{"id":612,"date":"2020-07-07T11:33:37","date_gmt":"2020-07-07T02:33:37","guid":{"rendered":"https:\/\/teno-hira.com\/media\/?p=612"},"modified":"2023-07-30T20:25:03","modified_gmt":"2023-07-30T11:25:03","slug":"%e5%b9%b3%e6%96%b9%e5%ae%8c%e6%88%90%e3%81%ae%e5%9f%ba%e6%9c%ac%e7%9a%84%e3%81%aa%e6%89%8b%e9%a0%86%ef%bc%8b%e9%80%94%e4%b8%ad%e5%bc%8f%e3%81%a8%e3%83%9f%e3%82%b9%e3%82%92%e6%b8%9b%e3%82%89%e3%81%99","status":"publish","type":"post","link":"https:\/\/teno-hira.com\/media\/?p=612","title":{"rendered":"\u5e73\u65b9\u5b8c\u6210\u309210\u79d2\u3067\u7d42\u308f\u3089\u305b\u308b\u30b3\u30c4\u3068\u65b9\u6cd5\uff5c\u57fa\u672c\uff0b\u7c21\u5358\u306a\u3084\u308a\u65b9\u3092\u89e3\u8aac"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/teno-hira.com\/media\/wp-content\/uploads\/2020\/07\/nurseman_tehe.png\" alt=\"\" width=\"226\" height=\"307\" class=\" wp-image-671 alignleft\" \/><\/p>\n<div class=\"sc_frame_wrap solid custom\">\n<div class=\"sc_frame \" style=\"border-color: #efefef; background-color: #efefef; color: #333;\"><strong>\u6570\u5b66\u304c\u82e6\u624b\u306a\u9ad8\u68211\u5e74\u751f\u300c<\/strong>\u5e73\u65b9\u5b8c\u6210\u304c\u82e6\u624b\u3067\u3059\uff01\u624b\u9806\u304c\u3084\u3084\u3053\u3057\u304f\u3066\u8a08\u7b97\u304c\u5897\u3048\u308b\u3057\u3001\u5206\u6570\u304c\u5165\u3063\u3066\u304f\u308b\u3068\u6ce3\u304d\u305f\u304f\u306a\u308a\u307e\u3059\u3002\u5e73\u65b9\u5b8c\u6210\u306e\u57fa\u672c\u7684\u306a\u3084\u308a\u65b9\u3068\u3001\u7c21\u5358\u306a\u3084\u308a\u65b9\u30925\u5206\u4ee5\u5185\u306b\u6559\u3048\u3066\u304f\u3060\u3055\u3044\uff01<strong>\u300d<\/strong><\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u3053\u3093\u306a\u7591\u554f\u3092\u89e3\u6c7a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<div class=\"sc_designlist li fa_check blue\" id=\"table-teniis\">\n<ul>\n<li><span style=\"font-size: 14pt;\"><strong>\u672c\u65e5\u306e\u6388\u696d\u30c6\u30fc\u30de<\/strong><\/span><\/li>\n<\/ul>\n<\/div>\n<div class=\"sc_frame_wrap solid custom\" id=\"table-oneto\">\n<div class=\"sc_frame shadow \" style=\"border-color: #e6f8ff; background-color: #e6f8ff; color: #333;\"><strong>\u5e73\u65b9\u5b8c\u6210\u309210\u79d2\u3067\u7d42\u308f\u3089\u305b\u308b\u30b3\u30c4\u3068\u65b9\u6cd5\uff5c\u57fa\u672c\uff0b\u7c21\u5358\u306a\u3084\u308a\u65b9\u3092\u89e3\u8aac<\/strong><\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<div class=\"sc_designlist li fa_check blue\">\n<ul>\n<li><span style=\"font-size: 14pt;\"><strong>\u672c\u65e5\u306e\u6388\u696d\u5185\u5bb9<\/strong><\/span><\/li>\n<\/ul>\n<\/div>\n<div class=\"sc_frame_wrap solid custom\">\n<div class=\"sc_frame shadow \" style=\"border-color: #e6f8ff; background-color: #e6f8ff; color: #333;\">\n<ol>\n<li><a href=\"https:\/\/teno-hira.com\/media\/?p=612#h2-1\"><strong>\u5e73\u65b9\u5b8c\u6210\u309210\u79d2\u3067\u7d42\u308f\u3089\u305b\u308b\u30b3\u30c4\uff5c\u9014\u4e2d\u5f0f\u3092\u6e1b\u3089\u305d\u3046<\/strong><\/a><\/li>\n<li><a href=\"https:\/\/teno-hira.com\/media\/?p=612#h2-2\"><strong>\u57fa\u672c\u7684\u306a\u5e73\u65b9\u5b8c\u6210\u306e\u624b\u9806\uff5c\u4f8b\u984c\u3068\u4e00\u7dd2\u306b\u89e3\u8aac<\/strong><\/a><\/li>\n<li><a href=\"https:\/\/teno-hira.com\/media\/?p=612#h2-4\"><strong>\u5e73\u65b9\u5b8c\u6210\u3092\u30de\u30b9\u30bf\u30fc\u3067\u304d\u308b3\u3064\u306e\u7df4\u7fd2\u554f\u984c<\/strong><\/a><\/li>\n<\/ol>\n<p>\u203b\u30ea\u30f3\u30af\u3092\u30af\u30ea\u30c3\u30af\u3059\u308c\u3070\u5404\u9805\u76ee\u3078\u30b8\u30e3\u30f3\u30d7\u3067\u304d\u307e\u3059<\/p>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<p><strong>\u65e9\u304f\u77e5\u308a\u305f\u3044\u65b9\u304c\u591a\u3044\u3068\u601d\u3046\u306e\u3067\u3001\u307e\u305a\u306f\u300c\u5e73\u65b9\u5b8c\u6210\u309210\u79d2\u3067\u7d42\u308f\u3089\u305b\u308b\u30b3\u30c4\u300d\u304b\u3089\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/strong><\/p>\n<p>\u305f\u3060\u3001\u3053\u308c\u306f\u300c\u88cf\u30ef\u30b6\u300d\u306b\u8fd1\u3044\u624b\u6cd5\u306a\u306e\u3067\u3001\u672c\u8a18\u4e8b\u3092\u3057\u3063\u304b\u308a\u3068\u6700\u5f8c\u307e\u3067\u8aad\u3093\u3067\u300c\u672c\u6765\u306e\u5e73\u65b9\u5b8c\u6210\u306e\u624b\u9806\u300d\u3082\u7406\u89e3\u3057\u3066\u5e30\u3063\u3066\u304f\u3060\u3055\u3044\u306d\u3002<\/p>\n<p>&nbsp;<\/p>\n<p><strong>\u305d\u308c\u3067\u306f\u3001\u30ec\u30c3\u30c4\u30b4\u30fc\u30c3\uff01<\/strong><\/p>\n<p>&nbsp;<\/p>\n<div class=\"sc_toggle_box\">\n<div class=\"sc_toggle_title\"><strong>\u3053\u306e\u8a18\u4e8b\u3092\u66f8\u3044\u305f\u306e\u306f\u8ab0\uff1f<\/strong><\/div>\n<div class=\"sc_toggle_content\">\n<p><strong>\u3053\u306e\u8a18\u4e8b\u3092\u66f8\u3044\u3066\u3044\u308b\u79c1\u306f\u3001\u53d7\u9a13\u6307\u5c0e\u6b748\u5e74\u306e\u73fe\u5f79\u587e\u8b1b\u5e2b\u3067\u3059\u3002<\/strong><\/p>\n<p>\u51fa\u8eab\u306f\u5ca9\u624b\u770c\u3067\u3001\u7acb\u547d\u9928\u5927\u5b66\u306b\u9032\u5b66\u30fb\u5352\u696d\u3057\u305f\u5f8c\u3001\u5927\u624b\u587e\u8b1b\u5e2b\u3068\u3057\u3066200\u4eba\u4ee5\u4e0a\u306e\u4e2d\u9ad8\u751f\u306e\u52c9\u5f37\u76f8\u8ac7\u306b\u7b54\u3048\u3066\u304d\u307e\u3057\u305f\u3002<\/p>\n<\/div>\n<\/div>\n<h2>\u00a0\u00a0\u5e73\u65b9\u5b8c\u6210\u309210\u79d2\u3067\u7d42\u308f\u3089\u305b\u308b\u3084\u308a\u65b9\u3068\u30b3\u30c4<\/h2>\n<div class=\"voice clearfix left n_bottom\">\n<div class=\"icon\">\n<p><img decoding=\"async\" data-src=\"https:\/\/teno-hira.com\/media\/wp-content\/uploads\/2020\/06\/nurseman_question.png\" class=\"lazyload\" \/><\/p>\n<div class=\"name\">\u304e\u3082\u3093\u541b<\/div>\n<\/div>\n<div class=\"text sc_balloon left white\">\u5e73\u65b9\u5b8c\u6210\u304c10\u79d2\u3067\u7d42\u308f\u308b\uff01\uff1f<\/div>\n<\/div>\n<div class=\"voice clearfix right n_bottom\">\n<div class=\"icon\">\n<p><img decoding=\"async\" data-src=\"https:\/\/teno-hira.com\/media\/wp-content\/uploads\/2020\/06\/3588888-768x768-1.jpg\" class=\"lazyload\" \/><\/p>\n<div class=\"name\">\u3066\u306e\u3072\u3089\u5148\u751f<\/div>\n<\/div>\n<div class=\"text sc_balloon right white\">\u3068\u3001\u9a5a\u3044\u305f\u65b9\u3082\u5c11\u306a\u304f\u306a\u3044\u306f\u305a\u3002<br \/>\n\u7d50\u8ad6\u304b\u3089\u3044\u3063\u3066\u3001\u7d42\u308f\u308a\u307e\u3059\u3002<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<p>\u3084\u308a\u65b9\u306f\u30ab\u30f3\u30bf\u30f3\u3067\u3001\u6b21\u306e\u901a\u308a\u3002<\/p>\n<p>&nbsp;<\/p>\n<div class=\"sc_designlist li fa_check blue\">\n<ul>\n<li><span style=\"font-size: 14pt;\"><strong>10\u79d2\u3067\u5e73\u65b9\u5b8c\u6210\u3059\u308b\u3084\u308a\u65b9\u3068\u30b3\u30c4<\/strong><\/span><\/li>\n<\/ul>\n<\/div>\n<div class=\"sc_frame_wrap solid custom\">\n<div class=\"sc_frame shadow \" style=\"border-color: #e6f8ff; background-color: #e6f8ff; color: #333;\">\n<ul><\/ul>\n<ol>\n<li><strong>$x\u00b2$ \u306e\u4fc2\u6570\u306e\u9006\u6570\u3068\u3001$x$ \u306e\u4fc2\u6570\u306e\u534a\u5206\u3092\u639b\u3051\u308b<\/strong><br \/>\n<strong>\u2192$()$ \u306e\u4e2d\u306b\u66f8\u304d\u8fbc\u3080<\/strong><\/li>\n<li><strong>$x$ \u306e\u4fc2\u6570\u306e\u534a\u5206\u3068\u3001$()$ \u306e\u4e2d\u306e\u6570\u5b57\u3092\u639b\u3051\u308b<br \/>\n\u2192\u5b9a\u6570\u9805\u3068\u5f15\u304d\u7b97\u3059\u308b<\/strong><\/li>\n<\/ol>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<div class=\"sc_frame_wrap solid custom\">\n<div class=\"sc_frame \" style=\"border-color: black; background-color: #ffffff; color: #000000;\">\n<p>\u6700\u521d\u306f\u6587\u5b57\u5f0f\u3067\u8003\u3048\u3066\u307f\u3088\u3046\u3002$$y=ax\u00b2+bx+c$$<\/p>\n<p>\u4e8b\u524d\u306b\u5e73\u65b9\u5b8c\u6210\u306e\u5b8c\u6210\u5f62\u3092\u4f5c\u3063\u3066\u304a\u304f\u3002<\/p>\n<p>$$=a(x\u30fb\u30fb\u30fb)\u00b2+c$$<\/p>\n<p>$$\u30fb\u30fb\u30fb\u306f\u7a7a\u6b04\u306e\u610f\u5473$$<\/p>\n<p>&nbsp;<\/p>\n<p>\u7b2c\u4e00\u306b\u3001$x\u00b2$ \u306e\u4fc2\u6570\u306e\u9006\u6570\u3068 $x$ \u306e\u4fc2\u6570\u306e\u534a\u5206\u3092\u639b\u3051\u308b\u3002<\/p>\n<p>$$\\dfrac{1}{a}\u00d7\\dfrac{b}{2}$$<\/p>\n<p>$$\\dfrac{b}{2a}$$<\/p>\n<p>&nbsp;<\/p>\n<p>\u305d\u306e\u7d50\u679c\u3092\u3001\u5b8c\u6210\u5f62\u306e $()$ \u306e\u4e2d\u306b\u66f8\u304d\u8fbc\u3080\u3068\u3001<\/p>\n<p>$$=a\\left(x\\color{red}+\\dfrac{b}{2a}\\color{black}\\right)^2+c$$<\/p>\n<p>&nbsp;<\/p>\n<p>\u7b2c\u4e8c\u306b\u3001$x$ \u306e\u4fc2\u6570\u306e\u534a\u5206\u3068 $()$ \u306e\u4e2d\u306e\u6570\u5b57\u3092\u639b\u3051\u308b<\/p>\n<p>$$\\dfrac{b}{2}\u00d7\\dfrac{b}{2a}$$<\/p>\n<p>$$\\dfrac{b\u00b2}{4a}$$<\/p>\n<p>&nbsp;<\/p>\n<p>\u305d\u308c\u3092\u5b9a\u6570\u9805\u3068\u5f15\u304d\u7b97\u3059\u308b\u3068<\/p>\n<p>$$=a\\left(x+\\dfrac{b}{2a}\\right)^2\\color{red}+c-\\dfrac{b\u00b2}{4a}$$<\/p>\n<p>$$a\\left(x+\\dfrac{b}{2a}\\right)^2\\color{red}-\\dfrac{b\u00b2}{4a}+c$$<\/p>\n<p>$$=a\\left(x+\\dfrac{b}{2a}\\right)^2-\\dfrac{b\u00b2-4ac}{4a}$$<\/p>\n<p>&nbsp;<\/p>\n<p>\u6700\u5f8c\u306e\u884c\u306e\u5f0f\u306f\u3001\u305d\u306e\u307e\u307e\u300c\u5e73\u65b9\u5b8c\u6210\u306e\u516c\u5f0f\u300d\u3068\u3057\u3066\u3082\u5229\u7528\u3067\u304d\u3001\u4ee5\u4e0a\u306e\u8a08\u7b97\u304c\u6b63\u3057\u3044\u3053\u3068\u304c\u5206\u304b\u308b\u3002<\/p>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<div class=\"sc_designlist li fa_check blue\">\n<ul>\n<li><strong>\u5e73\u65b9\u5b8c\u6210\u306e\u516c\u5f0f<\/strong><\/li>\n<\/ul>\n<\/div>\n<div class=\"sc_frame_wrap solid custom\">\n<div class=\"sc_frame \" style=\"border-color: #e6f8ff; background-color: #e6f8ff; color: #333;\">\n<p>$y=ax\u00b2+bx+c$ \u3092\u5e73\u65b9\u5b8c\u6210\u3059\u308b\u3068<\/p>\n<p>$y=a\\left(x+\\dfrac{b}{2a}\\right)^2-\\dfrac{b\u00b2-4ac}{4a}$ \u3068\u306a\u308a\u3001<\/p>\n<p>\u3053\u306e\u3068\u304d $\\left(-\\dfrac{b}{2a},-\\dfrac{b\u00b2-4ac}{4a}\\right)$ \u304c\u9802\u70b9\u3068\u306a\u308b\u3002<\/p>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<div class=\"sc_frame_wrap solid custom\">\n<div class=\"sc_frame \" style=\"border-color: #000000; background-color: #ffffff; color: #000000;\">\n<p>\u3058\u3083\u3042\u6b21\u306f\u3001\u5b9f\u6570\u3092\u4f7f\u3063\u3066\u3084\u3063\u3066\u307f\u3088\u3046\u3002$$y=2x\u00b2+4x+3$$<\/p>\n<p>&nbsp;<\/p>\n<p>\u4e8b\u524d\u306b\u5e73\u65b9\u5b8c\u6210\u306e\u5b8c\u6210\u5f62\u3092\u4f5c\u3063\u3066\u304a\u304f\u3002<\/p>\n<p>$$=2(x\u30fb\u30fb\u30fb)\u00b2+3$$<\/p>\n<p>$$\u30fb\u30fb\u30fb\u306f\u7a7a\u6b04\u306e\u610f\u5473$$<\/p>\n<p>&nbsp;<\/p>\n<p>\u7b2c\u4e00\u306b\u3001$x\u00b2$ \u306e\u4fc2\u6570\u306e\u9006\u6570\u3068 $x$ \u306e\u4fc2\u6570\u306e\u534a\u5206\u3092\u639b\u3051\u308b\u3002<\/p>\n<p>$$\\dfrac{1}{2}\u00d7\\dfrac{4}{2}$$<\/p>\n<p>$$1$$<\/p>\n<p>&nbsp;<\/p>\n<p>\u305d\u306e\u7d50\u679c\u3092\u3001\u5b8c\u6210\u5f62\u306e $()$ \u306e\u4e2d\u306b\u66f8\u304d\u8fbc\u3080\u3068\u3001<\/p>\n<p>$$=2\\left(x\\color{red}+1\\color{black}\\right)^2+3$$<\/p>\n<p>&nbsp;<\/p>\n<p>\u7b2c\u4e8c\u306b\u3001$x$ \u306e\u4fc2\u6570\u306e\u534a\u5206\u3068 $()$ \u306e\u4e2d\u306e\u6570\u5b57\u3092\u639b\u3051\u308b<\/p>\n<p>$$\\dfrac{4}{2}\u00d71$$<\/p>\n<p>$$2$$<\/p>\n<p>&nbsp;<\/p>\n<p>\u305d\u308c\u3092\u5b9a\u6570\u9805\u3068\u5f15\u304d\u7b97\u3059\u308b\u3068<\/p>\n<p>$$=2\\left(x+1\\right)^2\\color{red}+3-2$$<\/p>\n<p>$$=2\\left(x+1\\right)^2+1$$<\/p>\n<p>&nbsp;<\/p>\n<p><strong>\u4ee5\u4e0a\u304c\u3001\u5e73\u65b9\u5b8c\u6210\u306e\u88cf\u30ef\u30b6\u7684\u3084\u308a\u65b9\u3060\u3002<\/strong><\/p>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<p>\u305c\u3072\u3001\u3044\u3063\u305f\u3093\u3053\u3053\u3067\u30b9\u30af\u30ed\u30fc\u30eb\u3092\u6b62\u3081\u3066\u3001\u5b9f\u969b\u306b\u624b\u3092\u52d5\u304b\u3057\u306a\u304c\u3089\u3053\u306e\u88cf\u30ef\u30b6\u3092\u8a66\u3057\u3066\u307f\u3066\u307b\u3057\u3044\u3002<\/p>\n<p>\u540c\u3058\u554f\u984c\u3067\u3044\u3044\u304b\u3089\u30013~5\u56de\u307b\u3069\u3053\u306e\u65b9\u6cd5\u3067\u5e73\u65b9\u5b8c\u6210\u3059\u308c\u3070\u3001\u3053\u306e\u624b\u6cd5\u306e\u697d\u3055\u306b\u6c17\u304c\u4ed8\u3051\u308b\u306f\u305a\u3060\u3002<\/p>\n<p>&nbsp;<\/p>\n<p><strong>\u6163\u308c\u308c\u3070\u5e73\u574710\u79d2\u307b\u3069\u3067\u3001\u5e73\u65b9\u5b8c\u6210\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308b\u3002<\/strong><\/p>\n<p>&nbsp;<br \/>\n&nbsp;<\/p>\n<h2 id=\"h2-2\">\u57fa\u672c\u7684\u306a\u5e73\u65b9\u5b8c\u6210\u306e\u624b\u9806\u3068\u30b3\u30c4\uff5c\u6587\u5b57\u5f0f\u3092\u4f7f\u3063\u3066\u89e3\u8aac<\/h2>\n<p>&nbsp;<\/p>\n<p>\u3055\u3066\u3001\u3053\u3053\u304b\u3089\u306f\u300c\u57fa\u672c\u7684\u306a\u5e73\u65b9\u5b8c\u6210\u306e\u624b\u9806\u3068\u30b3\u30c4\u300d\u306b\u3064\u3044\u3066\u89e3\u8aac\u3059\u308b\u3002<\/p>\n<p>\u524d\u7ae0\u3067\u7d39\u4ecb\u3057\u305f\u88cf\u30ef\u30b6\u306f\u3001\u3042\u304f\u307e\u3067\u3082\u300c\u65e9\u304f\u8a08\u7b97\u3059\u308b\u30c6\u30af\u30cb\u30c3\u30af\u300d\u306b\u904e\u304e\u305a\u3001\u5e73\u65b9\u5b8c\u6210\u306e\u672c\u8cea\u306f\u898b\u3048\u3066\u3053\u306a\u3044\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u738b\u9053\u3042\u3063\u3066\u306e\u88cf\u9053\u306a\u306e\u3060\u304b\u3089\u3001\u3057\u3063\u304b\u308a\u3068\u57fa\u672c\u306e\u89e3\u304d\u65b9\u3082\u30de\u30b9\u30bf\u30fc\u3057\u3088\u3046\uff01<\/p>\n<p>&nbsp;<\/p>\n<div class=\"sc_designlist li fa_check blue\">\n<ul>\n<li><span style=\"font-size: 14pt;\"><strong>\u57fa\u672c\u7684\u306a\u5e73\u65b9\u5b8c\u6210\u306e\u624b\u9806\u3068\u30b3\u30c4<\/strong><\/span><\/li>\n<\/ul>\n<\/div>\n<div class=\"sc_frame_wrap solid custom\">\n<div class=\"sc_frame shadow \" style=\"border-color: #e6f8ff; background-color: #e6f8ff; color: #333;\">\n<ul>\n<li><b>\u305d\u306e\u2460\uff1a<a href=\"https:\/\/teno-hira.com\/media\/?p=612#h2-h3-1\">\u6587\u5b57\u5f0f\u3067\u5e73\u65b9\u5b8c\u6210\u306e\u516c\u5f0f\u3092\u4f5c\u308d\u3046<\/a><\/b><\/li>\n<li><strong>\u305d\u306e\u2461\uff1a<a href=\"https:\/\/teno-hira.com\/media\/?p=612#h2-h3-2\">\u4f8b\u984c\u3092\u4f7f\u3063\u3066\u5e73\u65b9\u5b8c\u6210\u3092\u5b9f\u8df5\u3057\u3088\u3046<\/a><\/strong><\/li>\n<\/ul>\n<p>\u203b\u30ea\u30f3\u30af\u3092\u30af\u30ea\u30c3\u30af\u3059\u308c\u3070\u7df4\u7fd2\u554f\u984c\u3078\u30b8\u30e3\u30f3\u30d7\u3067\u304d\u307e\u3059<\/p>\n<\/div>\n<\/div>\n<h3 id=\"h2-h3-1\">\u305d\u306e\u2460\uff1a\u6587\u5b57\u5f0f\u3067\u5e73\u65b9\u5b8c\u6210\u306e\u516c\u5f0f\u3092\u4f5c\u308d\u3046\uff01<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" data-src=\"https:\/\/teno-hira.com\/media\/wp-content\/uploads\/2020\/07\/zheihou1.png\" alt=\"\" width=\"718\" height=\"404\" class=\"aligncenter wp-image-674 lazyload\" data-srcset=\"https:\/\/teno-hira.com\/media\/wp-content\/uploads\/2020\/07\/zheihou1.png 891w, https:\/\/teno-hira.com\/media\/wp-content\/uploads\/2020\/07\/zheihou1-768x432.png 768w\" data-sizes=\"auto, (max-width: 718px) 100vw, 718px\" \/><\/p>\n<div class=\"sc_frame_wrap solid custom\">\n<div class=\"sc_frame \" style=\"border-color: #000000; background-color: #ffffff; color: #000000;\">\n<p>\u307e\u305a\u306f $x\u00b2$ \u306e\u4fc2\u6570 $a$ \u3067\u3001$ax\u00b2+bx$ \u3092\u304f\u304f\u308b\u3002$$y=a\\left(x\u00b2+\\dfrac{b}{a}x\\right)+c$$<\/p>\n<p>&nbsp;<\/p>\n<p>\u6b21\u306b $x$ \u306e\u4fc2\u6570\u3067\u3042\u308b $\\dfrac{b}{a}$ \u306e\u534a\u5206 $\\dfrac{b}{2a}$ \u306e\u5e73\u65b9 $\\left(\\dfrac{b}{2a}\\right)^2$ \u3092\u52dd\u624b\u306b\u4f5c\u3063\u3066\u52a0\u3048\u3001\u52dd\u624b\u306b\u52a0\u3048\u305f\u5206\u3092\u5f15\u304f\u3002<\/p>\n<p>$$=a\\left[x\u00b2+\\dfrac{b}{a}x+\\color{red}\\left(\\dfrac{b}{2a}\\right)^2-\\left(\\dfrac{b}{2a}\\right)^2\\right]+c$$<\/p>\n<p>&nbsp;<\/p>\n<p>\u3053\u306e\u3068\u304d\u3001\u4ee5\u4e0b\u306e\u8d64\u5b57\u90e8\u5206\u306b\u6ce8\u76ee\u3059\u308b\u3068\u3001$s\u00b2+2st+t\u00b2$ \u306e\u3088\u3046\u306a\u5f62\u304c\u898b\u3048\u3066\u304f\u308b\u3002<\/p>\n<p>$$=a\\left[\\color{red}x\u00b2+\\dfrac{b}{a}x+\\left(\\dfrac{b}{2a}\\right)^2\\color{black}-\\left(\\dfrac{b}{2a}\\right)^2\\right]+c$$<\/p>\n<p>&nbsp;<\/p>\n<p>\u8d64\u5b57\u90e8\u5206\u3092$s\u00b2+2st+t\u00b2=(s+t)\u00b2$ \u306e\u3088\u3046\u306b\u3001\u7121\u7406\u3084\u308a\u56e0\u6570\u5206\u89e3\u3059\u308b\u3002<\/p>\n<p>$$=a\\left[\\color{red}\\left(x+\\dfrac{b}{2a}\\right)^2\\color{black}-\\left(\\dfrac{b}{2a}\\right)^2\\right]+c$$<\/p>\n<p>&nbsp;<\/p>\n<p>\u6700\u5f8c\u306b\u3001\u4f59\u8a08\u306a $-\\left(\\dfrac{b}{2a}\\right)^2$ \u3092\u30ab\u30c3\u30b3\u306e\u5916\u306b\u51fa\u3057\u3066\u3001\u8a08\u7b97\u3057\u305f\u3089\u5b8c\u4e86\u3060\u3002<\/p>\n<p>$$=a\\left(x+\\dfrac{b}{2a}\\right)^2\\color{red}-a\\left(\\dfrac{b}{2a}\\right)^2+c$$<\/p>\n<p>$$=a\\left(x+\\dfrac{b}{2a}\\right)^2\\color{red}-\\dfrac{b\u00b2}{4a}+c$$<\/p>\n<p>$$=a\\left(x+\\dfrac{b}{2a}\\right)^2-\\dfrac{b\u00b2-4ac}{4a}$$<\/p>\n<div class=\"voice clearfix right n_bottom\">\n<div class=\"icon\">\n<p><img decoding=\"async\" data-src=\"https:\/\/teno-hira.com\/media\/wp-content\/uploads\/2020\/06\/3588888-768x768-1.jpg\" class=\"lazyload\" \/><\/p>\n<div class=\"name\">\u3066\u306e\u3072\u3089\u5148\u751f<\/div>\n<\/div>\n<div class=\"text sc_balloon right white\">\u30ab\u30c3\u30b3\u306e\u5916\u306b\u51fa\u3059\u3068\u304d\u306f\u3001\u5206\u914d\u6cd5\u5247\u3067 $a$ \u3092\u639b\u3051\u308b\u3053\u3068\u3082\u5fd8\u308c\u305a\u306b\u306d\uff01<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<div class=\"sc_designlist li fa_check blue\">\n<ul>\n<li><strong>\u5e73\u65b9\u5b8c\u6210\u306e\u30b3\u30c4\u3068\u624b\u9806<\/strong><\/li>\n<\/ul>\n<\/div>\n<div class=\"sc_frame_wrap solid custom\">\n<div class=\"sc_frame \" style=\"border-color: #e6f8ff; background-color: #e6f8ff; color: #333;\">\n<ul>\n<li>\u624b\u9806\u2460\uff1a$x\u00b2$\u306e\u4fc2\u6570\u3067$x\u00b2$\u3068$x$\u3092\u304f\u304f\u308b<\/li>\n<li>\u624b\u9806\u2461\uff1a\u7121\u7406\u3084\u308a\u56e0\u6570\u5206\u89e3\u3057\u3066$(s+t)\u00b2$\u306e\u5f62\u3092\u4f5c\u308b<\/li>\n<li>\u624b\u9806\u2462\uff1a\u52dd\u624b\u306b\u4f5c\u3063\u305f\u6570\u5b57\u3092{ }\u306e\u5916\u306b\u51fa\u3057\u3066\u8a08\u7b97\u3059\u308b<\/li>\n<\/ul>\n<div class=\"voice clearfix right n_bottom\">\n<div class=\"icon\">\n<p><img decoding=\"async\" data-src=\"https:\/\/teno-hira.com\/media\/wp-content\/uploads\/2020\/06\/3588888-768x768-1.jpg\" class=\"lazyload\" \/><\/p>\n<div class=\"name\">\u3066\u306e\u3072\u3089\u5148\u751f<\/div>\n<\/div>\n<div class=\"text sc_balloon right white\">\u5e73\u65b9\u5b8c\u6210\u306e\u30b3\u30c4\u306f\u3001\u624b\u9806\u2460\u306e\u5f8c\u306b $s+2st+t\u00b2$ \u306e\u5f62\u3092\u7121\u7406\u3084\u308a\u4f5c\u3063\u3066\u3001\u56e0\u6570\u5206\u89e3\u3067\u304d\u308b\u72b6\u614b\u3092\u6574\u3048\u308b\u3053\u3068\uff01<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<p><strong>\u3053\u306e\u3088\u3046\u306b\u3001$(s+t)\u00b2$ \u3068\u3044\u3046\u5f62\u3092\u7121\u7406\u3084\u308a\u4f5c\u308b\u306e\u304c\u3001\u5e73\u65b9\u5b8c\u6210\u3092\u30b9\u30e0\u30fc\u30ba\u306b\u9032\u3081\u308b\u30b3\u30c4\u3002<\/strong><\/p>\n<p>&nbsp;<\/p>\n<div class=\"sc_designlist li fa_check blue\">\n<ul>\n<li><strong>\u5e73\u65b9\u5b8c\u6210\u306e\u516c\u5f0f<\/strong><\/li>\n<\/ul>\n<\/div>\n<div class=\"sc_frame_wrap solid custom\">\n<div class=\"sc_frame \" style=\"border-color: #e6f8ff; background-color: #e6f8ff; color: #333;\">\n<p>$y=ax\u00b2+bx+c$ \u3092\u5e73\u65b9\u5b8c\u6210\u3059\u308b\u3068<\/p>\n<p>$y=a\\left(x+\\dfrac{b}{2a}\\right)^2-\\dfrac{b\u00b2-4ac}{4a}$ \u3068\u306a\u308a\u3001<\/p>\n<p>\u3053\u306e\u3068\u304d $\\left(-\\dfrac{b}{2a},-\\dfrac{b\u00b2-4ac}{4a}\\right)$ \u304c\u9802\u70b9\u3068\u306a\u308b\u3002<\/p>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<p>\u5b9f\u969b\u306e\u554f\u984c\u3092\u89e3\u304f\u6642\u306f\u3001\u516c\u5f0f\u3055\u3048\u899a\u3048\u3066\u3044\u308c\u3070 $a,$ $b,$ $c$ \u306b\u5b9f\u6570\u3092\u4ee3\u5165\u3059\u308b\u3053\u3068\u3067\u3001\u7c21\u5358\u306b\u9802\u70b9\u306e\u5ea7\u6a19\u304c\u6c42\u3081\u3089\u308c\u308b\u3002<\/p>\n<p>&nbsp;<\/p>\n<div class=\"voice clearfix left n_bottom\">\n<div class=\"icon\">\n<p><img decoding=\"async\" data-src=\"https:\/\/teno-hira.com\/media\/wp-content\/uploads\/2020\/07\/nurseman_tehe.png\" class=\"lazyload\" \/><\/p>\n<div class=\"name\">\u3066\u306e\u3072\u3089\u5148\u751f<\/div>\n<\/div>\n<div class=\"text sc_balloon left white\">\u5e73\u65b9\u5b8c\u6210\u3067\u30df\u30b9\u3059\u308b\u306e\u304c\u4e0d\u5b89\u306a\u306e\u3067\u3001\u516c\u5f0f\u3092\u6697\u8a18\u3057\u3066\u3082\u826f\u3044\u3067\u3059\u304b\uff1f<\/div>\n<\/div>\n<div class=\"voice clearfix right n_bottom\">\n<div class=\"icon\">\n<p><img decoding=\"async\" data-src=\"https:\/\/teno-hira.com\/media\/wp-content\/uploads\/2020\/06\/3588888-768x768-1.jpg\" class=\"lazyload\" \/><\/p>\n<div class=\"name\">\u3066\u306e\u3072\u3089\u5148\u751f<\/div>\n<\/div>\n<div class=\"text sc_balloon right white\">\u3082\u3061\u308d\u3093\u3001\u305d\u308c\u3067\u3082OK\u3067\u3059\u3002<br \/>\n\u5e73\u65b9\u5b8c\u6210\u306e\u76ee\u7684\u306f\u300c\u9802\u70b9\u5ea7\u6a19\u3092\u77e5\u308b\u3053\u3068\u300d\u306a\u306e\u3067\u3001\u305d\u308c\u304c\u3067\u304d\u308c\u3070\u65b9\u6cd5\u306f\u554f\u3044\u307e\u305b\u3093\u3002<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<h3 id=\"h2-h3-2\">\u305d\u306e\u2461\uff1a\u4f8b\u984c\u3092\u4f7f\u3063\u3066\u5e73\u65b9\u5b8c\u6210\u3092\u5b9f\u8df5\u3057\u3088\u3046\uff01<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" data-src=\"https:\/\/teno-hira.com\/media\/wp-content\/uploads\/2020\/07\/zheihou8.png\" alt=\"\" width=\"717\" height=\"403\" class=\"aligncenter wp-image-682 lazyload\" data-srcset=\"https:\/\/teno-hira.com\/media\/wp-content\/uploads\/2020\/07\/zheihou8.png 891w, https:\/\/teno-hira.com\/media\/wp-content\/uploads\/2020\/07\/zheihou8-768x432.png 768w\" data-sizes=\"auto, (max-width: 717px) 100vw, 717px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>\u7d9a\u3044\u3066\u306f\u3001\u5b9f\u969b\u306e\u4e8c\u6b21\u95a2\u6570\u3092\u5e73\u65b9\u5b8c\u6210\u3057\u3064\u3064\u3001\u30b3\u30c4\u3068\u624b\u9806\u3092\u78ba\u8a8d\u3057\u3066\u3044\u3053\u3046\u3002<\/p>\n<p>\u4eca\u56de\u7528\u610f\u3057\u305f\u4f8b\u984c\u306f\u3053\u3061\u3089\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>$$y=2x\u00b2+4x+3\u3092\u5e73\u65b9\u5b8c\u6210\u305b\u3088\u3002$$<\/p>\n<p>&nbsp;<\/p>\n<div class=\"voice clearfix left n_bottom\">\n<div class=\"icon\">\n<p><img decoding=\"async\" data-src=\"https:\/\/teno-hira.com\/media\/wp-content\/uploads\/2020\/06\/nurseman_question.png\" class=\"lazyload\" \/><\/p>\n<div class=\"name\">\u304e\u3082\u3093\u541b<\/div>\n<\/div>\n<div class=\"text think_balloon left white\">\u306a\u3093\u304b\u3001\u3067\u304d\u305d\u3046\u306a\u6c17\u304c\u3059\u308b....<\/div>\n<\/div>\n<div class=\"voice clearfix right n_bottom\">\n<div class=\"icon\">\n<p><img decoding=\"async\" data-src=\"https:\/\/teno-hira.com\/media\/wp-content\/uploads\/2020\/06\/3588888-768x768-1.jpg\" class=\"lazyload\" \/><\/p>\n<div class=\"name\">\u3066\u306e\u3072\u3089\u5148\u751f<\/div>\n<\/div>\n<div class=\"text sc_balloon right white\">\u3068\u601d\u3063\u305f\u4eba\u306f\u3001\u4e00\u7aef\u30b9\u30af\u30ed\u30fc\u30eb\u3092\u6b62\u3081\u3066\u3001\u89e3\u8aac\u306a\u3057\u3067\u5e73\u65b9\u5b8c\u6210\u306b\u30c1\u30e3\u30ec\u30f3\u30b8\u3057\u3066\u307f\u307e\u3057\u3087\u3046\uff01<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<div class=\"sc_frame_wrap solid custom\">\n<div class=\"sc_frame \" style=\"border-color: #000000; background-color: #ffffff; color: #000000;\">\n<p>\u307e\u305a\u306f $x\u00b2$ \u306e\u4fc2\u6570 $2$ \u3067\u3001$2x\u00b2+4x$ \u3092\u304f\u304f\u308b\u3002<\/p>\n<p>$$y=\\color{red}2(x\u00b2+2x)\\color{black}+3$$<\/p>\n<p>&nbsp;<\/p>\n<p>$x$ \u306e\u4fc2\u6570 $2$ \u306e\u534a\u5206\u306e $1$ \u306e\u5e73\u65b9 $(1)\u00b2$ \u3092\u52dd\u624b\u306b\u4f5c\u3063\u3066\u52a0\u3048\u3001\u52a0\u3048\u305f\u5206\u3092\u5f15\u304f\u3002<\/p>\n<p>$$=2\\left[x\u00b2+2x+\\color{red}(1)^2-(1)^2\\color{black}\\right]+3$$<\/p>\n<p>&nbsp;<\/p>\n<p>\u3053\u306e\u6642\u3001$x\u00b2+2x+1$ \u306b\u6ce8\u76ee\u3059\u308b\u3068\u3001$(x+1)\u00b2$ \u306b\u56e0\u6570\u5206\u89e3\u3067\u304d\u308b\u306e\u304c\u5206\u304b\u308b\u3002<\/p>\n<p>$$=2\\left[\\color{red}x\u00b2+2x+\\color{red}(1)^2\\color{black}-(1)^2\\right]+3$$<\/p>\n<p>&nbsp;<\/p>\n<p>$x\u00b2+2x+1$\u3092\u3001\u56e0\u6570\u5206\u89e3\u3059\u308b\u3002<\/p>\n<p>$$=2\\left[\\color{red}(x+1)^2\\color{black}-(1)^2\\right]+3$$<\/p>\n<p>&nbsp;<\/p>\n<p>\u6700\u5f8c\u306b\u3001\u4f59\u8a08\u306a$-1$ \u3092\u30ab\u30c3\u30b3\u306e\u5916\u306b\u51fa\u3057\u3066\u3001\u8a08\u7b97\u3057\u305f\u3089\u5b8c\u4e86\u3060\u3002<\/p>\n<p>$$=2(x+1)^2\\color{red}-2+3$$<\/p>\n<p>$$=2(x+1)^2+1\u30fb\u30fb\u30fb\uff08\u7b54\u3048\uff09$$<\/p>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<p><strong>\u9593\u9055\u308f\u305a\u306b\u5e73\u65b9\u5b8c\u6210\u3059\u308b\u30b3\u30c4\u306f\u3001\u5e73\u65b9\u5b8c\u6210\u3057\u305f\u5f0f\u3092\u5c55\u958b\u3057\u305f\u3068\u304d\u306b\u300c\u5143\u306e\u5f0f\u306b\u623b\u308b\u304b\u3069\u3046\u304b\uff1f\u300d\u3092\u78ba\u8a8d\u3059\u308b\u30af\u30bb\u3092\u3064\u3051\u308b\u3053\u3068\u3060\u3002<\/strong><\/p>\n<p>\u203b\u5c55\u958b\u3057\u3066\u5143\u306b\u623b\u3089\u306a\u3044\u3088\u3046\u306a\u3089\u3001\u305d\u306e\u5e73\u65b9\u5b8c\u6210\u306f\u9593\u9055\u3063\u3066\u3044\u305f\u3053\u3068\u306b\u306a\u308b<\/p>\n<p>&nbsp;<\/p>\n<p><strong>\u3084\u3084\u9762\u5012\u3060\u304c\u3001\u78ba\u8a8d\u3059\u308b\u30af\u30bb\u3092\u3064\u3051\u308b\u3060\u3051\u306799%\u306e\u30df\u30b9\u306f\u9632\u3052\u308b\u306f\u305a\u3060\u3002<\/strong><\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"h2-3\">\u306a\u3093\u3067\u5e73\u65b9\u5b8c\u6210\u3092\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u306e\uff1f<\/h2>\n<p>&nbsp;<\/p>\n<p><strong>\u5e73\u65b9\u5b8c\u6210\u3068\u306f\u3001\u4e8c\u6b21\u95a2\u6570 $y=ax\u00b2+bx+c$ \u3092\u3001$y=a(x-p)\u00b2+q$ \u306e\u5f62\u306b\u5909\u5f62\u3059\u308b\u3053\u3068\u3092\u3044\u3046\u3002<\/strong><\/p>\n<p>\u307e\u305f\u3001$y=a(x-p)\u00b2+q$ \u306e $(p,q)$ \u304c\u3001\u305d\u306e\u4e8c\u6b21\u95a2\u6570\u306e\u9802\u70b9\u3068\u306a\u308b\u3002<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" data-src=\"https:\/\/teno-hira.com\/media\/wp-content\/uploads\/2020\/07\/zheihou3.png\" alt=\"\" width=\"711\" height=\"400\" class=\"aligncenter wp-image-693 lazyload\" data-srcset=\"https:\/\/teno-hira.com\/media\/wp-content\/uploads\/2020\/07\/zheihou3.png 891w, https:\/\/teno-hira.com\/media\/wp-content\/uploads\/2020\/07\/zheihou3-768x432.png 768w\" data-sizes=\"auto, (max-width: 711px) 100vw, 711px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>\u3053\u306e\u3088\u3046\u306b\u3001\u5e73\u65b9\u5b8c\u6210\u3092\u884c\u3046\u3068\u305d\u306e\u4e8c\u6b21\u95a2\u6570\u306e\u300c\u9802\u70b9\u306e\u5ea7\u6a19\u300d\u3092\u77e5\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p>\u307e\u305f\u3001\u300c\u9802\u70b9\u306e\u5ea7\u6a19\u300d\u306f\u4e8c\u6b21\u95a2\u6570\u554f\u984c\u3092\u89e3\u304f\u3068\u304d\u306b\u5fc5\u9808\u306e\u60c5\u5831\u3060\u3002<\/p>\n<p>\u3088\u3063\u3066\u3001\u305d\u308c\u3092\u7d20\u65e9\u304f\u77e5\u308b\u305f\u3081\u306b\u3082\u3001\u5e73\u65b9\u5b8c\u6210\u306f\u5fc5\u305a\u8eab\u306b\u4ed8\u3051\u3066\u304a\u304f\u3079\u304d\u30c6\u30af\u30cb\u30c3\u30af\u3068\u3044\u3046\u308f\u3051\u3060\u306a\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"h2-4\">\u5e73\u65b9\u5b8c\u6210\u3092\u30de\u30b9\u30bf\u30fc\u3067\u304d\u308b3\u3064\u306e\u7df4\u7fd2\u554f\u984c<\/h2>\n<p>&nbsp;<\/p>\n<p><strong>\u305d\u308c\u3067\u306f\u3001\u6700\u5f8c\u306b\u7df4\u7fd2\u554f\u984c\u3092\u89e3\u3044\u3066\u3001\u5e73\u65b9\u5b8c\u6210\u306e\u30b3\u30c4\u3068\u624b\u9806\u3092\u304d\u3063\u3061\u308a\u3068\u982d\u306b\u53e9\u304d\u8fbc\u3093\u3067\u3044\u3053\u3046\uff01<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p>\u4eca\u56de\u7528\u610f\u3057\u305f\u7df4\u7fd2\u554f\u984c\u306f\u6b21\u306e3\u3064\u3002<\/p>\n<p>\u9593\u9055\u308f\u305a\u306b\u89e3\u3051\u305f\u306a\u3089\u3001\u5e73\u65b9\u5b8c\u6210\u306f\u3082\u306f\u3084\u6575\u3058\u3083\u306a\u3044\u305e\u3002<\/p>\n<p>&nbsp;<\/p>\n<div class=\"sc_designlist li fa_check blue\">\n<ul>\n<li><strong>\u5e73\u65b9\u5b8c\u6210\u3092\u30de\u30b9\u30bf\u30fc\u3059\u308b\u305f\u3081\u306e\u7df4\u7fd2\u554f\u984c3\u9078<\/strong><\/li>\n<\/ul>\n<\/div>\n<div class=\"sc_frame_wrap solid custom\">\n<div class=\"sc_frame \" style=\"border-color: #e6f8ff; background-color: #e6f8ff; color: #333;\">\n<ul>\n<li>$y=x\u00b2-2x+5$\u306e\u9802\u70b9\u306e\u5ea7\u6a19\u3092\u6c42\u3081\u3088<\/li>\n<li>$y=2x\u00b2+8x-5$\u306e\u9802\u70b9\u306e\u5ea7\u6a19\u3092\u6c42\u3081\u3088<\/li>\n<li>$y=\\dfrac{1}{2}x\u00b2+x-1$\u306e\u9802\u70b9\u306e\u5ea7\u6a19\u3092\u6c42\u3081\u3088<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<h3>\u5e73\u65b9\u5b8c\u6210\u3092\u30de\u30b9\u30bf\u30fc\u3059\u308b\u7df4\u7fd2\u554f\u984c\u2460<\/h3>\n<div class=\"sc_toggle_box\">\n<div class=\"sc_toggle_title\">\u554f\u984c\uff5c$y=x\u00b2-2x+5\u3092\u5e73\u65b9\u5b8c\u6210\u305b\u3088$<\/div>\n<div class=\"sc_toggle_content\">\u7b54\u3048\uff5c$(x-1)\u00b2+4$<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<div class=\"sc_frame_wrap solid custom\">\n<div class=\"sc_frame \" style=\"border-color: #000000; background-color: #ffffff; color: #000000;\">\n<p>$$y=x\u00b2-2x+5$$<\/p>\n<p>&nbsp;<\/p>\n<p>$x$ \u306e\u4fc2\u6570 $-2$ \u306e\u534a\u5206 $-1$ \u306e\u5e73\u65b9 $1\u00b2$ \u3092\u4f5c\u3063\u3066\u52a0\u3048\u3001\u52a0\u3048\u305f\u5206\u3092\u5f15\u304f\u3068<\/p>\n<p>$$=(x\u00b2-2x+1\u00b2-1\u00b2)+5$$<\/p>\n<p>&nbsp;<\/p>\n<p>$x\u00b2-2x+1\u00b2$ \u306b\u6ce8\u76ee\u3057\u3066\u56e0\u6570\u5206\u89e3\u3059\u308b\u3068<\/p>\n<p>$$=\\{(x-1)\u00b2-1\u00b2\\}+5$$<\/p>\n<p>&nbsp;<\/p>\n<p>\u6700\u5f8c\u306b\u3001\u4f59\u8a08\u306a $-1\u00b2$ \u3092\u5916\u306b\u51fa\u3057\u3066\u8a08\u7b97\u3059\u308b\u3068<\/p>\n<p>$$=(x-1)\u00b2+4\u30fb\u30fb\u30fb\uff08\u7b54\u3048\uff09$$<\/p>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<h3>\u5e73\u65b9\u5b8c\u6210\u3092\u30de\u30b9\u30bf\u30fc\u3059\u308b\u7df4\u7fd2\u554f\u984c\u2461<\/h3>\n<div class=\"sc_toggle_box\">\n<div class=\"sc_toggle_title\">\u554f\u984c\uff5c$y=2x\u00b2+8x-5\u3092\u5e73\u65b9\u5b8c\u6210\u305b\u3088$<\/div>\n<div class=\"sc_toggle_content\">\u7b54\u3048\uff5c$2(x+2)\u00b2-13$<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<div class=\"sc_frame_wrap solid custom\">\n<div class=\"sc_frame \" style=\"border-color: #000000; background-color: #ffffff; color: #000000;\">\n<p>$$y=2x\u00b2+8x-5$$<\/p>\n<p>$x\u00b2$ \u306e\u4fc2\u6570 $2$ \u3067\u3001$2x\u00b2+8x$ \u3092\u304f\u304f\u308b\u3068<\/p>\n<p>$$=2(x\u00b2+4x)-5$$<\/p>\n<p>&nbsp;<\/p>\n<p>$x$ \u306e\u4fc2\u6570 $4$ \u306e\u534a\u5206 $2$ \u306e\u5e73\u65b9 $2\u00b2$ \u3092\u4f5c\u3063\u3066\u52a0\u3048\u3001\u52a0\u3048\u305f\u5206\u3092\u5f15\u304f\u3068<\/p>\n<p>$$=2(x\u00b2+4x+2\u00b2-2\u00b2)-5$$<\/p>\n<p>&nbsp;<\/p>\n<p>$x\u00b2+4x+2\u00b2$ \u306b\u6ce8\u76ee\u3057\u3066\u56e0\u6570\u5206\u89e3\u3059\u308b\u3068<\/p>\n<p>$$=2\\{(x+2)\u00b2-2\u00b2\\}-5$$<\/p>\n<p>&nbsp;<\/p>\n<p>\u6700\u5f8c\u306b\u3001\u4f59\u8a08\u306a $-2\u00b2$ \u3092\u5916\u306b\u51fa\u3057\u3066\u8a08\u7b97\u3059\u308b\u3068<\/p>\n<p>$$=2(x+2)\u00b2-13\u30fb\u30fb\u30fb\uff08\u7b54\u3048\uff09$$<\/p>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<h3>\u5e73\u65b9\u5b8c\u6210\u3092\u30de\u30b9\u30bf\u30fc\u3059\u308b\u7df4\u7fd2\u554f\u984c\u2462<\/h3>\n<div class=\"sc_toggle_box\">\n<div class=\"sc_toggle_title\">\u554f\u984c\uff5c$y=\\dfrac{1}{2}x\u00b2+x-1\u3092\u5e73\u65b9\u5b8c\u6210\u305b\u3088$<\/div>\n<div class=\"sc_toggle_content\">\u7b54\u3048\uff5c$\\dfrac{1}{2}(x+1)\u00b2-\\dfrac{3}{2}$<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<div class=\"sc_frame_wrap solid custom\">\n<div class=\"sc_frame \" style=\"border-color: #000000; background-color: #ffffff; color: #000000;\">\n<p>$$y=\\dfrac{1}{2}x\u00b2+x-1$$<\/p>\n<p>$x\u00b2$ \u306e\u4fc2\u6570 $\\dfrac{1}{2}$ \u3067\u3001$\\dfrac{1}{2}x\u00b2+x$ \u3092\u304f\u304f\u308b\u3068<\/p>\n<p>$$=\\dfrac{1}{2}(x\u00b2+2x)-1$$<\/p>\n<p>&nbsp;<\/p>\n<p>$x$ \u306e\u4fc2\u6570 $2$ \u306e\u534a\u5206 $1$ \u306e\u5e73\u65b9 $1\u00b2$ \u3092\u4f5c\u3063\u3066\u52a0\u3048\u3001\u52a0\u3048\u305f\u5206\u3092\u5f15\u304f\u3068<\/p>\n<p>$$=\\dfrac{1}{2}(x\u00b2+2x+1\u00b2-1\u00b2)-1$$<\/p>\n<p>&nbsp;<\/p>\n<p>$x\u00b2+2x+1\u00b2$ \u306b\u6ce8\u76ee\u3057\u3066\u56e0\u6570\u5206\u89e3\u3059\u308b\u3068<\/p>\n<p>$$=\\dfrac{1}{2}\\{(x+1)\u00b2-1\u00b2\\}-1$$<\/p>\n<p>&nbsp;<\/p>\n<p>\u6700\u5f8c\u306b\u3001\u4f59\u8a08\u306a $-1\u00b2$ \u3092\u5916\u306b\u51fa\u3057\u3066\u8a08\u7b97\u3059\u308b\u3068<\/p>\n<p>$$=\\dfrac{1}{2}(x+1)\u00b2-\\dfrac{1}{2}-1$$<\/p>\n<p>$$=\\dfrac{1}{2}(x+1)\u00b2-\\dfrac{3}{2}\u30fb\u30fb\u30fb\uff08\u7b54\u3048\uff09$$<\/p>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<p>\u4ee5\u4e0a\u3067\u672c\u65e5\u306e\u6388\u696d\u306f\u7d42\u4e86\u3060\u3002<\/p>\n<p>\u5e73\u65b9\u5b8c\u6210\u306f\u4e8c\u6b21\u95a2\u6570\u554f\u984c\u3092\u89e3\u304f\u305f\u3081\u306b\u5fc5\u9808\u306e\u77e5\u8b58\u30fb\u30c6\u30af\u30cb\u30c3\u30af\u3060\u3002<\/p>\n<p>\u7e70\u308a\u8fd4\u3057\u554f\u984c\u3092\u89e3\u3044\u3066\u3001\u5e73\u65b9\u5b8c\u6210\u306e\u30b3\u30c4\u3092\u899a\u3048\u3088\u3046\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6570\u5b66\u304c\u82e6\u624b\u306a\u9ad8\u68211\u5e74\u751f\u300c\u5e73\u65b9\u5b8c\u6210\u304c\u82e6\u624b\u3067\u3059\uff01\u624b\u9806\u304c\u3084\u3084\u3053\u3057\u304f\u3066\u8a08\u7b97\u304c\u5897\u3048\u308b\u3057\u3001\u5206\u6570\u304c\u5165\u3063\u3066\u304f\u308b\u3068\u6ce3\u304d\u305f\u304f\u306a\u308a\u307e\u3059\u3002\u5e73\u65b9\u5b8c\u6210\u306e\u57fa\u672c\u7684\u306a\u3084\u308a\u65b9\u3068\u3001\u7c21\u5358\u306a\u3084\u308a\u65b9\u30925\u5206\u4ee5\u5185\u306b\u6559\u3048\u3066\u304f\u3060\u3055\u3044\uff01\u300d &nbsp; \u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u3053\u3093\u306a\u7591\u554f\u3092\u89e3\u6c7a\u3057\u3066\u3044\u307e\u3059\u2026<\/p>\n","protected":false},"author":15,"featured_media":710,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[42],"tags":[3],"class_list":["post-612","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-42","tag-top3"],"_links":{"self":[{"href":"https:\/\/teno-hira.com\/media\/index.php?rest_route=\/wp\/v2\/posts\/612","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/teno-hira.com\/media\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/teno-hira.com\/media\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/teno-hira.com\/media\/index.php?rest_route=\/wp\/v2\/users\/15"}],"replies":[{"embeddable":true,"href":"https:\/\/teno-hira.com\/media\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=612"}],"version-history":[{"count":120,"href":"https:\/\/teno-hira.com\/media\/index.php?rest_route=\/wp\/v2\/posts\/612\/revisions"}],"predecessor-version":[{"id":1965,"href":"https:\/\/teno-hira.com\/media\/index.php?rest_route=\/wp\/v2\/posts\/612\/revisions\/1965"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/teno-hira.com\/media\/index.php?rest_route=\/wp\/v2\/media\/710"}],"wp:attachment":[{"href":"https:\/\/teno-hira.com\/media\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=612"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/teno-hira.com\/media\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=612"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/teno-hira.com\/media\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=612"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}