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style=\"color: #0000ff;\">\u305d\u308c\u305e\u308c\u306e\u76f8\u95a2\u95a2\u4fc2\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u3001\u3069\u306e\u8981\u7d20\u304c\u95a2\u4fc2\u3057\u3066\u3044\u308b\u306e\u304b\u628a\u63e1\u3067\u304d\u307e\u3059\u3002<\/span>\u4f8b\u3048\u3070\u58f2\u4e0a\u3068\u5e02\u5834\u30b7\u30a7\u30a2\u306f\u5f37\u3044\u76f8\u95a2\u304c\u3042\u308b\u3082\u306e\u306e\u3001\u58f2\u4e0a\u3068\u5e83\u544a\u8cbb\u306b\u306f\u76f8\u95a2\u304c\u306a\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u3053\u306e\u5834\u5408\u3001\u5e83\u544a\u8cbb\u3092\u5927\u5e45\u306b\u6e1b\u3089\u3057\u3066\u5e02\u5834\u30b7\u30a7\u30a2\u306e\u62e1\u5927\u306b\u6ce8\u529b\u3059\u308b\u307b\u3046\u304c\u58f2\u308a\u4e0a\u3052\u3092\u4f38\u3070\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u91cd\u76f8\u95a2\u4fc2\u6570\u306e\u78ba\u8a8d\u304c\u91cd\u8981\u306a\u306e\u306f\u3001\u3069\u306e\u56e0\u5b50\u304c\u7d50\u679c\uff08\u4eca\u56de\u306e\u5834\u5408\u306f\u58f2\u4e0a\uff09\u3068\u6df1\u304f\u95a2\u4fc2\u3057\u3066\u3044\u308b\u306e\u304b\u628a\u63e1\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308b\u304b\u3089\u306a\u306e\u3067\u3059\u3002<\/p>\n<h3>\u6700\u5c0f\u4e8c\u4e57\u6cd5\u3092\u5229\u7528\u3057\u305f\u56de\u5e30\u65b9\u7a0b\u5f0f\u306b\u3088\u308a\u3001\u5c06\u6765\u306e\u7d50\u679c\u3092\u4e88\u6e2c\u3059\u308b<\/h3>\n<p>\u307e\u305f\u56de\u5e30\u5206\u6790\u3067\u306f\u76f4\u7dda\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u5c06\u6765\u306e\u7d50\u679c\u3092\u4e88\u6e2c\u3057\u307e\u3059\u3002\u5358\u56de\u5e30\u5206\u6790\u3067\u3042\u308c\u3070\u30012\u3064\u306e\u8981\u7d20\u3092\u5206\u6790\u3059\u308b\u305f\u3081\u3001\\(y=ax+b\\)\u306e\u5f0f\u306b\u306a\u308a\u307e\u3059\u3002\u4f8b\u3048\u3070\u58f2\u4e0a\u3068\u5e83\u544a\u8cbb\u306e\u56de\u5e30\u5206\u6790\u306f\u4ee5\u4e0b\u306e\u5f0f\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u58f2\u4e0a\uff1d\u5e83\u544a\u8cbb\\(\u00d7x+b\\)<\/li>\n<\/ul>\n<p>\u3053\u306e\u5f0f\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u308c\u3070\u3001\u5e83\u544a\u8cbb\u3092\u3044\u304f\u3089\u4f7f\u3048\u3070\u76ee\u7684\u3068\u3059\u308b\u58f2\u308a\u4e0a\u3052\u3092\u9054\u6210\u3067\u304d\u308b\u306e\u304b\u4e88\u6e2c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u4e00\u65b9\u3067\u91cd\u56de\u5e30\u306e\u5834\u5408\u3001\u8907\u6570\u306e\u8981\u56e0\u304c\u95a2\u4fc2\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u305d\u308c\u305e\u308c\u306e\u8981\u7d20\u3092\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u4f8b\u3048\u3070\u58f2\u4e0a\u3001\u5e83\u544a\u8cbb\u3001\u5e02\u5834\u30b7\u30a7\u30a2\u3001\u5546\u54c1\u958b\u767a\u529b\u306e\u5f0f\u3092\u5f97\u305f\u3044\u5834\u5408\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u58f2\u4e0a\uff1d\u5e83\u544a\u8cbb\\(\u00d7x_1+\\)\u5e02\u5834\u30b7\u30a7\u30a2\\(\u00d7x_2+\\)\u5546\u54c1\u958b\u767a\u529b\\(\u00d7x_3\\)\\(+b\\)<\/li>\n<\/ul>\n<p><span style=\"color: #0000ff;\">\u58f2\u4e0a\u3092\u69cb\u6210\u3059\u308b\u8981\u7d20\u306b\u3064\u3044\u3066\u3001\u3053\u306e\u3088\u3046\u306b\u8907\u6570\u306e\u8981\u7d20\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u5f0f\u3092\u51fa\u3057\u307e\u3059\u3002<\/span>\u91cd\u56de\u5e30\u5206\u6790\u3067\u5f97\u3089\u308c\u308b\u5f0f\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8868\u3055\u308c\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(y=ax_1+bx_2+cx_3+\\)\\(&#8230;+\\)\u5b9a\u6570<\/li>\n<\/ul>\n<p>\u8981\u7d20\u306e\u6570\u304c\u591a\u304f\u306a\u308b\u3068\u3001\u305d\u306e\u5206\u3060\u3051\u5f0f\u304c\u9577\u304f\u306a\u308a\u307e\u3059\u3002\u305f\u3060\u3001\u6982\u5ff5\u306f\u305d\u3053\u307e\u3067\u96e3\u3057\u304f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u306a\u304a\u3001\u3069\u306e\u3088\u3046\u306b\u76f4\u7dda\u306e\u5f0f\u3092\u8a08\u7b97\u3059\u308b\u304b\u3068\u3044\u3046\u3068<span style=\"color: #ff0000;\">\u6700\u5c0f\u4e8c\u4e57\u6cd5<\/span>\u3092\u5229\u7528\u3057\u307e\u3059\u3002\u6700\u5c0f\u4e8c\u4e57\u6cd5\u3067\u306f\u3001\u300c\u56de\u5e30\u76f4\u7dda\u4e0a\u306e\u70b9\u300d\u3068\u300c\u5b9f\u6e2c\u30c7\u30fc\u30bf\u3068\u306e\u8ddd\u96e2\u300d\u306e\u5dee\u3092\u51fa\u3057\u307e\u3059\u3002\u3053\u308c\u3092\u6b8b\u5dee\u3068\u3044\u3044\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/04\/fke4.jpg\" alt=\"\" width=\"402\" height=\"233\" class=\"aligncenter size-full wp-image-5963\" \/><\/p>\n<p>\u305f\u3060\u6b8b\u5dee\u306b\u306f\u30d7\u30e9\u30b9\u3068\u30de\u30a4\u30ca\u30b9\u304c\u3042\u308a\u3001\u3059\u3079\u3066\u8db3\u3059\u3068\u5fc5\u305a\u7b54\u3048\u306f0\u306b\u306a\u308a\u307e\u3059\u3002\u305d\u3053\u3067\u6b8b\u5dee\u3092\u4e8c\u4e57\u3057\u3001\u3059\u3079\u3066\u30d7\u30e9\u30b9\u306b\u5909\u3048\u307e\u3057\u3087\u3046\u3002\u305d\u306e\u5f8c\u3001\u3059\u3079\u3066\u306e\u6b8b\u5dee\u3092\u8db3\u3057\u3066\u7b54\u3048\u304c\u6700\u5c0f\u306b\u306a\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u3053\u308c\u304c\u6700\u5c0f\u4e8c\u4e57\u6cd5\u306b\u3088\u3063\u3066\u5f0f\u3092\u5f97\u308b\u3084\u308a\u65b9\u3067\u3059\u3002<\/p>\n<p>\u4f8b\u3048\u3070\u8981\u7d20\u304c2\u3064\u306e\u5834\u5408\u30015\u756a\u76ee\u306e\u70b9\u306e\\(y\\)\u5ea7\u6a19\u306f\\(y_5\\)\u3067\u3059\u3002\u307e\u305f\u3001\u56de\u5e30\u76f4\u7dda\u4e0a\u306e\u70b9\u306e\u5ea7\u6a19\u306f\\(ax_5+b\\)\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u6b8b\u5dee\u306f\\(y_5-(ax_5+b)\\)\u3067\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/04\/fke6.jpg\" alt=\"\" width=\"600\" height=\"235\" class=\"aligncenter size-full wp-image-5965\" \/><\/p>\n<p>\u6b21\u306b\u3001\u3059\u3079\u3066\u306e\u6b8b\u5dee\u3092\u4e8c\u4e57\u3057\u3066\u8db3\u3057\u307e\u3057\u3087\u3046\u3002\u3053\u306e\u5834\u5408\u3001\u4ee5\u4e0b\u306e\u5f0f\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\\((y_1-ax_1-b)^2\\)\\(+(y_2-ax_2-b)^2\\)\\(+(y_3-ax_3-b)^2&#8230;\\)<\/p>\n<p>\\(=\\displaystyle\\sum{(y_i-ax_i-b)^2}\\)<\/p>\n<p>\u305d\u3053\u3067\u3001\u3053\u306e\u5f0f\u306e\u7b54\u3048\u304c\u6700\u5c0f\u306b\u306a\u308b\u3088\u3046\u306b\u3059\u308c\u3070\u50be\u304d\\(a\\)\u3068\u5207\u7247\\(b\\)\u3092\u6c42\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u306a\u304a\u91cd\u56de\u5e30\u5206\u6790\u3067\u306f\u3001\u8981\u7d20\u304c3\u3064\u4ee5\u4e0a\u306b\u306a\u308a\u307e\u3059\u3002\u4f8b\u3048\u3070\u8981\u7d20\u304c3\u3064\u306e\u5834\u5408\u30015\u756a\u76ee\u306e\u70b9\u306e\\(y\\)\u5ea7\u6a19\u306f\\(y_5\\)\u3067\u3042\u308a\u3001\u56de\u5e30\u76f4\u7dda\u4e0a\u306e\u70b9\u306e\u5ea7\u6a19\u306f\\(ax_5+bx_5+c\\)\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u6b8b\u5dee\u306f\\(y_5-(ax_5+bx_5+c)\\)\u3067\u3059\u3002<\/p>\n<p>\u305d\u3053\u3067\u3001\u3059\u3079\u3066\u306e\u6b8b\u5dee\u3092\u4e8c\u4e57\u3057\u3066\u8db3\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\\((y_1-ax_1\\)\\(-bx_1-c)^2\\)\\(+(y_2-ax_2\\)\\(-bx_2-c)^2&#8230;\\)<\/p>\n<p>\\(=\\displaystyle\\sum{(y_i-ax_i-bx_i-c)^2}\\)<\/p>\n<p>\u305d\u306e\u5f8c\u3001\u6700\u5c0f\u5024\u3068\u306a\u308b\\(a\\)\u3084\\(b\\)\u3001\\(c\\)\u306e\u5024\u3092\u8a08\u7b97\u3057\u307e\u3057\u3087\u3046\u3002\u3053\u308c\u304c\u91cd\u56de\u5e30\u5206\u6790\u3067\u5f0f\u3092\u5f97\u308b\u65b9\u6cd5\u3067\u3059\u3002<\/p>\n<p>\u5b9f\u969b\u306e\u5f0f\u3092\u5f97\u308b\u904e\u7a0b\u3084\u516c\u5f0f\u306b\u3064\u3044\u3066\u306f\u3001\u5fae\u5206\u3084\u884c\u5217\u3092\u5229\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u306e\u3067\u7701\u304d\u307e\u3059\u3002\u8868\u8a08\u7b97\u30bd\u30d5\u30c8\u3092\u7528\u3044\u308c\u3070\u91cd\u56de\u5e30\u306e\u5f0f\u3092\u51fa\u3057\u3066\u304f\u308c\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u7d71\u8a08\u51e6\u7406\u3059\u308b\u3068\u304d\u306f\u6700\u5c0f\u4e8c\u4e57\u6cd5\u306e\u7406\u8ad6\u3092\u7406\u89e3\u3067\u304d\u3066\u3044\u308c\u3070\u554f\u984c\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u6700\u5c0f\u4e8c\u4e57\u6cd5\u3092\u5229\u7528\u3057\u3066\u56de\u5e30\u76f4\u7dda\u306e\u5f0f\u3092\u5f97\u308b\u516c\u5f0f\u306e\u51fa\u3057\u65b9\u306b\u3064\u3044\u3066\u306f\u3001\u3088\u308a\u6df1\u304f\u5b66\u3073\u305f\u3044\u4eba\u304c\u5927\u5b66\u6570\u5b66\u3092\u5b66\u3093\u3060\u3042\u3068\u306b\u6311\u6226\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<h2>\u5e73\u5747\u3001\u5206\u6563\uff08\u6a19\u6e96\u504f\u5dee\uff09\u3001\u5171\u5206\u6563\u3092\u5229\u7528\u3057\u3066\u76f8\u95a2\u4fc2\u6570\u3092\u6c42\u3081\u308b<\/h2>\n<p>\u305d\u308c\u3067\u306f\u3001\u91cd\u56de\u5e30\u5206\u6790\u3092\u5229\u7528\u3057\u3066\u76f8\u95a2\u4fc2\u6570\u3092\u8a08\u7b97\u3057\u307e\u3057\u3087\u3046\u3002\u5b9f\u969b\u306e\u8a08\u7b97\u306f\u8868\u8a08\u7b97\u30bd\u30d5\u30c8\u304c\u3057\u3066\u304f\u308c\u307e\u3059\u3002\u305f\u3060\u7406\u8ad6\u3092\u7406\u89e3\u3059\u308b\u305f\u3081\u3001\u91cd\u56de\u5e30\u5206\u6790\u306e\u624b\u9806\u3092\u5b66\u3076\u3053\u3068\u306f\u91cd\u8981\u3067\u3059\u3002<\/p>\n<p>\u76f8\u95a2\u4fc2\u6570\u3092\u5f97\u308b\u3068\u304d\u3001\u30d4\u30a2\u30bd\u30f3\u306e\u76f8\u95a2\u4fc2\u6570\u3067\u306f\u5171\u5206\u6563S<sub>xy<\/sub>\u3092\u5229\u7528\u3057\u305f\u3068\u601d\u3044\u307e\u3059\u3002\u307e\u305a\u3001\u4e00\u3064\u306e\u30c7\u30fc\u30bf\u306b\u3064\u3044\u3066\u504f\u5dee\uff08\u3070\u3089\u3064\u304d\uff09\u3092\u51fa\u3057\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001\u3059\u3079\u3066\u306e\u504f\u5dee\u3092\u5e73\u5747\u5316\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u5171\u5206\u6563S<sub>xy<\/sub>\u3092\u5f97\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/03\/tjg6.jpg\" alt=\"\" width=\"474\" height=\"308\" class=\"aligncenter size-full wp-image-4899\" \/><\/p>\n<p>\u305d\u306e\u305f\u3081\u3001\u5171\u5206\u6563\u306f\u4ee5\u4e0b\u306e\u5f0f\u306b\u3088\u3063\u3066\u8a08\u7b97\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/03\/tjg5.jpg\" alt=\"\" width=\"700\" height=\"57\" class=\"aligncenter size-full wp-image-4898\" \/><\/p>\n<ul>\n<li>S<sub>xy<\/sub>\uff1a\u5171\u5206\u6563<\/li>\n<li>\\(x_1\\)\u3084\\(x_2\\)\u306a\u3069\uff1a\u305d\u308c\u305e\u308c\u306e\u30c7\u30fc\u30bf\u306e\u5024<\/li>\n<li>\\(\\overline{x},\\overline{y}\\)\uff1a\\(x\\)\u3084\\(y\\)\u306e\u5e73\u5747\u5024<\/li>\n<li>n\uff1a\u30c7\u30fc\u30bf\u306e\u6570<\/li>\n<\/ul>\n<p>\u30d4\u30a2\u30bd\u30f3\u306e\u76f8\u95a2\u4fc2\u6570\u3092\u5b66\u3093\u3067\u3044\u308b\u5834\u5408\u3001\u5171\u5206\u6563\u306e\u6982\u5ff5\u3084\u516c\u5f0f\u306b\u3064\u3044\u3066\u306f\u65e2\u306b\u7406\u89e3\u3057\u3066\u3044\u308b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>\u306a\u304a\u91cd\u56de\u5e30\u5206\u6790\u306e\u5834\u5408\u3001\u8981\u56e0\u306f\u8907\u6570\u3042\u308a\u307e\u3059\u3002\u4f8b\u3048\u3070\u58f2\u4e0aA\u3001\u5e83\u544a\u8cbbB\u3001\u5e02\u5834\u30b7\u30a7\u30a2C\u306b\u3064\u3044\u3066\u76f8\u95a2\u4fc2\u6570\u3092\u6c42\u3081\u305f\u3044\u5834\u5408\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u305d\u308c\u305e\u308c\u76f8\u95a2\u4fc2\u6570\u3092\u8a08\u7b97\u3057\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/05\/rfjj1.jpg\" alt=\"\" width=\"600\" height=\"291\" class=\"aligncenter size-full wp-image-6083\" \/><\/p>\n<p>\u5148\u307b\u3069\u3068\u307e\u3063\u305f\u304f\u540c\u3058\u5f0f\u306b\u306a\u308a\u307e\u3059\u304c\u3001<span style=\"color: #0000ff;\">\u305d\u308c\u305e\u308c\u306e\u8981\u7d20\u3054\u3068\u306b\u5e73\u5747\u5024\u3068\u5404\u30c7\u30fc\u30bf\u3001\u30c7\u30fc\u30bf\u6570\u3092\u5229\u7528\u3057\u3066\u5171\u5206\u6563\u3092\u51fa\u3057\u307e\u3057\u3087\u3046\u3002<\/span><\/p>\n<p>\u307e\u305f\u30d4\u30a2\u30bd\u30f3\u306e\u76f8\u95a2\u4fc2\u6570\u3067\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u76f8\u95a2\u4fc2\u6570r\u3092\u51fa\u3057\u307e\u3057\u305f\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/03\/tjg13.jpg\" alt=\"\" width=\"600\" height=\"84\" class=\"aligncenter size-full wp-image-4903\" \/><\/p>\n<p>\u540c\u3058\u3088\u3046\u306b\u3001\u5171\u5206\u6563\u3068\u5206\u6563\uff08\u6a19\u6e96\u504f\u5dee\uff09\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u91cd\u76f8\u95a2\u4fc2\u6570\u3092\u305d\u308c\u305e\u308c\u51fa\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/05\/rfjj2.jpg\" alt=\"\" width=\"600\" height=\"266\" class=\"aligncenter size-full wp-image-6084\" \/><\/p>\n<p>\u91cd\u56de\u5e30\u5206\u6790\u306e\u3088\u3046\u306b\u8981\u7d20\u304c\u591a\u304f\u306a\u3063\u3066\u3082\u3001\u76f8\u95a2\u4fc2\u6570\u306e\u8a08\u7b97\u65b9\u6cd5\u306f\u540c\u3058\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u30d4\u30a2\u30bd\u30f3\u306e\u76f8\u95a2\u4fc2\u6570\u3092\u5b66\u3093\u3067\u3044\u308b\u5834\u5408\u3001\u91cd\u76f8\u95a2\u4fc2\u6570\u306e\u51fa\u3057\u65b9\u3092\u7406\u89e3\u3059\u308b\u306e\u306f\u96e3\u3057\u304f\u306a\u3044\u306f\u305a\u3067\u3059\u3002<\/p>\n<h3>\u4f8b\u984c\u3092\u5229\u7528\u3057\u3001\u91cd\u76f8\u95a2\u4fc2\u6570\u3092\u5f97\u308b<\/h3>\n<p>\u305d\u308c\u3067\u306f\u3001\u8868\u8a08\u7b97\u30bd\u30d5\u30c8\u3092\u5229\u7528\u305b\u305a\u306b\u91cd\u76f8\u95a2\u4fc2\u6570\u3092\u8a08\u7b97\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u4f8b\u3048\u3070\u4f1a\u793e\u306e\u58f2\u4e0a\u306b\u3064\u3044\u3066\u3001\u5546\u54c1\u3054\u3068\u306e\u58f2\u4e0a\u3068\u5e83\u544a\u8cbb\u3001\u5e02\u5834\u30b7\u30a7\u30a2\u306e\u95a2\u4fc2\u304c\u4ee5\u4e0b\u306e\u901a\u308a\u3060\u3068\u3057\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/05\/rfjj5.jpg\" alt=\"\" width=\"599\" height=\"226\" class=\"aligncenter size-full wp-image-6086\" \/><\/p>\n<p>\u305d\u3053\u3067\u3001\u300c\u58f2\u4e0a\u3068\u5e83\u544a\u8cbb\u300d\u300c\u58f2\u4e0a\u3068\u5e02\u5834\u30b7\u30a7\u30a2\u300d\u306b\u3064\u3044\u3066\u91cd\u76f8\u95a2\u4fc2\u6570\u3092\u8a08\u7b97\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u307e\u305a\u3001\u4ee5\u4e0b\u306e\u8868\u3092\u4f5c\u308a\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/05\/rfjj6.jpg\" alt=\"\" width=\"699\" height=\"256\" class=\"aligncenter size-full wp-image-6087\" \/><\/p>\n<p>\u3053\u308c\u306b\u3088\u308a\u58f2\u4e0aA\u3001\u5e83\u544a\u8cbbB\u3001\u5e02\u5834\u30b7\u30a7\u30a2C\u306e\u5e73\u5747\u5024\u3068\u5206\u6563\uff08\u6a19\u6e96\u504f\u5dee\uff09\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<p><strong>\u30fb\u58f2\u4e0aA\u306e\u5206\u6563\u3068\u6a19\u6e96\u504f\u5dee<\/strong><\/p>\n<p>\u58f2\u4e0aA\u306e\u5206\u6563\\(=\\displaystyle\\frac{30800}{6}\u22525133.33\\)<\/p>\n<p>\u58f2\u4e0aA\u306e\u6a19\u6e96\u504f\u5dee\\(=\\sqrt{5133.33}\u225271.65\\)<\/p>\n<p><strong>\u30fb\u5e83\u544a\u8cbbB\u306e\u5206\u6563\u3068\u6a19\u6e96\u504f\u5dee<\/strong><\/p>\n<p>\u5e83\u544a\u8cbbB\u306e\u5206\u6563\\(=\\displaystyle\\frac{1500}{6}=250\\)<\/p>\n<p>\u5e83\u544a\u8cbbB\u306e\u6a19\u6e96\u504f\u5dee\\(=\\sqrt{250}\u225215.81\\)<\/p>\n<p><strong>\u30fb\u5e02\u5834\u30b7\u30a7\u30a2C\u306e\u5206\u6563\u3068\u6a19\u6e96\u504f\u5dee<\/strong><\/p>\n<p>\u5e02\u5834\u30b7\u30a7\u30a2C\u306e\u5206\u6563\\(=\\displaystyle\\frac{4600}{6}\u2252766.67\\)<\/p>\n<p>\u5e02\u5834\u30b7\u30a7\u30a2C\u306e\u6a19\u6e96\u504f\u5dee\\(=\\sqrt{766.67}\u225227.69\\)<\/p>\n<p>\u6b21\u306b\u3001\u5171\u5206\u6563S<sub>AB<\/sub>\u3068\u5171\u5206\u6563S<sub>AC<\/sub>\u3092\u8a08\u7b97\u3057\u307e\u3057\u3087\u3046\u3002\u4ee5\u4e0b\u306e\u8868\u3092\u4f5c\u308a\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/05\/rfjj8.jpg\" alt=\"\" width=\"699\" height=\"286\" class=\"aligncenter size-full wp-image-6089\" \/><\/p>\n<p>\u8868\u3088\u308a\u3001\u5171\u5206\u6563S<sub>AB<\/sub>\u3068\u5171\u5206\u6563S<sub>AC<\/sub>\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\\(S_{AB}=\\displaystyle\\frac{2700}{6}=450\\)<\/p>\n<p>\\(S_{AC}=\\displaystyle\\frac{11800}{6}\u22521966.67\\)<\/p>\n<p>\u203b\u53c2\u8003\u307e\u3067\u306b\u3001\\(S_{BC}=\\displaystyle\\frac{1200}{6}=200\\)<\/p>\n<p>\u3053\u3046\u3057\u3066\u5171\u5206\u6563\u3092\u6c42\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u308c\u3070\u3001\u305d\u308c\u305e\u308c\u306e\u91cd\u76f8\u95a2\u4fc2\u6570r\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\\(r_{AB}=\\displaystyle\\frac{450}{71.65\u00d715.81}\u22520.397\\)<\/p>\n<p>\\(r_{AC}=\\displaystyle\\frac{1966.67}{71.65\u00d727.69}\u22520.991\\)<\/p>\n<p>\u3053\u3046\u3057\u3066\u3001AB\uff08\u58f2\u4e0a\u3068\u5e83\u544a\u8cbb\uff09\u306e\u76f8\u95a2\u306f0.397\u3068\u4f4e\u3044\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002\u4e00\u65b9\u3067AC\uff08\u58f2\u4e0a\u3068\u5e02\u5834\u30b7\u30a7\u30a2\uff09\u306e\u76f8\u95a2\u306f0.991\u3068\u975e\u5e38\u306b\u9ad8\u3044\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u3053\u306e\u7d50\u679c\u3067\u306f\u3001\u5e83\u544a\u8cbb\u3092\u3067\u304d\u308b\u3060\u3051\u6e1b\u3089\u3057\u3001\u5e02\u5834\u30b7\u30a7\u30a2\u3092\u53d6\u308b\u3053\u3068\u3092\u8003\u3048\u308c\u3070\u58f2\u308a\u4e0a\u3052\u3092\u4f38\u3070\u305b\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<p>\u5b9f\u969b\u306e\u8a08\u7b97\u306f\u8868\u8a08\u7b97\u30bd\u30d5\u30c8\u304c\u884c\u3046\u3082\u306e\u306e\u3001\u3053\u306e\u3088\u3046\u306a\u8a08\u7b97\u65b9\u6cd5\u306b\u3088\u3063\u3066\u91cd\u76f8\u95a2\u4fc2\u6570\u3092\u5f97\u308b\u3053\u3068\u3092\u7406\u89e3\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<h3>\u91cd\u56de\u5e30\u306e\u5f0f\u306e\u8a08\u7b97\uff1a\u56de\u5e30\u65b9\u7a0b\u5f0f\u3092\u8868\u8a08\u7b97\u30bd\u30d5\u30c8\u3067\u8a08\u7b97\u3059\u308b<\/h3>\n<p>\u306a\u304a\u91cd\u56de\u5e30\u306e\u5f0f\u3092\u5f97\u308b\u3068\u304d\u306b\u3064\u3044\u3066\u3082\u3001\u8868\u8a08\u7b97\u30bd\u30d5\u30c8\u3092\u7528\u3044\u3066\u884c\u3044\u307e\u3059\u3002\u4f8b\u3048\u3070\u56e0\u5b50\u304c3\u3064\u3067\u3042\u308a\u3001\u58f2\u4e0aA\u3092\\(z\\)\u3001\u5e83\u544a\u8cbbB\u3092\\(x\\)\u3001\u5e02\u5834\u30b7\u30a7\u30a2C\u3092\\(y\\)\u3068\u3059\u308b\u3068\u4ee5\u4e0b\u306e\u56de\u5e30\u65b9\u7a0b\u5f0f\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(z=ax+by+c\\)<\/li>\n<\/ul>\n<p>\u305d\u3053\u3067\u4fc2\u6570\\(a,b,c\\)\u3092\u8a08\u7b97\u3057\u307e\u3057\u3087\u3046\u3002\u8a08\u7b97\u5f0f\u306f\u975e\u5e38\u306b\u8907\u96d1\u306a\u305f\u3081\u3001\u624b\u8a08\u7b97\u3067\u306f\u306a\u304f\u3059\u3079\u3066\u306e\u8a08\u7b97\u3092\u8868\u8a08\u7b97\u30bd\u30d5\u30c8\u306b\u4efb\u305b\u307e\u3057\u3087\u3046\u3002\u4eca\u56de\u306e\u30c7\u30fc\u30bf\u306e\u5834\u5408\u3001\u4ee5\u4e0b\u306e\u7d50\u679c\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/05\/rfjj10.jpg\" alt=\"\" width=\"400\" height=\"347\" class=\"aligncenter size-full wp-image-6091\" 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loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/05\/rfjj11.jpg\" alt=\"\" width=\"494\" height=\"149\" class=\"aligncenter size-full wp-image-6093\" 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