{"url":"https://kojette.hatenadiary.org/entry/20090811/1249921698","description":"\u89e3\u7b54\u306e\u307f\u6de1\u3005\u3068\u3002 \u554f\u984c1. \u7bb1Y\u306bSA\u304c\u7121\u3044\u3088\u3001\u3068\u3044\u3046\u60c5\u5831\u304c\u51fa\u3066\u304f\u308b\u305f\u3081\u306b\u306f \u7bb1X\u306bSA\u304c\u5165\u308a (5/9) \u00d7 \u79c1\u304c\u30cf\u30ba\u30ec\u7bb1Y,Z\u304b\u3089Y\u3092\u9078\u3076 (1/2) = 5/18 \u7bb1Z\u306bSA\u304c\u5165\u308a (3/9) \u00d7 \u79c1\u304c\u30cf\u30ba\u30ec\u7bb1Y\u3092\u9078\u3076 (1/1) = 1/3 \u306e\u3069\u3061\u3089\u304b\u306e\u30eb\u30fc\u30c8\u3092\u901a\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001 \u7bb1Y\u306bSA\u304c\u7121\u3044\u3088\u3001\u3068\u3044\u3046\u60c5\u5831\u304c\u51fa\u3066\u304f\u308b\u78ba\u7387\u306f 5/18 + 1/3 = 11/18\u3002 \u3057\u305f\u304c\u3063\u3066\u3001\u5404\u30eb\u30fc\u30c8\u3092\u901a\u3063\u3066\u304d\u305f\u78ba\u7387\u306f (5/18)/(11/18) = 5/11 (1/3)/(11/18) = 6/11 \u306a\u306e\u3067\u3001\u7bb1Z\u306b\u5909\u3048\u308b\u3079\u304d\u3002 \u554f\u984c2. \u7bb1Y\u306bSA\u304c\u7121\u3044\u3088\u3001\u3068\u3044\u3046\u60c5\u5831\u304c\u51fa\u3066\u304f\u308b\u305f\u3081\u306b\u306f \u7bb1X\u306bSA\u2026","provider_url":"https://hatena.blog","title":"\u300c\u30c8\u30e9\u30f3\u30d7\u30683\u3064\u306e\u7bb1\u300d\u89e3\u7b54","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkojette.hatenadiary.org%2Fentry%2F20090811%2F1249921698\" title=\"\u300c\u30c8\u30e9\u30f3\u30d7\u30683\u3064\u306e\u7bb1\u300d\u89e3\u7b54 - kojette\u306e\u7814\u78e8\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_title":"kojette\u306e\u7814\u78e8\u65e5\u8a18","version":"1.0","author_name":"kojette","categories":[],"provider_name":"Hatena Blog","type":"rich","blog_url":"https://kojette.hatenadiary.org/","author_url":"https://blog.hatena.ne.jp/kojette/","width":"100%","image_url":null,"published":"2009-08-11 01:28:18"}