{"id":4731,"date":"2022-03-07T21:28:57","date_gmt":"2022-03-07T12:28:57","guid":{"rendered":"https:\/\/hatsudy.com\/jp\/?p=4731"},"modified":"2022-07-19T12:21:02","modified_gmt":"2022-07-19T03:21:02","slug":"p-proof","status":"publish","type":"post","link":"https:\/\/hatsudy.com\/jp\/p-proof.html","title":{"rendered":"\u547d\u984c\u3068\u8a3c\u660e\uff1a\u9006\u30fb\u88cf\u30fb\u5bfe\u5076\u3068\u80cc\u7406\u6cd5"},"content":{"rendered":"\n<p>\u96c6\u5408\u3068\u547d\u984c\u3092\u5b66\u3076\u3068\u304d\u3001\u547d\u984c\u306e\u8a3c\u660e\u3092\u3059\u308b\u3053\u3068\u304c\u983b\u7e41\u306b\u3042\u308a\u307e\u3059\u3002\u4e00\u3064\u306e\u547d\u984c\u306b\u5bfe\u3057\u3066\u3001\u771f\u306a\u306e\u304b\u507d\u306a\u306e\u304b\u78ba\u304b\u3081\u308b\u306e\u3067\u3059\u3002\u307e\u305f\u771f\u306e\u5834\u5408\u3001\u306a\u305c\u305d\u306e\u547d\u984c\u304c\u6b63\u3057\u3044\u306e\u304b\u8a3c\u660e\u3057\u307e\u3059\u3002<\/p>\n<p>\u8a3c\u660e\u3092\u3059\u308b\u3068\u304d\u3001\u3044\u304f\u3064\u304b\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002\u6700\u3082\u308f\u304b\u308a\u3084\u3059\u3044\u65b9\u6cd5\u3068\u3057\u3066\u306f\u3001\u547d\u984c\u304c\u6b63\u3057\u3044\u3053\u3068\u3092\u76f4\u63a5\u8a3c\u660e\u3059\u308b\u3084\u308a\u65b9\u3067\u3059\u3002\u4e00\u65b9\u3001\u5bfe\u5076\u3092\u5229\u7528\u3057\u3066\u8a3c\u660e\u3059\u308b\u65b9\u6cd5\u3082\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u547d\u984c\u306e\u9006\u3084\u88cf\u3001\u5bfe\u5076\u304c\u4f55\u304b\u3092\u7406\u89e3\u3057\u306a\u3051\u308c\u3070\u3044\u3051\u307e\u305b\u3093\u3002<\/p>\n<p>\u307e\u305f\u306f\u3001\u80cc\u7406\u6cd5\u3092\u7528\u3044\u3066\u8a3c\u660e\u3059\u308b\u65b9\u6cd5\u3082\u77e5\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u80cc\u7406\u6cd5\u3067\u306f\u547d\u984c\u3092\u5426\u5b9a\u3057\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001\u77db\u76fe\u304c\u3042\u308b\u304b\u3069\u3046\u304b\u3092\u63a2\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u3063\u3066\u8a3c\u660e\u3059\u308b\u306e\u304c\u80cc\u7406\u6cd5\u3067\u3059\u3002<\/p>\n<p>\u547d\u984c\u306e\u771f\u507d\u3092\u5224\u65ad\u3059\u308b\u3068\u304d\u3001\u8907\u6570\u306e\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u3053\u3067\u3001\u3069\u306e\u3088\u3046\u306b\u547d\u984c\u306e\u8a3c\u660e\u3092\u3059\u308c\u3070\u3044\u3044\u306e\u304b\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<h2>\u547d\u984c\u3092\u8a3c\u660e\u3059\u308b\u65b9\u6cd5<\/h2>\n<p>\u4e00\u3064\u306e\u547d\u984c\u306b\u3064\u3044\u3066\u3001\u305d\u308c\u304c\u6b63\u3057\u3044\u304b\u3069\u3046\u304b\u3092\u8a3c\u660e\u3059\u308b\u305f\u3081\u306b\u306f\u3069\u306e\u3088\u3046\u306b\u3059\u308c\u3070\u3044\u3044\u306e\u3067\u3057\u3087\u3046\u304b\u3002\u8a3c\u660e\u3059\u308b\u65b9\u6cd5\u3068\u3057\u3066\u306f\u3001\u76f4\u63a5\u7684\u306b\u8a3c\u660e\u3059\u308b\u65b9\u6cd5\u3068\u9593\u63a5\u7684\u306b\u8a3c\u660e\u3059\u308b\u65b9\u6cd5\u306e2\u7a2e\u985e\u304c\u3042\u308a\u307e\u3059\u3002\u6700\u3082\u308f\u304b\u308a\u3084\u3059\u3044\u8a3c\u660e\u65b9\u6cd5\u304c\u76f4\u63a5\u8a3c\u660e\u6cd5\u3067\u3059\u3002<\/p>\n<p><span style=\"color: #0000ff;\">\u76f4\u63a5\u8a3c\u660e\u6cd5\u3067\u306f\u3001\u306a\u305c\u547d\u984c\u304c\u6210\u308a\u7acb\u3064\u306e\u304b\u9806\u306b\u8aac\u660e\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/span>\u4f8b\u3048\u3070\u3001\u4ee5\u4e0b\u306e\u547d\u984c\u306e\u8a3c\u660e\u306f\u3069\u306e\u3088\u3046\u306b\u3059\u308c\u3070\u3044\u3044\u306e\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<ul>\n<li>\u6574\u6570\\(n\\)\u304c\u5076\u6570\u306a\u3089\u3001\\(n^2\\)\u306f\u5076\u6570\u306b\u306a\u308b<\/li>\n<\/ul>\n<p>\u3053\u306e\u8a3c\u660e\u3092\u3059\u308b\u305f\u3081\u3001\u6574\u6570\u3092\\(n\\)\u3092\\(2k\\)\u3068\u3057\u307e\u3057\u3087\u3046\u3002\u3059\u3079\u3066\u306e\u5076\u6570\u306f2\u306e\u500d\u6570\u3067\u3042\u308b\u305f\u3081\u3001\u5076\u6570\u306f\\(2k\\)\u3068\u8868\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\\(n^2\\)\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\\(n^2=(2k)^2=4k^2\\)<\/p>\n<p>\\(4k^2\\)\u306f2\u306e\u500d\u6570\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u6574\u6570\\(n\\)\u304c\u5076\u6570\u306a\u3089\u3001\\(n^2\\)\u306f\u5076\u6570\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306b\u3001\u547d\u984c\u304c\u6210\u308a\u7acb\u3064\u7406\u7531\u3092\u9806\u306b\u8aac\u660e\u3057\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<h3>\u547d\u984c\u304c\u507d\u306e\u5834\u5408\u3001\u53cd\u4f8b\u304c\u5b58\u5728\u3059\u308b<\/h3>\n<p>\u4e00\u65b9\u3067\u547d\u984c\u304c\u507d\u306e\u30b1\u30fc\u30b9\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u5834\u5408\u3001\u547d\u984c\u304c\u507d\u3067\u3042\u308b\u4f8b\uff08\u53cd\u4f8b\uff09\u3092\u8ff0\u3079\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002\u547d\u984c\u304c\u6210\u308a\u7acb\u305f\u306a\u3044\u6761\u4ef6\u304c1\u3064\u3067\u3082\u3042\u308b\u5834\u5408\u3001\u305d\u306e\u547d\u984c\u306f\u507d\u3067\u3059\u3002<\/p>\n<p>\u4f8b\u3048\u3070\u3001\u4ee5\u4e0b\u306e\u547d\u984c\u304c\u507d\u3067\u3042\u308b\u3053\u3068\u3092\u8a3c\u660e\u3059\u308b\u306b\u306f\u3069\u3046\u3059\u308c\u3070\u3044\u3044\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<ul>\n<li>\\(|a-2|&gt;3\\)\u306a\u3089\u3070\u3001\\(a&gt;5\\)\u3068\u306a\u308b<\/li>\n<\/ul>\n<p>\\(|a-2|&gt;3\\)\u3092\u89e3\u304f\u3068\u7b54\u3048\u306f\\(a&lt;-1,5&lt;a\\)\u3068\u306a\u308a\u307e\u3059\u3002\\(a&lt;-1\\)\u3067\u3042\u3063\u3066\u3082\u6210\u308a\u7acb\u3064\u305f\u3081\u3001\u5148\u307b\u3069\u306e\u547d\u984c\u306f\u507d\u3067\u3059\u3002\u3053\u306e\u3088\u3046\u306b\u547d\u984c\u304c\u6210\u308a\u7acb\u305f\u306a\u3044\u6761\u4ef6\u3092\u8ff0\u3079\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u3001\u547d\u984c\u304c\u507d\u3067\u3042\u308b\u3068\u8a3c\u660e\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2>\u9006\u30fb\u88cf\u30fb\u5bfe\u5076\u306e\u610f\u5473<\/h2>\n<p>\u6b21\u306b\u547d\u984c\u3092\u9593\u63a5\u7684\u306b\u8a3c\u660e\u3059\u308b\u65b9\u6cd5\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002\u305d\u306e\u524d\u306b\u547d\u984c\u306e\u9006\u3084\u88cf\u3001\u5bfe\u5076\u306b\u3064\u3044\u3066\u7406\u89e3\u3057\u306a\u3051\u308c\u3070\u3044\u3051\u307e\u305b\u3093\u3002\u547d\u984c\u306e\u9006\u3084\u88cf\u3001\u5bfe\u5076\u3068\u306f\u4f55\u306a\u306e\u3067\u3057\u3087\u3046\u304b\u3002\u547d\u984c\\(p\u21d2q\\)\u306b\u5bfe\u3057\u3066\u3001\u9006\u3084\u88cf\u3001\u5bfe\u5076\u306f\u305d\u308c\u305e\u308c\u4ee5\u4e0b\u306e\u95a2\u4fc2\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u9006\uff1a\\(q\u21d2p\\)<\/li>\n<li>\u88cf\uff1a\\(\\overline{p}\u21d2\\overline{q}\\)<\/li>\n<li>\u5bfe\u5076\uff1a\\(\\overline{q}\u21d2\\overline{p}\\)<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/03\/jfdr19.jpg\" alt=\"\" width=\"600\" height=\"363\" class=\"aligncenter size-full wp-image-4733\" \/><\/p>\n<p>\u4f8b\u3048\u3070\u3001\u4ee5\u4e0b\u306e\u547d\u984c\u304c\u3042\u308b\u3068\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(x=3\\)\u306a\u3089\u3070\u3001\\(x^2=9\\)<\/li>\n<\/ul>\n<p>\u3053\u306e\u547d\u984c\u306e\u9006\u3084\u88cf\u3001\u5bfe\u5076\u306f\u305d\u308c\u305e\u308c\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u9006\uff1a\\(x^2=9\\)\u306a\u3089\u3070\u3001\\(x=3\\)<\/li>\n<li>\u88cf\uff1a\\(x\u22603\\)\u306a\u3089\u3070\u3001\\(x^2\u22609\\)<\/li>\n<li>\u5bfe\u5076\uff1a\\(x^2\u22609\\)\u306a\u3089\u3070\u3001\\(x\u22603\\)<\/li>\n<\/ul>\n<p>\u305d\u308c\u305e\u308c\u3001\u3053\u306e\u3088\u3046\u306b\u5909\u63db\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3>\u547d\u984c\u3068\u305d\u306e\u5bfe\u5076\u306f\u771f\u507d\u304c\u4e00\u81f4\u3059\u308b<\/h3>\n<p>\u305d\u308c\u3067\u306f\u3001\u306a\u305c\u96c6\u5408\u3068\u547d\u984c\u3067\u9006\u3084\u88cf\u3001\u5bfe\u5076\u3092\u5b66\u3076\u3053\u3068\u304c\u91cd\u8981\u306b\u306a\u308b\u306e\u3067\u3057\u3087\u3046\u304b\u3002\u3053\u306e\u7406\u7531\u3068\u3057\u3066\u3001\u5bfe\u5076\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u547d\u984c\u304c\u6b63\u3057\u304b\u3069\u3046\u304b\u3092\u9593\u63a5\u7684\u306b\u8a3c\u660e\u3067\u304d\u308b\u304b\u3089\u3067\u3059\u3002\u3088\u308a\u8a73\u3057\u304f\u3044\u3046\u3068\u3001<span style=\"color: #ff0000;\">\u547d\u984c\u3068\u5bfe\u5076\u306e\u771f\u507d\u306f\u4e00\u81f4\u3057\u307e\u3059\u3002<\/span><\/p>\n<p>\u3064\u307e\u308a\u547d\u984c\u304c\u771f\u306e\u5834\u5408\u3001\u305d\u306e\u5bfe\u5076\u306f\u5fc5\u305a\u771f\u3067\u3059\u3002\u307e\u305f\u547d\u984c\u304c\u507d\u306e\u5834\u5408\u3001\u305d\u306e\u5bfe\u5076\u306f\u5fc5\u305a\u507d\u3067\u3059\u3002\u3064\u307e\u308a\u5bfe\u5076\u304c\u771f\u3067\u3042\u308b\u3053\u3068\u3092\u8a3c\u660e\u3059\u308c\u3070\u3001\u305d\u306e\u547d\u984c\u306f\u771f\u3067\u3042\u308b\u3068\u8a3c\u660e\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u547d\u984c\u304c\u771f\u306e\u3068\u304d\u3001\u9006\u3084\u88cf\u306f\u5fc5\u305a\u3057\u3082\u771f\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u5148\u307b\u3069\u306e\u4f8b\u3067\u3042\u308c\u3070\u3001\u4ee5\u4e0b\u306e\u547d\u984c\u306f\u507d\u3067\u3059\u3002<\/p>\n<ul>\n<li>\u9006\uff1a\\(x^2=9\\)\u306a\u3089\u3070\u3001\\(x=3\\)<\/li>\n<li>\u88cf\uff1a\\(x\u22603\\)\u306a\u3089\u3070\u3001\\(x^2\u22609\\)<\/li>\n<\/ul>\n<p>\u7406\u7531\u3068\u3057\u3066\u306f\\(x=-3\\)\u3067\u3042\u3063\u3066\u3082\u6210\u308a\u7acb\u3064\u304b\u3089\u3067\u3059\u3002\u4e00\u65b9\u3067\u5bfe\u5076\u306f\u3069\u3046\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<ul>\n<li>\u5bfe\u5076\uff1a\\(x^2\u22609\\)\u306a\u3089\u3070\u3001\\(x\u22603\\)<\/li>\n<\/ul>\n<p>\\(x^2\u22609\\)\u306e\u7b54\u3048\u306f\\(x\u2260\u00b13\\)\u3067\u3059\u3002\u305d\u306e\u305f\u3081\\(x^2\u22609\\)\u306a\u3089\u3070\u3001\u5fc5\u305a\\(x\u22603\\)\u3068\u306a\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u5bfe\u5076\u306f\u771f\u3067\u3059\u3002\u305d\u306e\u7406\u7531\u306b\u3064\u3044\u3066\u306f\u3001p\u3068q\u306e\u96c6\u5408\u3092\u305d\u308c\u305e\u308cP\u3068Q\u306b\u3059\u308b\u3068\u304d\u3001\u4ee5\u4e0b\u306e\u56f3\u306b\u3088\u3063\u3066\u8aac\u660e\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/03\/ttujd3.jpg\" alt=\"\" width=\"600\" height=\"283\" class=\"aligncenter size-full wp-image-4734\" \/><\/p>\n<p>\\(p\u21d2q\\)\u306e\u3068\u304d\u3001\u5fc5\u305a\\(P\u2282Q\\)\u3068\u306a\u308a\u307e\u3059\u3002Q\u304cP\u3092\u542b\u3080\u304b\u3089\u3053\u305d\u3001P\u304c\u3069\u306e\u3088\u3046\u306a\u5024\u3067\u3042\u3063\u3066\u3082Q\u3082\u6210\u308a\u7acb\u3061\u307e\u3059\u3002<\/p>\n<p>\u4e00\u65b9\u3001\\(\\overline{q}\u21d2\\overline{p}\\)\u306b\u3064\u3044\u3066\u306f\u3069\u3046\u3067\u3057\u3087\u3046\u304b\u3002\u56f3\u3092\u78ba\u8a8d\u3059\u308b\u3068\u3001\\(\\overline{Q}\u2282\\overline{P}\\)\u306b\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002\u3064\u307e\u308a\\(p\u21d2q\\)\u304c\u771f\u306e\u3068\u304d\u3001\\(\\overline{P}\\)\u306f\\(\\overline{Q}\\)\u3092\u542b\u3093\u3067\u3044\u307e\u3059\u3002\\(\\overline{Q}\\)\u306f\\(\\overline{P}\\)\u306e\u4e00\u90e8\u3067\u3042\u308b\u305f\u3081\u3001\\(\\overline{Q}\\)\u304c\u3069\u306e\u3088\u3046\u306a\u5024\u3067\u3042\u3063\u3066\u3082\\(\\overline{P}\\)\u3082\u6210\u308a\u7acb\u3061\u307e\u3059\u3002<\/p>\n<p>\u305d\u306e\u305f\u3081\u3001\\(p\u21d2q\\)\u304c\u771f\u306e\u3068\u304d\u3001\\(\\overline{q}\u21d2\\overline{p}\\)\u306f\u771f\u3067\u3059\u3002\u30d9\u30f3\u56f3\u3092\u78ba\u8a8d\u3059\u308b\u3068\u3001\u547d\u984c\u304c\u771f\u306e\u5834\u5408\u3001\u5fc5\u305a\u5bfe\u5076\u3082\u771f\u306b\u306a\u308b\u3068\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<h3>\u5bfe\u5076\u3092\u7528\u3044\u3066\u8a3c\u660e\u3059\u308b<\/h3>\n<p>\u305d\u308c\u3067\u306f\u3001\u5b9f\u969b\u306b\u5bfe\u5076\u3092\u7528\u3044\u3066\u8a3c\u660e\u3092\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u4ee5\u4e0b\u306e\u8a3c\u660e\u306f\u3069\u306e\u3088\u3046\u306b\u3059\u308c\u3070\u3044\u3044\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<ul>\n<li>\\(n^2\\)\u304c\u5076\u6570\u306a\u3089\u3001\u6574\u6570\\(n\\)\u306f\u5076\u6570\u306b\u306a\u308b<\/li>\n<\/ul>\n<p>\u3053\u306e\u547d\u984c\u306e\u5bfe\u5076\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u6574\u6570\\(n\\)\u304c\u5947\u6570\u306a\u3089\u3001\\(n^2\\)\u306f\u5947\u6570\u306b\u306a\u308b<\/li>\n<\/ul>\n<p>\u305d\u3053\u3067\u3001\u5bfe\u5076\u304c\u771f\u3067\u3042\u308b\u3053\u3068\u3092\u8a3c\u660e\u3057\u307e\u3057\u3087\u3046\u3002\u6574\u6570\\(n\\)\u3092\\(2k+1\\)\u3068\u3057\u307e\u3059\u3002\\(2k+1\\)\u306f\u5fc5\u305a\u5947\u6570\u306b\u306a\u308b\u304b\u3089\u3067\u3059\u3002\u6b21\u306b\u3001\\(n^2\\)\u3092\u8a08\u7b97\u3057\u307e\u3057\u3087\u3046\u3002\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\\(n^2\\)<\/p>\n<p>\\(=(2k+1)^2\\)<\/p>\n<p>\\(=4k^2+4k+1\\)<\/p>\n<p>\\(=4k(k+1)+1\\)<\/p>\n<p>\\(4k(k+1)\\)\u306f2\u500d\u6570\u3067\u3042\u308b\u305f\u3081\u3001\u3053\u306e\u5f0f\u306b1\u3092\u52a0\u3048\u308b\u3068\u5fc5\u305a\u5947\u6570\u306b\u306a\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\\(4k(k+1)+1\\)\u306f\u5947\u6570\u3067\u3059\u3002\u3053\u3046\u3057\u3066\u3001\u5bfe\u5076\u304c\u771f\u3067\u3042\u308b\u3068\u8a3c\u660e\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u5bfe\u5076\u304c\u771f\u3067\u3042\u308b\u305f\u3081\u3001\u547d\u984c\u306f\u771f\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2>\u80cc\u7406\u6cd5\u3092\u5229\u7528\u3059\u308b\u8a3c\u660e<\/h2>\n<p>\u547d\u984c\u304c\u771f\u3067\u3042\u308b\u3053\u3068\u3092\u9593\u63a5\u7684\u306b\u8a3c\u660e\u3059\u308b\u65b9\u6cd5\u306f\u307b\u304b\u306b\u3082\u3042\u308a\u307e\u3059\u3002\u305d\u308c\u304c<span style=\"color: #ff0000;\">\u80cc\u7406\u6cd5<\/span>\u3067\u3059\u3002\u5bfe\u5076\u3092\u5229\u7528\u3057\u3066\u306e\u8a3c\u660e\u304c\u96e3\u3057\u3044\u5834\u5408\u3001\u80cc\u7406\u6cd5\u3092\u5229\u7528\u3057\u3066\u8a3c\u660e\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u80cc\u7406\u6cd5\u3068\u306f\u3001\u77db\u76fe\u3092\u5229\u7528\u3057\u3066\u8a3c\u660e\u3059\u308b\u65b9\u6cd5\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u96c6\u5408A\u306b\u3064\u3044\u3066\u3001\u80cc\u7406\u6cd5\u3067\u306f\u5426\u5b9a\u3092\u3057\u307e\u3059\u3002\u3064\u307e\u308a\u3001\\(\\overline{A}\\)\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u4eee\u306b\\(\\overline{A}\\)\u304c\u6b63\u3057\u3044\u5834\u5408\u3001\\(\\overline{A}\\)\u306f\u771f\u3067\u306a\u3051\u308c\u3070\u3044\u3051\u307e\u305b\u3093\u3002\u3057\u304b\u3057\\(\\overline{A}\\)\u306b\u77db\u76fe\u304c\u3042\u308b\u5834\u5408\u3001\\(\\overline{A}\\)\u306f\u507d\u3067\u3059\u3002<\/p>\n<p>\u305d\u3053\u3067<span style=\"color: #0000ff;\">\\(\\overline{A}\\)\u304c\u8aa4\u308a\u3067\u3042\u308b\u3053\u3068\u3092\u8a3c\u660e\u3059\u308c\u3070\u3001A\u306f\u771f\u3068\u306a\u308a\u307e\u3059\u3002<\/span>\u4f8b\u3048\u3070\u3001A\u3068B\u306e2\u3064\u306e\u7bb1\u304c\u3042\u308b\u3068\u3057\u307e\u3059\u3002A\u307e\u305f\u306fB\u306e\u3046\u3061\u3001\u3069\u3061\u3089\u304b\u4e00\u65b9\u306b\u30dc\u30fc\u30eb\u304c\u5165\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/03\/ttujd5.jpg\" alt=\"\" width=\"400\" height=\"176\" class=\"aligncenter size-full wp-image-4735\" \/><\/p>\n<p>A\u306b\u30dc\u30fc\u30eb\u304c\u5165\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u8a3c\u660e\u3059\u308b\u305f\u3081\u306b\u306f\u3001B\u306b\u30dc\u30fc\u30eb\u304c\u5165\u3063\u3066\u3044\u306a\u3044\u3053\u3068\u3092\u8a3c\u660e\u3059\u308c\u3070\u3044\u3044\u3067\u3059\u3002\u3053\u306e\u5834\u5408\u3001A\u306e\u5426\u5b9a\u306f\\(\\overline{A}\\)\u3067\u3059\u3002\u307e\u305f\u4eca\u56de\u306e\u4f8b\u3067\u306f\\(\\overline{A}=B\\)\u3067\u3059\u3002\u305d\u3053\u3067\u3001B\u306b\u30dc\u30fc\u30eb\u304c\u5165\u3063\u3066\u3044\u308b\u3068\u4eee\u5b9a\u3057\u307e\u3057\u3087\u3046\u3002\u305f\u3060B\u306b\u30dc\u30fc\u30eb\u304c\u5165\u3063\u3066\u3044\u306a\u3044\u3068\u5224\u660e\u3057\u305f\u3001\u5185\u5bb9\u306f\u77db\u76fe\u3057\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001B\u306b\u30dc\u30fc\u30eb\u304c\u5165\u3063\u3066\u3044\u308b\u3053\u3068\u304c\u5426\u5b9a\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u96c6\u5408B\uff08\\(\\overline{A}\\)\uff09\u304c\u6b63\u3057\u304f\u306a\u3044\u3068\u308f\u304b\u3063\u305f\u305f\u3081\u3001\u30dc\u30fc\u30eb\u306fA\u306b\u5165\u3063\u3066\u3044\u308b\u3068\u308f\u304b\u308a\u307e\u3059\u3002\u3053\u3046\u3057\u3066\u3001\u96c6\u5408A\u304c\u6b63\u3057\u3044\u3068\u8aac\u660e\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u3088\u3046\u306b\u96c6\u5408A\u3092\u5426\u5b9a\u3057\u3001\\(\\overline{A}\\)\u306b\u7740\u76ee\u3057\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001\\(\\overline{A}\\)\u306b\u77db\u76fe\u3092\u898b\u3064\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u308c\u3070\u3001\u96c6\u5408A\u306f\u771f\u3067\u3042\u308b\u3068\u8a3c\u660e\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u304c\u80cc\u7406\u6cd5\u3067\u3059\u3002<\/p>\n<h3>\u5b9f\u969b\u306b\u80cc\u7406\u6cd5\u306b\u3088\u3063\u3066\u8a3c\u660e\u3059\u308b<\/h3>\n<p>\u305d\u308c\u3067\u306f\u3001\u5b9f\u969b\u306b\u80cc\u7406\u6cd5\u3092\u5229\u7528\u3057\u3066\u96c6\u5408\u304c\u6b63\u3057\u3044\u3053\u3068\u3092\u8a3c\u660e\u3057\u307e\u3057\u3087\u3046\u3002\u4f8b\u3048\u3070\u3001\u4ee5\u4e0b\u306e\u547d\u984c\u3092\u8a3c\u660e\u3059\u308b\u306b\u306f\u3069\u3046\u3059\u308c\u3070\u3044\u3044\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<ul>\n<li>\\(\\sqrt{2}+\\sqrt{3}\\)\u306f\u7121\u7406\u6570\u3067\u3042\u308b\u3002\u305f\u3060\u3057\u3001\\(\\sqrt{3}\\)\u306f\u7121\u7406\u6570\u3067\u3042\u308b\u3068\u65e2\u306b\u77e5\u3089\u308c\u3066\u3044\u308b\u3082\u306e\u3068\u3059\u308b<\/li>\n<\/ul>\n<p>\u5b9f\u6570\u306b\u306f\u6709\u7406\u6570\u3068\u7121\u7406\u6570\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305f\\(\\sqrt{2}+\\sqrt{3}\\)\u304c\u7121\u7406\u6570\u3067\u3042\u308b\u3053\u3068\u3092\u76f4\u63a5\u8a3c\u660e\u3059\u308b\u306e\u306f\u96e3\u3057\u3044\u3067\u3059\u3002\u305d\u3053\u3067\u3001\u9593\u63a5\u7684\u306b\u8a3c\u660e\u3059\u308b\u80cc\u7406\u6cd5\u3092\u5229\u7528\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u547d\u984c\u306e\u53cd\u5bfe\u3092\u8ff0\u3079\u308b\u5fc5\u8981\u304c\u3042\u308b\u305f\u3081\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5909\u3048\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(\\sqrt{2}+\\sqrt{3}\\)\u306f\u6709\u7406\u6570\u3067\u3042\u308b<\/li>\n<\/ul>\n<p>\u3064\u307e\u308a<span style=\"color: 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