{"id":1791,"date":"2020-11-07T14:37:05","date_gmt":"2020-11-07T05:37:05","guid":{"rendered":"https:\/\/hatsudy.com\/jp\/?p=1791"},"modified":"2022-07-20T18:45:21","modified_gmt":"2022-07-20T09:45:21","slug":"commutative","status":"publish","type":"post","link":"https:\/\/hatsudy.com\/jp\/commutative.html","title":{"rendered":"\u4ea4\u63db\u6cd5\u5247\u3068\u7d50\u5408\u6cd5\u5247\uff1a\u6570\u5b66\u3067\u306e\u8db3\u3057\u7b97\u3068\u639b\u3051\u7b97\u306e\u6cd5\u5247\u3068\u6210\u308a\u7acb\u305f\u306a\u3044\u4f8b"},"content":{"rendered":"\n<p>\u6570\u5b66\u3092\u5b66\u3076\u3068\u304d\u3001\u4ea4\u63db\u6cd5\u5247\u3068\u7d50\u5408\u6cd5\u5247\u306b\u3064\u3044\u3066\u6559\u3048\u3066\u3082\u3089\u3046\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u5c0f\u5b66\u6821\u3084\u4e2d\u5b66\u6821\u306a\u3069\u3067\u7fd2\u3046\u306e\u304c\u4ea4\u63db\u6cd5\u5247\u3068\u7d50\u5408\u6cd5\u5247\u3067\u3059\u3002<\/p>\n<p>\u4ea4\u63db\u6cd5\u5247\u3068\u7d50\u5408\u6cd5\u5247\u306f\u8db3\u3057\u7b97\u3068\u639b\u3051\u7b97\u3067\u6210\u308a\u7acb\u3061\u307e\u3059\u3002\u5f15\u304d\u7b97\u3068\u5272\u308a\u7b97\u3067\u306f\u3001\u4ea4\u63db\u6cd5\u5247\u3068\u7d50\u5408\u6cd5\u5247\u306f\u6210\u308a\u7acb\u3061\u307e\u305b\u3093\u3002\u305f\u3060\u3001\u5f15\u304d\u7b97\u306f\u8db3\u3057\u7b97\u306b\u3001\u5272\u308a\u7b97\u306f\u639b\u3051\u7b97\u306b\u5909\u63db\u3067\u304d\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u3059\u3079\u3066\u306e\u8a08\u7b97\u3067\u3053\u308c\u3089\u306e\u6cd5\u5247\u3092\u5229\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u6570\u5b66\u3067\u3053\u308c\u3089\u306e\u6cd5\u5247\u3092\u7406\u89e3\u3059\u308b\u306e\u306f\u91cd\u8981\u3067\u3059\u3002\u4ea4\u63db\u6cd5\u5247\u3068\u7d50\u5408\u6cd5\u5247\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u3042\u3089\u3086\u308b\u8a08\u7b97\u3092\u884c\u3048\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u4e2d\u5b66\u751f\u4ee5\u4e0a\u306e\u6570\u5b66\u3067\u306f\u5272\u308a\u7b97\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u304c\u306a\u304f\u306a\u308a\u307e\u3059\u304c\u3001\u4ea4\u63db\u6cd5\u5247\u3084\u7d50\u5408\u6cd5\u5247\u306b\u3088\u3063\u3066\u3053\u306e\u7406\u7531\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u305d\u3053\u3067\u4ea4\u63db\u6cd5\u5247\u3068\u7d50\u5408\u6cd5\u5247\u3092\u3069\u306e\u3088\u3046\u306b\u8003\u3048\u3001\u5fdc\u7528\u3059\u308c\u3070\u3044\u3044\u306e\u304b\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<h2>\u4ea4\u63db\u6cd5\u5247\u3068\u7d50\u5408\u6cd5\u5247\u306e\u6982\u8981<\/h2>\n<p>\u5c0f\u5b66\u6821\u307e\u305f\u306f\u4e2d\u5b66\u6821\u3067\u5b66\u3076\u4ea4\u63db\u6cd5\u5247\u3068\u7d50\u5408\u6cd5\u5247\u306b\u3064\u3044\u3066\u3001\u3069\u306e\u3088\u3046\u306a\u5185\u5bb9\u306b\u306a\u3063\u3066\u3044\u308b\u306e\u3067\u3057\u3087\u3046\u304b\u3002\u305d\u308c\u305e\u308c\u3092\u7c21\u5358\u306b\u8a18\u3059\u3068\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u4ea4\u63db\u6cd5\u5247\uff1a\u6570\u5b57\u3092\u5165\u308c\u66ff\u3048\u3066\u3082\u540c\u3058\u7b54\u3048\u306b\u306a\u308b\u6cd5\u5247<\/li>\n<li>\u7d50\u5408\u6cd5\u5247\uff1a\u304b\u3063\u3053\u306e\u5834\u6240\u3092\u5909\u3048\u3066\u3082\u540c\u3058\u7b54\u3048\u306b\u306a\u308b\u6cd5\u5247<\/li>\n<\/ul>\n<p>\u4ea4\u63db\u6cd5\u5247\u3068\u7d50\u5408\u6cd5\u5247\u306b\u3064\u3044\u3066\u306f\u3001<span 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size-full wp-image-1860\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2020\/11\/retew9.jpg\" alt=\"\" width=\"275\" height=\"181\" 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#0000ff;\">\u5f15\u304d\u7b97\u3092\u8db3\u3057\u7b97\u306b\u5909\u3048\u308b\u3053\u3068\u3067\u3001\u4ea4\u63db\u6cd5\u5247\u304c\u6210\u7acb\u3059\u308b\u3088\u3046\u306b\u306a\u308b\u304b\u3089\u3067\u3059\u3002\u5272\u308a\u7b97\u306b\u3064\u3044\u3066\u3082\u3001\u639b\u3051\u7b97\u306b\u76f4\u3059\u3053\u3068\u3067\u4ea4\u63db\u6cd5\u5247\u304c\u6210\u308a\u7acb\u3061\u307e\u3059\u3002<\/span><\/p>\n<p>\u8db3\u3057\u7b97\u3068\u5f15\u304d\u7b97\u306f\u540c\u3058\u3067\u3059\u3002\u5f15\u304d\u7b97\u306f\u8db3\u3057\u7b97\u306b\u76f4\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u4ee5\u4e0b\u306f\u3059\u3079\u3066\u540c\u3058\u8a08\u7b97\u5f0f\u3067\u3042\u308a\u3001\u540c\u3058\u7b54\u3048\u3067\u3059\u3002<\/p>\n<ul>\n<li>\\(4-2=2\\)<\/li>\n<li>\\(4+(-2)=2\\)<\/li>\n<\/ul>\n<p>\u6b63\u306e\u6570\u3068\u8ca0\u306e\u6570\u3092\u5b66\u3079\u3070\u3001\u8db3\u3057\u7b97\u3068\u5f15\u304d\u7b97\u306f\u540c\u3058\u3068\u7406\u89e3\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u524d\u8ff0\u306e\u901a\u308a\u3001\u8db3\u3057\u7b97\u3067\u3042\u308c\u3070\u4ea4\u63db\u6cd5\u5247\u304c\u6210\u308a\u7acb\u3061\u307e\u3059\u3002\u305d\u3053\u3067<span style=\"color: #ff0000;\">\u5f15\u304d\u7b97\u3092\u300c\u8ca0\u306e\u6570\u306e\u8db3\u3057\u7b97\u300d\u306b\u76f4\u3059\u3053\u3068\u3067\u3001\u4ea4\u63db\u6cd5\u5247\u304c\u6210\u7acb\u3057\u307e\u3059\u3002<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1861\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2020\/11\/retew10.jpg\" alt=\"\" width=\"268\" height=\"180\" \/><\/p>\n<p>\u91cd\u8981\u306a\u306e\u306f\u3001\u8ca0\u306e\u6570\u3067\u3042\u3063\u3066\u3082\u4ea4\u63db\u6cd5\u5247\u304c\u6210\u308a\u7acb\u3064\u3068\u3044\u3046\u4e8b\u5b9f\u3067\u3059\u3002\u5148\u307b\u3069\u3001\u5f15\u304d\u7b97\u306f\u4ea4\u63db\u6cd5\u5247\u304c\u6210\u308a\u7acb\u305f\u306a\u3044\u3068\u89e3\u8aac\u3057\u307e\u3057\u305f\u3002\u305f\u3060\u5b9f\u969b\u306b\u306f\u3001\u5f15\u304d\u7b97\u3092\u8db3\u3057\u7b97\u306b\u5909\u3048\u308b\u3053\u3068\u3067\u4ea4\u63db\u6cd5\u5247\u304c\u6210\u308a\u7acb\u3064\u305f\u3081\u3001\u5f15\u304d\u7b97\u3067\u3042\u3063\u3066\u3082\u52a0\u6cd5\u306e\u4ea4\u63db\u6cd5\u5247\u3092\u5229\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><strong>\u30fb\u5272\u308a\u7b97\u3067\u5206\u6570\u3092\u4f7f\u3044\u3001\u4ea4\u63db\u6cd5\u5247\u3092\u5229\u7528\u3059\u308b<\/strong><\/p>\n<p>\u540c\u3058\u3053\u3068\u306f\u5272\u308a\u7b97\u306b\u3082\u3044\u3048\u307e\u3059\u3002\u5272\u308a\u7b97\u3092\u639b\u3051\u7b97\u306b\u76f4\u3059\u3053\u3068\u3067\u3001\u4e57\u6570\u306e\u4ea4\u63db\u6cd5\u5247\u3092\u5229\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u3069\u306e\u3088\u3046\u306b\u3057\u3066\u3001\u5272\u308a\u7b97\u3092\u639b\u3051\u7b97\u306b\u76f4\u3059\u306e\u3067\u3057\u3087\u3046\u304b\u3002\u3053\u308c\u306b\u306f\u5206\u6570\u3092\u5229\u7528\u3057\u307e\u3059\u3002<span style=\"color: #0000ff;\">\u9006\u6570\u3092\u4f7f\u3046\u3053\u3068\u3067\u3001\u5272\u308a\u7b97\u3092\u5206\u6570\u306e\u639b\u3051\u7b97\u306b\u76f4\u3057\u307e\u3059\u3002<\/span>\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3001\u5272\u308a\u7b97\u306f\u5206\u6570\u306e\u639b\u3051\u7b97\u3067\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1842\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2020\/11\/tty7u1.jpg\" alt=\"\" width=\"550\" height=\"250\" \/><\/p>\n<p>\u524d\u8ff0\u306e\u901a\u308a\u3001\u639b\u3051\u7b97\u3067\u306f\u4ea4\u63db\u6cd5\u5247\u304c\u6210\u308a\u7acb\u3061\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3001\u5206\u6570\u3067\u3042\u3063\u3066\u3082\u639b\u3051\u7b97\u3067\u306f\u7b54\u3048\u304c\u540c\u3058\u3067\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1862\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2020\/11\/retew11.jpg\" alt=\"\" width=\"447\" height=\"323\" \/><\/p>\n<p>\u5f15\u304d\u7b97\u3092\u8db3\u3057\u7b97\u306b\u76f4\u3059\u5834\u5408\u3001\u30d7\u30e9\u30b9\u3068\u30de\u30a4\u30ca\u30b9\u306e\u7b26\u5408\u3092\u5909\u3048\u308b\u3060\u3051\u3067\u3044\u3044\u3067\u3059\u3002\u305f\u3060\u5272\u308a\u7b97\u306e\u5834\u5408\u3001\u5206\u6570\u306b\u76f4\u3055\u306a\u3051\u308c\u3070\u3044\u3051\u307e\u305b\u3093\u3002\u305d\u306e\u305f\u3081\u3072\u3068\u624b\u9593\u304c\u5fc5\u8981\u3067\u3059\u3002\u305f\u3060\u3044\u305a\u308c\u306b\u3057\u3066\u3082\u3001\u5272\u308a\u7b97\u3067\u3042\u3063\u3066\u3082\u4ea4\u63db\u6cd5\u5247\u3092\u5229\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2>\u304b\u3063\u3053\u306e\u5834\u6240\u3092\u5909\u3048\u3089\u308c\u308b\u7d50\u5408\u6cd5\u5247<\/h2>\n<p>\u4ea4\u63db\u6cd5\u5247\u3092\u5b66\u3076\u3068\u304d\u3001\u540c\u6642\u306b\u7fd2\u3046\u6cd5\u5247\u3068\u3057\u3066\u7d50\u5408\u6cd5\u5247\u304c\u3042\u308a\u307e\u3059\u3002\u7d50\u5408\u6cd5\u5247\u3068\u306f\u3001\u3069\u306e\u3088\u3046\u306a\u6cd5\u5247\u306a\u306e\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<p>\u304b\u3063\u3053\u306e\u5834\u6240\u3092\u81ea\u7531\u306b\u5909\u3048\u3089\u308c\u308b\u306e\u304c\u7d50\u5408\u6cd5\u5247\u3067\u3059\u3002<span style=\"color: #0000ff;\">\u4ea4\u63db\u6cd5\u5247\u3068\u540c\u3058\u3088\u3046\u306b\u3001\u7d50\u5408\u6cd5\u5247\u3082\u8db3\u3057\u7b97\uff08\u52a0\u6cd5\uff09\u3068\u639b\u3051\u7b97\uff08\u4e57\u6cd5\uff09\u306e\u307f\u6210\u7acb\u3057\u307e\u3059\u3002<\/span>\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3001\u8db3\u3057\u7b97\u3067\u306f\u304b\u3063\u3053\u306e\u5834\u6240\u3092\u5909\u3048\u3066\u3082\u7b54\u3048\u306f\u540c\u3058\u3067\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1868\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2020\/11\/retew13-1.jpg\" alt=\"\" width=\"542\" height=\"190\" \/><\/p>\n<p>\u7b97\u6570\u3084\u6570\u5b66\u3067\u306f\u3001\u304b\u3063\u3053\u306e\u4e2d\u3092\u5148\u306b\u8a08\u7b97\u3059\u308b\u3068\u3044\u3046\u30eb\u30fc\u30eb\u304c\u3042\u308a\u307e\u3059\u3002\u8db3\u3057\u7b97\u3067\u306f\u3001\u3069\u3053\u306b\u304b\u3063\u3053\u3092\u4ed8\u3051\u3066\u3082\u554f\u984c\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u540c\u3058\u3088\u3046\u306b\u3001<span style=\"color: #0000ff;\">\u639b\u3051\u7b97\u3067\u3082\u7d50\u5408\u6cd5\u5247\u304c\u6210\u308a\u7acb\u3061\u307e\u3059\u3002<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1869\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2020\/11\/retew14.jpg\" alt=\"\" width=\"600\" height=\"173\" \/><\/p>\n<p>\u306a\u305c\u3001\u7d50\u5408\u6cd5\u5247\u304c\u6210\u308a\u7acb\u3064\u306e\u3067\u3057\u3087\u3046\u304b\u3002\u305d\u308c\u306f\u3001\u304b\u3063\u3053\u304c\u3042\u3063\u3066\u3082\u306a\u304f\u3066\u3082\u610f\u5473\u304c\u540c\u3058\u3060\u304b\u3089\u3067\u3059\u3002\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3001\u304b\u3063\u3053\u3092\u6d88\u3057\u3066\u3082\u7b54\u3048\u306f\u540c\u3058\u3067\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1870\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2020\/11\/retew15.jpg\" alt=\"\" width=\"600\" height=\"196\" \/><\/p>\n<p>\u304b\u3063\u3053\u304c\u3042\u3063\u3066\u3082\u306a\u304f\u3066\u3082\u95a2\u4fc2\u306a\u3044\u305f\u3081\u3001\u3069\u3053\u306b\u304b\u3063\u3053\u3092\u4ed8\u3051\u3066\u3082\u7b54\u3048\u306f\u540c\u3058\u3067\u3059\u3002\u7d50\u5408\u6cd5\u5247\u3068\u3044\u3046\u306e\u306f\u3001\u5f53\u305f\u308a\u524d\u306e\u3053\u3068\u3092\u6cd5\u5247\u306b\u3057\u3066\u3044\u308b\u306b\u3059\u304e\u307e\u305b\u3093\u3002<\/p>\n<h3><strong>\u597d\u304d\u306a\u5834\u6240\u3092\u8a08\u7b97\u3067\u304d\u308b\u6cd5\u5247\u304c\u7d50\u5408\u6cd5\u5247<\/strong><\/h3>\n<p>\u7d50\u5408\u6cd5\u5247\u3068\u3044\u3046\u306e\u306f\u3001\u8981\u306f\u300c\u3069\u3053\u304b\u3089\u5148\u306b\u8a08\u7b97\u3057\u3066\u3082\u3044\u3044\u300d\u3068\u3044\u3046\u6cd5\u5247\u3067\u3059\u3002\u4f8b\u3048\u3070\u639b\u3051\u7b97\u3092\u3059\u308b\u3068\u304d\u3001\u6570\u5b57\u306e\u9806\u756a\u3092\u5909\u3048\u3066\u8a08\u7b97\u3057\u305f\u3053\u3068\u304c\u8ab0\u3067\u3082\u3042\u308b\u306f\u305a\u3067\u3059\u3002\u4f8b\u3048\u3070\u3001\u4ee5\u4e0b\u306e\u8a08\u7b97\u3092\u3069\u306e\u3088\u3046\u306b\u3059\u308b\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<ul>\n<li>\\(2\u00d76\u00d713\\)<\/li>\n<\/ul>\n<p>\u5de6\u304b\u3089\u9806\u306b\u8a08\u7b97\u3059\u308b\u3068\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(\\color{red}{2\u00d76}\u00d713=\\color{red}{12}\u00d713=156\\)<\/li>\n<\/ul>\n<p>\\(12\u00d713\\)\u306e\u8a08\u7b97\u3092\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001\u8a08\u7b97\u304c\u96e3\u3057\u304f\u306a\u308a\u307e\u3059\u3002\u305d\u3053\u3067<span style=\"color: #0000ff;\">\u7d50\u5408\u6cd5\u5247\u3092\u5229\u7528\u3057\u3001\u6570\u5b57\u306e\u9806\u756a\u3092\u5909\u3048\u307e\u3057\u3087\u3046\u3002<\/span>\u4f8b\u3048\u3070\u3001\\(2\u00d76\u00d713\\)\u3067\u306f\u306a\u304f\u3001\\(6\u00d713\u00d72\\)\u306b\u5f0f\u3092\u5909\u3048\u307e\u3059\u3002\u3053\u306e\u5834\u5408\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(\\color{red}{6\u00d713}\u00d72=\\color{red}{78}\u00d72=156\\)<\/li>\n<\/ul>\n<p>\u3053\u306e\u3088\u3046\u306b\u3001\u8a08\u7b97\u304c\u7c21\u5358\u306b\u306a\u308a\u307e\u3059\u30022\u6841\u540c\u58eb\u306e\u6570\u5b57\u306e\u639b\u3051\u7b97\u3092\u3059\u308b\u3088\u308a\u3082\u3001\u6841\u6570\u306e\u5c11\u306a\u3044\u6570\u5b57\u3092\u639b\u3051\u308b\u307b\u3046\u304c\u8a08\u7b97\u30df\u30b9\u306f\u5c11\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3>\u5f15\u304d\u7b97\u3068\u5272\u308a\u7b97\u306f\u7b26\u5408\u3092\u5909\u3048\u3066\u516c\u5f0f\u304c\u6210\u7acb\u3059\u308b<\/h3>\n<p>\u8db3\u3057\u7b97\u3084\u639b\u3051\u7b97\u306e\u5f0f\u306b\u6709\u52b9\u306a\u306e\u304c\u7d50\u5408\u6cd5\u5247\u3067\u3059\u3002\u5f15\u304d\u7b97\u3068\u5272\u308a\u7b97\u306b\u9069\u7528\u3067\u304d\u306a\u3044\u306e\u306f\u3001\u4ea4\u63db\u6cd5\u5247\u3068\u540c\u3058\u3067\u3059\u3002\u4f8b\u3048\u3070\u3001\u5f15\u304d\u7b97\u3067\u306f\u304b\u3063\u3053\u306e\u5834\u6240\u3092\u5909\u3048\u308b\u3053\u3068\u3067\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u7b54\u3048\u304c\u5909\u308f\u308a\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1875\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2020\/11\/trkuh1.jpg\" alt=\"\" width=\"511\" height=\"191\" \/><\/p>\n<p><span style=\"color: #0000ff;\">\u5f0f\u306b\u304b\u3063\u3053\u304c\u3042\u308b\u5834\u5408\u3001\u6700\u521d\u306b\u304b\u3063\u3053\u306e\u4e2d\u3092\u8a08\u7b97\u3057\u306a\u3051\u308c\u3070\u3044\u3051\u307e\u305b\u3093\u3002<\/span>\u305d\u306e\u305f\u3081\u5f15\u304d\u7b97\u304c\u3042\u308b\u3068\u3001\u7d50\u5408\u6cd5\u5247\u306b\u3088\u3063\u3066\u7b54\u3048\u304c\u5909\u308f\u308a\u307e\u3059\u3002<\/p>\n<p>\u540c\u3058\u3053\u3068\u306f\u5272\u308a\u7b97\u306b\u3082\u8d77\u3053\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3001\u304b\u3063\u3053\u306e\u5834\u6240\u304c\u5909\u308f\u308b\u3053\u3068\u3067\u7b54\u3048\u304c\u5909\u5316\u3057\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1877\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2020\/11\/trkuh3.jpg\" alt=\"\" width=\"600\" height=\"172\" \/><\/p>\n<p>\u5f15\u304d\u7b97\u3068\u5272\u308a\u7b97\u306b\u3064\u3044\u3066\u306f\u3001\u7d50\u5408\u6cd5\u5247\u304c\u6210\u308a\u7acb\u3061\u307e\u305b\u3093\u3002<\/p>\n<p><strong>\u30fb\u8db3\u3057\u7b97\u307e\u305f\u306f\u639b\u3051\u7b97\u306b\u76f4\u3057\u3066\u8a08\u7b97\u3059\u308b<\/strong><\/p>\n<p>\u305f\u3060\u3001\u5b9f\u969b\u306b\u306f\u5f15\u304d\u7b97\u3084\u5272\u308a\u7b97\u304c\u3042\u3063\u3066\u3082\u554f\u984c\u3042\u308a\u307e\u305b\u3093\u3002<span style=\"color: #0000ff;\">\u4ea4\u63db\u6cd5\u5247\u3068\u540c\u3058\u3088\u3046\u306b\u3001\u5f15\u304d\u7b97\u306f\u8db3\u3057\u7b97\u306b\u3001\u5272\u308a\u7b97\u3092\u639b\u3051\u7b97\u306b\u76f4\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/span>\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1878\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2020\/11\/trkuh4.jpg\" alt=\"\" width=\"600\" height=\"216\" \/><\/p>\n<p>\u8db3\u3057\u7b97\u307e\u305f\u306f\u639b\u3051\u7b97\u306e\u8a08\u7b97\u5f0f\u306b\u76f4\u3059\u3053\u3068\u304c\u3067\u304d\u3001\u7d50\u5408\u6cd5\u5247\u304c\u6210\u308a\u7acb\u3064\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u3069\u3053\u306b\u304b\u3063\u3053\u3092\u4ed8\u3051\u3066\u3082\u540c\u3058\u7b54\u3048\u3067\u3059\u3002\u3064\u307e\u308a\u3001<span style=\"color: #ff0000;\">\u3069\u306e\u5834\u6240\u304b\u3089\u5148\u306b\u8a08\u7b97\u3092\u3057\u3066\u3082\u3044\u3044\u3067\u3059\u3002<\/span><\/p>\n<p>\u7d50\u5408\u6cd5\u5247\u3067\u306f\u3001\u4e00\u822c\u7684\u306b\u5f15\u304d\u7b97\u3068\u5272\u308a\u7b97\u3067\u5229\u7528\u3067\u304d\u306a\u3044\u3068\u3044\u308f\u308c\u3066\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u8db3\u3057\u7b97\u307e\u305f\u306f\u639b\u3051\u7b97\u306e\u5f0f\u306b\u76f4\u3059\u3053\u3068\u3067\u3001\u7d50\u5408\u6cd5\u5247\u304c\u6210\u308a\u7acb\u3064\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u7d50\u5408\u6cd5\u5247\u306f\u3059\u3079\u3066\u306e\u8a08\u7b97\u3067\u5229\u7528\u3067\u304d\u308b\u6cd5\u5247\u3067\u3059\u3002<\/p>\n<h2>\u6570\u5b66\u3067\u5272\u308a\u7b97\u3092\u5229\u7528\u305b\u305a\u3001\u9006\u6570\uff08\u5206\u6570\uff09\u306e\u639b\u3051\u7b97\u3092\u4f7f\u3046<\/h2>\n<p>\u305d\u308c\u3067\u306f\u3001\u306a\u305c\u5c0f\u5b66\u6821\u306e\u7b97\u6570\u3084\u4e2d\u5b66\u6821\u306e\u6570\u5b66\u3092\u542b\u3081\u3001\u4ea4\u63db\u6cd5\u5247\u3068\u7d50\u5408\u6cd5\u5247\u3092\u7406\u89e3\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u306e\u3067\u3057\u3087\u3046\u304b\u3002\u3053\u308c\u306f\u3001\u3088\u308a\u7c21\u5358\u306b\u8a08\u7b97\u3092\u3059\u308b\u305f\u3081\u306b\u5fc5\u9808\u3060\u304b\u3089\u3067\u3059\u3002\u7279\u306b\u5272\u308a\u7b97\u306e\u8a08\u7b97\u3067\u306f\u3001\u7d50\u5408\u6cd5\u5247\u3068\u4ea4\u63db\u6cd5\u5247\u306e\u7406\u89e3\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n<p>\u5f15\u304d\u7b97\u3092\u8db3\u3057\u7b97\u306b\u76f4\u3059\u3068\u304d\u3001\u3084\u308a\u65b9\u306f\u7c21\u5358\u3067\u3059\u3002\u8db3\u3057\u7b97\u306b\u3057\u305f\u5f8c\u3001\u30de\u30a4\u30ca\u30b9\u306e\u6570\u306b\u3059\u308b\u3060\u3051\u3067\u3059\u3002\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(2\\color{red}{-3}=2\\color{red}{+(-3)}\\)<\/li>\n<\/ul>\n<p>\u4e00\u65b9\u3067\u5272\u308a\u7b97\u306b\u3064\u3044\u3066\u306f\u3001\u305d\u306e\u307e\u307e\u306e\u72b6\u614b\u3067\u306f\u8a08\u7b97\u3067\u304d\u307e\u305b\u3093\u3002\u5272\u308a\u7b97\u3092\u639b\u3051\u7b97\u306b\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u5206\u6570\u306e\u639b\u3051\u7b97\u306b\u76f4\u3059\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u9006\u6570\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u5f62\u3092\u5909\u3048\u306a\u3051\u308c\u3070\u3044\u3051\u307e\u305b\u3093\u3002<\/p>\n<ul>\n<li>\\(2\\color{red}{\u00f73}=2\\color{red}{\u00d7\\displaystyle\\frac{1}{3}}\\)<\/li>\n<\/ul>\n<p>\u639b\u3051\u7b97\u3060\u3051\u306e\u5f0f\u306b\u3059\u308b\u3053\u3068\u3067\u3001\u3069\u3053\u304b\u3089\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u7d50\u5408\u6cd5\u5247\u3068\u4ea4\u63db\u6cd5\u5247\u304c\u6210\u308a\u7acb\u305f\u306a\u3044\u3053\u3068\u304b\u3089\u3001\u4e2d\u5b66\u4ee5\u4e0a\u306e\u6570\u5b66\u3067\u5272\u308a\u7b97\u3092\u4f7f\u3046\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002<span style=\"color: #0000ff;\">\u4e2d\u5b66\u6821\u3084\u9ad8\u6821\u306e\u6570\u5b66\u3092\u542b\u3081\u3001\u6570\u5b66\u3067\u306f\u5272\u308a\u7b97\u3092\u4f7f\u308f\u306a\u3044\u306e\u3067\u3059\u3002<\/span>\u305d\u3046\u3067\u306f\u306a\u304f\u3001\u5272\u308a\u7b97\u3092\u5206\u6570\u306b\u76f4\u3057\u305f\u5f8c\u306b\u8a08\u7b97\u3057\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f\u5272\u308a\u7b97\u306e\u5834\u5408\u3001\u5272\u308a\u5207\u308c\u306a\u3044\u30b1\u30fc\u30b9\u306f\u975e\u5e38\u306b\u591a\u3044\u3067\u3059\u3002\u4e00\u65b9\u3067\u5206\u6570\u3067\u3042\u308c\u3070\u3001\u5272\u308a\u5207\u308c\u306a\u3044\u5834\u5408\u3067\u3042\u3063\u3066\u3082\u7b54\u3048\u3092\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u5272\u308a\u7b97\u306f\u5229\u4fbf\u6027\u304c\u60aa\u304f\u3001\u6570\u5b66\u3067\u306e\u5229\u7528\u5834\u9762\u306f\u307b\u307c\u306a\u3044\u3068\u7406\u89e3\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u306a\u305c\u3001\u4e2d\u5b66\u4ee5\u4e0a\u306e\u6570\u5b66\u3067\u5168\u54e1\u304c\u5272\u308a\u7b97\u3092\u639b\u3051\u7b97\u306b\u76f4\u3059\u306e\u304b\u306e\u7406\u7531\u3068\u3057\u3066\u306f\u3001\u4ea4\u63db\u6cd5\u5247\u3068\u7d50\u5408\u6cd5\u5247\u3092\u5229\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u3053\u3068\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002\u305d\u306e\u307b\u3046\u304c\u5727\u5012\u7684\u306b\u8a08\u7b97\u3057\u3084\u3059\u304f\u306a\u308a\u3001\u8a08\u7b97\u30df\u30b9\u304c\u5c11\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2>\u7df4\u7fd2\u554f\u984c\uff1a\u30d7\u30e9\u30b9\u3068\u30de\u30a4\u30ca\u30b9\u306e\u6570\u306e\u4ea4\u63db\u6cd5\u5247\u3068\u7d50\u5408\u6cd5\u5247<\/h2>\n<p><strong>Q1.<\/strong>\u00a0\u6b21\u306e\u8a08\u7b97\u3092\u3057\u307e\u3057\u3087\u3046<\/p>\n<ol style=\"list-style-type: lower-alpha;\">\n<li>\\((6\u00f715)\u00d75\\)<\/li>\n<li class=\"odd\">\\(-4\u00f73\u00f76\u00d715\\)<\/li>\n<\/ol>\n<p><strong>A1.<\/strong>\u00a0\u89e3\u7b54<\/p>\n<p>\u8db3\u3057\u7b97\u3068\u5f15\u304d\u7b97\u306b\u3064\u3044\u3066\u306f\u3001\u4ea4\u63db\u6cd5\u5247\u3068\u7d50\u5408\u6cd5\u5247\u3092\u5229\u7528\u3059\u308b\u3068\u304d\u3001\u7279\u306b\u30c8\u30e9\u30d6\u30eb\u306a\u304f\u554f\u984c\u3092\u89e3\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4e00\u65b9\u3067<span style=\"color: #0000ff;\">\u5272\u308a\u7b97\u304c\u542b\u307e\u308c\u308b\u5834\u5408\u3001\u5206\u6570\u306e\u639b\u3051\u7b97\u306b\u76f4\u3059\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/span>\u305d\u3053\u3067\u9006\u6570\u3092\u5229\u7528\u3057\u3001\u5206\u6570\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p><strong>(a)<\/strong><\/p>\n<p>\\((6\\color{red}{\u00f715})\u00d75\\)<\/p>\n<p>\\(\uff1d(6\\color{red}{\u00d7\\displaystyle\\frac{1}{15}})\u00d75\\)<\/p>\n<p>\\(=6\u00d7\\displaystyle\\frac{1}{3}=2\\)<\/p>\n<p>\u5272\u308a\u7b97\u3067\u306f\u3001\u5fc5\u305a\u5206\u6570\u306e\u639b\u3051\u7b97\u306b\u76f4\u3057\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001\u3053\u306e\u8a08\u7b97\u3067\u306f\u5148\u306b\u300c\\(\\displaystyle\\frac{1}{15}\u00d75=\\displaystyle\\frac{1}{3}\\)\u300d\u3092\u8a08\u7b97\u3057\u3066\u3044\u307e\u3059\u3002\u300c\\(6\u00d7\\displaystyle\\frac{1}{15}\\)\u300d\u3088\u308a\u3082\u8a08\u7b97\u304c\u7c21\u5358\u3060\u304b\u3089\u3067\u3059\u3002<\/p>\n<p><strong>(b)<\/strong><\/p>\n<p>\\(-4\u00f73\u00f76\u00d715\\)<\/p>\n<p>\\(=-4\u00d7\\displaystyle\\frac{1}{3}\u00d7\\displaystyle\\frac{1}{6}\u00d715\\)<\/p>\n<p>\\(=\\color{red}{-4\u00d7\\displaystyle\\frac{1}{6}}\u00d7\\color{blue}{\\displaystyle\\frac{1}{3}\u00d715}\\)<\/p>\n<p>\\(=\\color{red}{-\\displaystyle\\frac{2}{3}}\u00d7\\color{blue}{5}\\)<\/p>\n<p>\\(=-\\displaystyle\\frac{10}{3}\\)<\/p>\n<p>\u6700\u521d\u3001\u5272\u308a\u7b97\u3092\u5206\u6570\u306e\u639b\u3051\u7b97\u306b\u76f4\u3057\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001\u4ea4\u63db\u6cd5\u5247\u3068\u7d50\u5408\u6cd5\u5247\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u8a08\u7b97\u3057\u3084\u3059\u3044\u3088\u3046\u306b\u6570\u5b57\u3092\u5165\u308c\u66ff\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\\(-4\u00d7\\displaystyle\\frac{1}{3}\\)\u3084\\(\\displaystyle\\frac{1}{6}\u00d715\\)\u3067\u306f\u8a08\u7b97\u304c\u96e3\u3057\u3044\u3067\u3059\u3002\u307e\u305f\u3001\u5206\u6570\u540c\u58eb\u306e\u639b\u3051\u7b97\u3082\u96e3\u3057\u3044\u3067\u3059\u3002<\/p>\n<p>\u4e00\u65b9\u3067\\(-4 \u00d7 \\displaystyle\\frac{1}{6}\\)\u3084\\(\\displaystyle\\frac{1}{3}\u00d715\\)\u3067\u3042\u308c\u3070\u3001\u6570\u5b57\u3092\u5c0f\u3055\u304f\u3067\u304d\u308b\u306e\u3067\u8a08\u7b97\u304c\u7c21\u5358\u3067\u3059\u3002<span style=\"color: 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style=\"color: 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