\u9818\u57df\u306b\u5c5e\u3057\u307e\u3059<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-dce98a79808d5694e9c7a9f4545e45f2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"g.\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"13\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-cf27df12b66bbfdc7516fe47410cbf5c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{Dom}(g\\circ f)=\\{x\\in\\text{Dom}(f)\\ | \\ f(x)\\in \\text{Dom}(g)\\}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"354\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u3057\u305f\u304c\u3063\u3066\u3001\u8907\u5408\u95a2\u6570\u306e\u5b9a\u7fa9\u57df\u3092\u8a08\u7b97\u3059\u308b\u306b\u306f\u3001\u307e\u305a\u5404\u95a2\u6570\u306e\u5b9a\u7fa9\u57df\u3092\u500b\u5225\u306b\u898b\u3064\u3051\u3066\u304b\u3089\u3001\u6f14\u7b97\u306e\u7d50\u679c\u3068\u3057\u3066\u5f97\u3089\u308c\u308b\u95a2\u6570\u306e\u5b9a\u7fa9\u57df\u3092\u898b\u3064\u3051\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u95a2\u6570\u306e\u5408\u6210\u9818\u57df\u306f\u3001\u524d\u306e\u6570\u5b66\u7684\u6761\u4ef6\u3092\u6e80\u305f\u3059\u3059\u3079\u3066\u306e\u5024\u3067\u69cb\u6210\u3055\u308c\u307e\u3059\u3002<\/p>\n<p> \ud83d\udc49 \u89e3\u6c7a\u65b9\u6cd5\u304c\u308f\u304b\u3089\u306a\u3044\u554f\u984c\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306f\u3001\u4ee5\u4e0b\u306e\u30b3\u30e1\u30f3\u30c8\u6b04\u3067\u8cea\u554f\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"propiedades-de-la-composicion-de-funciones\"><\/span>\u95a2\u6570\u5408\u6210\u306e\u6027\u8cea<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u8907\u5408\u95a2\u6570\u306b\u306f\u6b21\u306e\u7279\u5fb4\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u95a2\u6570\u306e\u5408\u6210\u306b\u306f\u7d50\u5408\u7279\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u6b21\u306e\u65b9\u7a0b\u5f0f\u306f\u5e38\u306b\u771f\u3068\u306a\u308a\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-bdfe1df3ab8d42f8d2af7f0d33628dba_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f\\circ (g\\circ h)=(f\\circ g)\\circ h\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"178\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<ul>\n<li>\u4e00\u822c\u306b\u3001\u95a2\u6570\u306e\u5408\u6210\u306f\u53ef\u63db\u3067\u306f\u306a\u3044\u305f\u3081\u3001\u6f14\u7b97\u306e\u9806\u5e8f\u306b\u3088\u3063\u3066\u7d50\u679c\u304c\u6c7a\u307e\u308a\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-a641ded39b05f710e2cbc89f7c309275_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f\\circ g\\neq g\\circ f\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"96\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<ul>\n<li>\u95a2\u6570\u306e\u5408\u6210\u306e\u4e2d\u7acb\u8981\u7d20\u306f\u6052\u7b49\u95a2\u6570\u306b\u5bfe\u5fdc\u3057\u307e\u3059\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-da6458e64d1478ad56231146ce88db89_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(x)=x.\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"72\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u3057\u305f\u304c\u3063\u3066\u3001\u6052\u7b49\u95a2\u6570\u3067\u69cb\u6210\u3055\u308c\u308b\u95a2\u6570\u306f\u95a2\u6570\u81ea\u4f53\u306b\u306a\u308a\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-161782350ae4c16617cbe0795e0fa35a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f\\circ id = id \\circ f = f\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"143\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-d5ce8a7d2dbca796654cb483808271e4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"id = x\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"49\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<ul>\n<li> 2 \u3064\u306e\u95a2\u6570\u306e\u5408\u6210\u306e\u9006\u95a2\u6570\u3092\u8a08\u7b97\u3059\u308b\u3053\u3068\u306f\u3001\u307e\u305a\u5404\u95a2\u6570\u306e\u9006\u95a2\u6570\u3092\u6c42\u3081\u3066\u304b\u3089\u5408\u6210\u95a2\u6570\u3092\u6c7a\u5b9a\u3059\u308b\u3053\u3068\u3068\u540c\u3058\u3067\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-4e5f9cc891e8322cf737caf8fa76a92f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"(f\\circ g)^{-1}=f^{-1}\\circ g^{-1}\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"163\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<ul>\n<li>\u9006\u95a2\u6570\u306f\u3001\u95a2\u6570\u3068\u305d\u306e\u9006\u95a2\u6570\u306e\u5408\u6210\u304c\u6052\u7b49\u95a2\u6570\u3068\u540c\u7b49\u3067\u3042\u308b\u305f\u3081\u3001\u8907\u5408\u95a2\u6570\u306e\u5bfe\u79f0\u8981\u7d20\u3068\u3057\u3066\u3082\u6a5f\u80fd\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-b801f112fdb719fad2b8c605ad831f0f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"(f\\circ f^{-1})^{-1}=(f^{-1}\\circ f)=id=x\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"254\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<ul>\n<li> 2 \u3064\u306e\u95a2\u6570\u306e\u5408\u6210\u306e\u5c0e\u95a2\u6570\u306f\u3001\u9023\u9396\u5247\u3092\u4f7f\u7528\u3057\u3066\u8a08\u7b97\u3055\u308c\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-edf8bcb549ad025afce59e50c1cfbb94_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bigl(g\\circ f\\bigr)'(x)=g'\\Bigl(f(x)\\Bigr)\\cdot f'(x)\" title=\"Rendered by QuickLaTeX.com\" height=\"32\" width=\"223\" style=\"vertical-align: -11px;\"><\/p>\n<\/p>\n<p> <span style=\"color:#ff951b\">\u27a4<\/span><strong>\u53c2\u7167:<\/strong> <span style=\"text-decoration: underline;\"><a href=\"https:\/\/mathority.org\/ja\/\u6d3e\u751f\u30eb\u30fc\u30eb\u30c1\u30a7\u30fc\u30f3\/\">\u9023\u9396\u30eb\u30fc\u30eb\u3068\u306f\u4f55\u3067\u3059\u304b?<\/a><\/span> <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ejercicios-resueltos-de-la-composicion-de-funciones\"><\/span>\u95a2\u6570\u306e\u69cb\u6210\u306b\u95a2\u3059\u308b\u6f14\u7fd2\u3092\u89e3\u6c7a\u3057\u307e\u3057\u305f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 class=\"wp-block-heading\">\u6f14\u7fd2 1<\/h3>\n<p>\u6b21\u306e 2 \u3064\u306e\u95a2\u6570\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-8d22ce1010c1d1f2baa34bd5b96e4ca8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(x)=x-2 \\qquad g(x)= 5x + 4\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"241\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p> <em>g<\/em>\u3068\u5408\u6210\u3055\u308c\u305f\u95a2\u6570<em>f<\/em>\u304a\u3088\u3073<em>f<\/em>\u3068\u5408\u6210\u3055\u308c\u305f\u95a2\u6570<em>g<\/em>\u306e\u5408\u6210\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-a1e321d1fe5674142070eefd17519b77_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"(g\\circ f)(x)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"72\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-8e664a72ceacc815125057558ab04c6a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"(f\\circ g)(x)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"72\" 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__E6F9EF\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E6F9EF\" 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\">\u6a5f\u80fd\u306e\u69cb\u6210<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-624e8051bd11c44546f1270c91d069ca_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\left(g \\circ f\\right)(x)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"75\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u306f\u3001\u6b21\u306e\u8907\u5408\u95a2\u6570\u3092\u8a08\u7b97\u3059\u308b\u3053\u3068\u3092\u610f\u5473\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-cb23add9f37be01b1ebf5923aef845ff_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\left(g \\circ f\\right)(x) = g\\Big(f(x)\\Big)\" title=\"Rendered by QuickLaTeX.com\" height=\"32\" width=\"162\" style=\"vertical-align: -11px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u3057\u305f\u304c\u3063\u3066\u3001\u305d\u308c\u3092\u89e3\u6c7a\u3059\u308b\u306b\u306f\u3001\u6b21\u306e\u3088\u3046\u306b\u7f6e\u304d\u63db\u3048\u307e\u3059<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-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\u306e\u8868\u73fe\u306b\u3064\u3044\u3066:<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-cc434b7ab7aea14a249be3943671119b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(x)=x-2\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"98\" 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-13cb5a87becd27ff70f8fb5fb3b13239_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"g\\Big(f(x)\\Big)= g\\Big(x-2\\Big)\" title=\"Rendered by QuickLaTeX.com\" height=\"32\" width=\"157\" style=\"vertical-align: -11px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u305d\u3057\u3066<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-bf53f7369c2b0dfc1c60397d3dab8cd5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"g\\Big(x-2\\Big)\" title=\"Rendered by QuickLaTeX.com\" height=\"32\" width=\"68\" style=\"vertical-align: -11px;\"><\/p>\n<p>\u3053\u308c\u306f\u3001\u6b21\u306e\u5f0f\u3067\u8868\u3055\u308c\u308b\u3053\u3068\u3092\u610f\u5473\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-a63a5d2293c895c25f8684ae82cefbf8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"g(x) =5x+4\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"106\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u5909\u6570\u3092\u7f6e\u304d\u63db\u3048\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059<\/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>\u306e\u305f\u3081\u306b<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-4f860e374f2a5f611e892f304ee0cc2a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x-2:\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" 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-575d7c9f8dde8d78c1dd910ba1557ee2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"g\\Big(x-2\\Big) = 5(x-2) +4= 5x-10+4 = 5x-6\" title=\"Rendered by QuickLaTeX.com\" height=\"32\" width=\"374\" style=\"vertical-align: -11px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u307e\u3060\uff1a<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-df045f4ebc5cdfdcbd99a12307235058_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{\\left(g \\circ f\\right)(x) = 5x-6}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"149\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u4e00\u65b9\u3001 <em>f<\/em>\u3067\u69cb\u6210\u3055\u308c\u308b\u95a2\u6570<em>g<\/em>\u3092\u898b\u3064\u3051\u308b\u306b\u306f\u3001\u540c\u3058\u624b\u9806\u3092\u9006\u306e\u9806\u5e8f\u3067\u5b9f\u884c\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-2e9be8f1bab4b7607441c7c1b7e3ad0c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{aligned}\\left(f \\circ g\\right)(x)&amp;= f\\Big(g(x)\\Big)\\\\[2ex]&amp;=f\\Big(5x+4\\Big)\\\\[2ex]&amp;=(5x+4)-2\\\\[2ex]&amp;=\\bm{5x+2}\\end{aligned}\" title=\"Rendered by QuickLaTeX.com\" height=\"167\" width=\"193\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u3053\u306e\u6f14\u7fd2\u3067\u306f\u3001\u7d50\u679c\u304c\u95a2\u6570\u304c\u9069\u7528\u3055\u308c\u308b\u9806\u5e8f\u306b\u4f9d\u5b58\u3059\u308b\u305f\u3081\u3001\u8907\u5408\u95a2\u6570\u304c\u53ef\u63db\u3067\u306a\u3044\u3068\u3044\u3046\u7279\u6027\u3082\u793a\u3057\u307e\u3059\u3002<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<h3 class=\"wp-block-heading\">\u6f14\u7fd2 2<\/h3>\n<p>\u6b21\u306e 2 \u3064\u306e\u95a2\u6570\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-3e7ff3894ffbafb8d56296b5b3d0a080_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle f(x) =x^2-3 \\qquad g(x)=\\frac{2x+3}{x+4}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"251\" style=\"vertical-align: -14px;\"><\/p>\n<\/p>\n<p> <em>g<\/em>\u3068\u5408\u6210\u3055\u308c\u305f\u95a2\u6570<em>f<\/em>\u306e\u5408\u6210\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-a1e321d1fe5674142070eefd17519b77_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"(g\\circ f)(x)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"72\" 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__E6F9EF\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E6F9EF\" 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\"><em>g<\/em>\u3067\u69cb\u6210\u3055\u308c\u308b\u95a2\u6570<em>f \u306f<\/em>\u3001\u6b21\u306e\u8907\u5408\u95a2\u6570\u3092\u89e3\u304f\u3053\u3068\u3092\u610f\u5473\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-cb23add9f37be01b1ebf5923aef845ff_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\left(g \\circ f\\right)(x) = g\\Big(f(x)\\Big)\" title=\"Rendered by QuickLaTeX.com\" height=\"32\" width=\"162\" style=\"vertical-align: -11px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u3057\u305f\u304c\u3063\u3066\u3001\u95a2\u6570 f(x) \u3092\u6b21\u306e\u5f0f\u3067\u7f6e\u304d\u63db\u3048\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-28b41bd35ba991a996cf3a890aaeadf8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"g\\Big(f(x)\\Big)= g\\Big(x^2-3 \\Big)\" title=\"Rendered by QuickLaTeX.com\" height=\"32\" width=\"165\" style=\"vertical-align: -11px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u305d\u3057\u3066\u4eca\u3001\u79c1\u305f\u3061\u306f\u7f6e\u304d\u63db\u3048\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\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-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>\u306e\u305f\u3081\u306b<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-ce3abcbe3e7405ea80705e3c169ae20d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^2-3\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"48\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u95a2\u6570 g(x) \u306e\u5f0f\u3067\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-bf0bb412f9088845027b57d83a91073d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{aligned}g\\Big(x^2-3\\Big)&amp;=\\cfrac{2(x^2-3)+3}{(x^2-3)+4}\\\\[2ex]&amp;=\\cfrac{2x^2-6+3}{x^2+1}\\\\[2ex]&amp;=\\cfrac{2x^2-3}{x^2+1}\\end{aligned}\" title=\"Rendered by QuickLaTeX.com\" height=\"175\" width=\"206\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u3064\u307e\u308a\u3001\u95a2\u6570\u5408\u6210\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-6d625dc7f6b8e7af0988037119d473f6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{\\left(g \\circ f\\right)(x) =} \\cfrac{\\bm{2x^2-3}}{\\bm{x^2+1}}\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"155\" style=\"vertical-align: -14px;\"><\/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 2 \u3064\u306e\u4e8c\u6b21\u95a2\u6570\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-a594c87e42327318112e78714904aa81_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle f(x) =x^2 \\qquad g(x)=g(x)= x^2-4x+8\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"314\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u6b21\u306e\u95a2\u6570\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u7d50\u679c\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-b7186993d7a14fceff2669b6d3f10585_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"(g\\circ f)(2)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"71\" 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__E6F9EF\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E6F9EF\" 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-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-706bfe49f02e183102e665a522eb803c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\left(g \\circ f\\right)(2)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"74\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u6b21\u306e\u8907\u5408\u95a2\u6570\u3092\u898b\u3064\u3051\u308b\u3053\u3068\u3067\u69cb\u6210\u3055\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-217743a7af2baefbc83e1c377f3f804f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\left(g \\circ f\\right)(2) = g\\Big(f(2)\\Big)\" title=\"Rendered by QuickLaTeX.com\" height=\"32\" width=\"160\" style=\"vertical-align: -11px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u3057\u305f\u304c\u3063\u3066\u3001\u8907\u5408\u95a2\u6570\u3092\u89e3\u304f\u305f\u3081\u306b\u3001\u6700\u521d\u306b\u8a08\u7b97\u3057\u307e\u3059<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-7bd87dc0308123b84fbe51bb86e0b009_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(2) :\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"42\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-c3421a45cc1c0ad35b18520e81ddc031_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(x)=x^2\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"75\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-671b30c79ed994c1923982d4a09d2eae_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(2)=2^2=4\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"106\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u3057\u305f\u304c\u3063\u3066\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-69585295dd3a781afd9ebde9750865bc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(2)=4 :\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"75\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-f64414212eaa56a80be0b0ac9bd1be23_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\left(g \\circ f\\right)(2) = g\\Big(f(2)\\Big) = g\\big(4\\big)\" title=\"Rendered by QuickLaTeX.com\" height=\"32\" width=\"218\" style=\"vertical-align: -11px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u3057\u305f\u304c\u3063\u3066\u3001\u8907\u5408\u95a2\u6570\u306e\u5024\u3092\u898b\u3064\u3051\u308b\u306b\u306f\u3001\u5358\u306b\u8a08\u7b97\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-e05e67fe2bbccdbd12d182052a93df62_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"g(4) :\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"41\" 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-9fc21e0e44e696ed36cd6e9a535cff09_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{aligned}\\left(g \\circ f\\right)(2)&amp;=g\\Big(f(2)\\Big)\\\\[2ex]&amp;= g\\big(4\\big)\\\\[2ex]&amp;=4^2-4\\cdot 4+8 \\\\[2ex]&amp;= 16 - 16 + 8\\\\[2ex]&amp;= 8\\end{aligned}\" title=\"Rendered by QuickLaTeX.com\" height=\"198\" width=\"198\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u8981\u7d04\u3059\u308b\u3068\u3001\u95a2\u6570\u5408\u6210\u554f\u984c\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-8d3e091b61117ac43ec8d17d4aa1d5b0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{\\left(g \\circ f\\right)(2) =8}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"107\" 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 2 \u3064\u306e\u95a2\u6570\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-0dabd181964a078fe5348b19efc168d5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle f(x)=\\frac{2x-2}{-x+7}\\qquad g(x)= x^2-1\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"256\" style=\"vertical-align: -14px;\"><\/p>\n<\/p>\n<p> x=2 \u3067<em>g<\/em>\u3068<em>f<\/em>\u3092\u5408\u6210\u3057\u305f\u7d50\u679c\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-47390afb10cf5e3de6b0ff87edeff73b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"(f\\circ g)(2)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"71\" 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__E6F9EF\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E6F9EF\" 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\u6b21\u306e\u8907\u5408\u95a2\u6570\u3092\u8a08\u7b97\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-e6de0edda1d8a4151fc88faa013a012e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\left(f \\circ g\\right)(2) = f\\Big(g(2)\\Big)\" title=\"Rendered by QuickLaTeX.com\" height=\"32\" width=\"160\" style=\"vertical-align: -11px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u305d\u308c\u3067\u3001\u6700\u521d\u306b\u898b\u3064\u3051\u307e\u3059<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-809314c764c52d861c5b9671f5139d5a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"g(2) :\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"41\" 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-c4f1e7070d6f986eac4f1483f9a30198_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"g(x)=x^2-1\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"104\" 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-94e98ec0f41ba6635ee79cf96968e7ec_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"g(2)=2^2-1=4-1 = 3\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"198\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u305d\u308c\u3067\u3001\u4f8b\u3048\u3070<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-82da28e3a6fb3ea74c8e8ef8d022b202_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"g(2)=3 :\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"73\" 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-bfe82e73b68c3b618cb0795bb6530af7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\left(f \\circ g\\right)(2) = f\\Big(g(2)\\Big) = f\\big(3\\big)\" title=\"Rendered by QuickLaTeX.com\" height=\"32\" width=\"219\" style=\"vertical-align: -11px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u3057\u305f\u304c\u3063\u3066\u3001\u8907\u5408\u95a2\u6570\u3092\u89e3\u304f\u306b\u306f\u8a08\u7b97\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-b6d1361868e53506ddeca640a71aa321_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(3) :\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"42\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-9ec461a36a477af7bc703fd48bc3d4c2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{aligned}\\left(f \\circ g\\right)(2)&amp;=f\\Big(g(2)\\Big)\\\\[2ex]&amp;= f\\big(3\\big)\\\\[2ex]&amp;=\\cfrac{2\\cdot 3-2}{-3+7}\\\\[2ex]&amp;=\\cfrac{6-2}{-3+7}\\\\[2ex]&amp;=\\cfrac{4}{4}\\\\[2ex]&amp;=1\\end{aligned}\" title=\"Rendered by QuickLaTeX.com\" height=\"305\" width=\"162\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u7d50\u8ad6\u3068\u3057\u3066\u3001\u8907\u5408\u95a2\u6570\u3092\u5b9f\u884c\u3057\u305f\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-8860734e1b816965b945b8ddf117912d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{\\left(f \\circ g\\right)(2)=1}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"106\" 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 5<\/h3>\n<p>\u6b21\u306e 3 \u3064\u306e\u95a2\u6570\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-cde9a25a0c078e5e4491aef0682310d2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(x) = x+1 \\qquad g(x)= 3x - 5\\qquad h(x) = \\sqrt{x} - 3\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"389\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u6b21\u306e 3 \u3064\u306e\u95a2\u6570\u306e\u69cb\u6210\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-2ff91e1d3fdea1de8b629e4c17cee6fb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"(h \\circ g \\circ f )(x)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"99\" 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__E6F9EF\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E6F9EF\" 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\">\u8868\u73fe<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-cf14fee9bc19b3aaefabcac820afb69b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\left(h \\circ g \\circ f\\right)(x)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"102\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u3053\u308c\u306f\u3001\u6b21\u306e\u8907\u5408\u95a2\u6570\u3092\u8a08\u7b97\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3053\u3068\u3092\u610f\u5473\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-b6525a7b5ac0a86cc710225df5ebdf7b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\left(h \\circ g \\circ f\\right)(x) = h \\bigg( g\\Big(f(x)\\Big) \\bigg)\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"225\" style=\"vertical-align: -17px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u3057\u305f\u304c\u3063\u3066\u3001\u6700\u521d\u306b\u6c7a\u5b9a\u3057\u307e\u3059<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-0efee4b8fc162ee4ee30c15f1dac01c5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"g\\Big( f(x)\\Big):\" title=\"Rendered by QuickLaTeX.com\" height=\"32\" width=\"74\" style=\"vertical-align: -11px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-a0ab9465f2aebf9fb7c81298eab5b8ca_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{aligned}g\\Big( f(x)\\Big)&amp;=g\\Big(x+1 \\Big)\\\\[2ex]&amp;= 3(x+1)-5\\\\[2ex]&amp;= 3x+3-5\\\\[2ex]&amp;= 3x-2\\end{aligned}\" title=\"Rendered by QuickLaTeX.com\" height=\"154\" width=\"181\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u305d\u3057\u3066\u4eca\u8a08\u7b97\u3057\u307e\u3059<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-0512ac0197a64c0dce8e3a14b97efd1c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"h \\bigg( g\\Big(f(x)\\Big) \\bigg)\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"98\" style=\"vertical-align: -17px;\"><\/p>\n<p>\u3002\u3053\u308c\u3092\u884c\u3046\u306b\u306f\u3001\u6b21\u304b\u3089\u898b\u3064\u304b\u3063\u305f\u5f0f\u3092\u7f6e\u304d\u63db\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-2fde695528fc22ce481c7750cd392927_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"g\\Big(f(x)\\Big)\" title=\"Rendered by QuickLaTeX.com\" height=\"32\" width=\"62\" style=\"vertical-align: -11px;\"><\/p>\n<p>\u304c\u73fe\u308c\u308b\u3068\u3053\u308d<\/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>\u95a2\u6570\u5185\u3067<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-240be4d8f4d59436eb46fefb7d2f7633_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"h(x):\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"43\" 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-89fbb7189eaf2dd3c622466c7313806d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{aligned}h \\bigg( g\\Big(f(x)\\Big) \\bigg)&amp;= h \\bigg(3x-2\\bigg)\\\\[2ex]&amp;= \\sqrt{3x-2} - 3\\end{aligned}\" title=\"Rendered by QuickLaTeX.com\" height=\"83\" width=\"220\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u8907\u5408\u95a2\u6570\u3092\u3053\u308c\u4ee5\u4e0a\u5358\u7d14\u5316\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u3057\u305f\u304c\u3063\u3066\u30013 \u3064\u306e\u95a2\u6570\u3092\u5408\u6210\u3059\u308b\u3068\u3001\u7121\u7406\u95a2\u6570\u304c\u751f\u6210\u3055\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-d3d99aa6d620db9304fa7121387dfd95_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{\\left(h \\circ g \\circ f\\right)(x) =\\sqrt{3x-2} - 3 }\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"222\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u8907\u5408\u95a2\u6570\uff08\u307e\u305f\u306f\u95a2\u6570\u306e\u5408\u6210\uff09\u3068\u306f\u4f55\u304b\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u8907\u5408\u95a2\u6570\u306e\u3044\u304f\u3064\u304b\u306e\u4f8b\u3068\u3001\u3053\u306e\u30bf\u30a4\u30d7\u306e\u95a2\u6570\u306e\u5b9a\u7fa9\u57df\u304c\u3069\u306e\u3088\u3046\u306b\u8a08\u7b97\u3055\u308c\u308b\u304b\u3092\u898b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u6700\u5f8c\u306b\u3001\u95a2\u6570\u5408\u6210\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u3068\u3044\u304f\u3064\u304b\u306e\u30b9\u30c6\u30c3 &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/mathority.org\/ja\/%e9%96%a2%e6%95%b0%e3%81%ae%e5%90%88%e6%88%90-%e8%a4%87%e5%90%88%e9%96%a2%e6%95%b0\/\"> <span class=\"screen-reader-text\">\u95a2\u6570\u306e\u5408\u6210\uff08\u8907\u5408\u95a2\u6570\uff09<\/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-15","post","type-post","status-publish","format-standard","hentry","category-17"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u25b7 \u95a2\u6570\u306e\u5408\u6210\uff08\u307e\u305f\u306f\u8907\u5408\u95a2\u6570\uff09<\/title>\n<meta name=\"description\" content=\"\u95a2\u6570\u306e\u69cb\u6210\uff08\u307e\u305f\u306f\u8907\u5408\u95a2\u6570\uff09\u3068\u306f\u4f55\u304b\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002 \u2705\u95a2\u6570\u306e\u69cb\u6210\u306b\u95a2\u3059\u308b\u89e3\u6c7a\u6e08\u307f\u6f14\u7fd2\u4ed8\u304d\u3002 \u2705\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mathority.org\/ja\/\u95a2\u6570\u306e\u5408\u6210-\u8907\u5408\u95a2\u6570\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u25b7 \u95a2\u6570\u306e\u5408\u6210\uff08\u307e\u305f\u306f\u8907\u5408\u95a2\u6570\uff09\" \/>\n<meta property=\"og:description\" content=\"\u95a2\u6570\u306e\u69cb\u6210\uff08\u307e\u305f\u306f\u8907\u5408\u95a2\u6570\uff09\u3068\u306f\u4f55\u304b\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002 \u2705\u95a2\u6570\u306e\u69cb\u6210\u306b\u95a2\u3059\u308b\u89e3\u6c7a\u6e08\u307f\u6f14\u7fd2\u4ed8\u304d\u3002 \u2705\" \/>\n<meta property=\"og:url\" content=\"https:\/\/mathority.org\/ja\/\u95a2\u6570\u306e\u5408\u6210-\u8907\u5408\u95a2\u6570\/\" \/>\n<meta property=\"article:published_time\" content=\"2023-09-17T11:10:24+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/composition-des-fonctions.webp\" \/>\n<meta name=\"author\" content=\"B1oN0W1@L5\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u57f7\u7b46\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"B1oN0W1@L5\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/mathority.org\/ja\/%e9%96%a2%e6%95%b0%e3%81%ae%e5%90%88%e6%88%90-%e8%a4%87%e5%90%88%e9%96%a2%e6%95%b0\/\",\"url\":\"https:\/\/mathority.org\/ja\/%e9%96%a2%e6%95%b0%e3%81%ae%e5%90%88%e6%88%90-%e8%a4%87%e5%90%88%e9%96%a2%e6%95%b0\/\",\"name\":\"\u25b7 \u95a2\u6570\u306e\u5408\u6210\uff08\u307e\u305f\u306f\u8907\u5408\u95a2\u6570\uff09\",\"isPartOf\":{\"@id\":\"https:\/\/mathority.org\/ja\/#website\"},\"datePublished\":\"2023-09-17T11:10:24+00:00\",\"dateModified\":\"2023-09-17T11:10:24+00:00\",\"author\":{\"@id\":\"https:\/\/mathority.org\/ja\/#\/schema\/person\/c5d030d51df9fedd3b375fd3c5be378e\"},\"description\":\"\u95a2\u6570\u306e\u69cb\u6210\uff08\u307e\u305f\u306f\u8907\u5408\u95a2\u6570\uff09\u3068\u306f\u4f55\u304b\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002 \u2705\u95a2\u6570\u306e\u69cb\u6210\u306b\u95a2\u3059\u308b\u89e3\u6c7a\u6e08\u307f\u6f14\u7fd2\u4ed8\u304d\u3002 \u2705\",\"breadcrumb\":{\"@id\":\"https:\/\/mathority.org\/ja\/%e9%96%a2%e6%95%b0%e3%81%ae%e5%90%88%e6%88%90-%e8%a4%87%e5%90%88%e9%96%a2%e6%95%b0\/#breadcrumb\"},\"inLanguage\":\"ja\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/mathority.org\/ja\/%e9%96%a2%e6%95%b0%e3%81%ae%e5%90%88%e6%88%90-%e8%a4%87%e5%90%88%e9%96%a2%e6%95%b0\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/mathority.org\/ja\/%e9%96%a2%e6%95%b0%e3%81%ae%e5%90%88%e6%88%90-%e8%a4%87%e5%90%88%e9%96%a2%e6%95%b0\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/mathority.org\/ja\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\u95a2\u6570\u306e\u5408\u6210\uff08\u8907\u5408\u95a2\u6570\uff09\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/mathority.org\/ja\/#website\",\"url\":\"https:\/\/mathority.org\/ja\/\",\"name\":\"\",\"description\":\"\u597d\u5947\u5fc3\u3068\u8a08\u7b97\u304c\u51fa\u4f1a\u3046\u5834\u6240 !\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/mathority.org\/ja\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"ja\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/mathority.org\/ja\/#\/schema\/person\/c5d030d51df9fedd3b375fd3c5be378e\",\"name\":\"B1oN0W1@L5\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\/\/mathority.org\/ja\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/8a35e4c8616d1c34c03ca02862b580f4372c5650665668489db53a09579bbc4f?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/8a35e4c8616d1c34c03ca02862b580f4372c5650665668489db53a09579bbc4f?s=96&d=mm&r=g\",\"caption\":\"B1oN0W1@L5\"},\"sameAs\":[\"http:\/\/mathority.org\/ja\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"\u25b7 \u95a2\u6570\u306e\u5408\u6210\uff08\u307e\u305f\u306f\u8907\u5408\u95a2\u6570\uff09","description":"\u95a2\u6570\u306e\u69cb\u6210\uff08\u307e\u305f\u306f\u8907\u5408\u95a2\u6570\uff09\u3068\u306f\u4f55\u304b\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002 \u2705\u95a2\u6570\u306e\u69cb\u6210\u306b\u95a2\u3059\u308b\u89e3\u6c7a\u6e08\u307f\u6f14\u7fd2\u4ed8\u304d\u3002 \u2705","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/mathority.org\/ja\/\u95a2\u6570\u306e\u5408\u6210-\u8907\u5408\u95a2\u6570\/","og_locale":"ja_JP","og_type":"article","og_title":"\u25b7 \u95a2\u6570\u306e\u5408\u6210\uff08\u307e\u305f\u306f\u8907\u5408\u95a2\u6570\uff09","og_description":"\u95a2\u6570\u306e\u69cb\u6210\uff08\u307e\u305f\u306f\u8907\u5408\u95a2\u6570\uff09\u3068\u306f\u4f55\u304b\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002 \u2705\u95a2\u6570\u306e\u69cb\u6210\u306b\u95a2\u3059\u308b\u89e3\u6c7a\u6e08\u307f\u6f14\u7fd2\u4ed8\u304d\u3002 \u2705","og_url":"https:\/\/mathority.org\/ja\/\u95a2\u6570\u306e\u5408\u6210-\u8907\u5408\u95a2\u6570\/","article_published_time":"2023-09-17T11:10:24+00:00","og_image":[{"url":"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/composition-des-fonctions.webp"}],"author":"B1oN0W1@L5","twitter_card":"summary_large_image","twitter_misc":{"\u57f7\u7b46\u8005":"B1oN0W1@L5"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/mathority.org\/ja\/%e9%96%a2%e6%95%b0%e3%81%ae%e5%90%88%e6%88%90-%e8%a4%87%e5%90%88%e9%96%a2%e6%95%b0\/","url":"https:\/\/mathority.org\/ja\/%e9%96%a2%e6%95%b0%e3%81%ae%e5%90%88%e6%88%90-%e8%a4%87%e5%90%88%e9%96%a2%e6%95%b0\/","name":"\u25b7 \u95a2\u6570\u306e\u5408\u6210\uff08\u307e\u305f\u306f\u8907\u5408\u95a2\u6570\uff09","isPartOf":{"@id":"https:\/\/mathority.org\/ja\/#website"},"datePublished":"2023-09-17T11:10:24+00:00","dateModified":"2023-09-17T11:10:24+00:00","author":{"@id":"https:\/\/mathority.org\/ja\/#\/schema\/person\/c5d030d51df9fedd3b375fd3c5be378e"},"description":"\u95a2\u6570\u306e\u69cb\u6210\uff08\u307e\u305f\u306f\u8907\u5408\u95a2\u6570\uff09\u3068\u306f\u4f55\u304b\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002 \u2705\u95a2\u6570\u306e\u69cb\u6210\u306b\u95a2\u3059\u308b\u89e3\u6c7a\u6e08\u307f\u6f14\u7fd2\u4ed8\u304d\u3002 \u2705","breadcrumb":{"@id":"https:\/\/mathority.org\/ja\/%e9%96%a2%e6%95%b0%e3%81%ae%e5%90%88%e6%88%90-%e8%a4%87%e5%90%88%e9%96%a2%e6%95%b0\/#breadcrumb"},"inLanguage":"ja","potentialAction":[{"@type":"ReadAction","target":["https:\/\/mathority.org\/ja\/%e9%96%a2%e6%95%b0%e3%81%ae%e5%90%88%e6%88%90-%e8%a4%87%e5%90%88%e9%96%a2%e6%95%b0\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/mathority.org\/ja\/%e9%96%a2%e6%95%b0%e3%81%ae%e5%90%88%e6%88%90-%e8%a4%87%e5%90%88%e9%96%a2%e6%95%b0\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/mathority.org\/ja\/"},{"@type":"ListItem","position":2,"name":"\u95a2\u6570\u306e\u5408\u6210\uff08\u8907\u5408\u95a2\u6570\uff09"}]},{"@type":"WebSite","@id":"https:\/\/mathority.org\/ja\/#website","url":"https:\/\/mathority.org\/ja\/","name":"","description":"\u597d\u5947\u5fc3\u3068\u8a08\u7b97\u304c\u51fa\u4f1a\u3046\u5834\u6240 !","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/mathority.org\/ja\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"ja"},{"@type":"Person","@id":"https:\/\/mathority.org\/ja\/#\/schema\/person\/c5d030d51df9fedd3b375fd3c5be378e","name":"B1oN0W1@L5","image":{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/mathority.org\/ja\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/8a35e4c8616d1c34c03ca02862b580f4372c5650665668489db53a09579bbc4f?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/8a35e4c8616d1c34c03ca02862b580f4372c5650665668489db53a09579bbc4f?s=96&d=mm&r=g","caption":"B1oN0W1@L5"},"sameAs":["http:\/\/mathority.org\/ja"]}]}},"yoast_meta":{"yoast_wpseo_title":"","yoast_wpseo_metadesc":"","yoast_wpseo_canonical":""},"_links":{"self":[{"href":"https:\/\/mathority.org\/ja\/wp-json\/wp\/v2\/posts\/15","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mathority.org\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mathority.org\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mathority.org\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mathority.org\/ja\/wp-json\/wp\/v2\/comments?post=15"}],"version-history":[{"count":0,"href":"https:\/\/mathority.org\/ja\/wp-json\/wp\/v2\/posts\/15\/revisions"}],"wp:attachment":[{"href":"https:\/\/mathority.org\/ja\/wp-json\/wp\/v2\/media?parent=15"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mathority.org\/ja\/wp-json\/wp\/v2\/categories?post=15"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mathority.org\/ja\/wp-json\/wp\/v2\/tags?post=15"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}