{"categories":[],"published":"2005-01-13 23:15:54","url":"https://computeralgebra.hatenablog.com/entry/20050113/1105712154","image_url":null,"blog_url":"https://computeralgebra.hatenablog.com/","provider_name":"Hatena Blog","blog_title":"\u975e\u5c02\u9580\u7684\u30b7\u30f3\u30ae\u30e5\u30e9\u30ea\u30c6\u30a3\u30fc\u7814\u7a76\u6240","description":"x\u306e2\u4e57\u306e\u9805\u3001x\u306e\u9805\u3001\u5b9a\u6570\u9805\u306f\u305d\u308c\u305e\u308c\u307e\u3068\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u306e\u3067\u3001\u305d\u308c\u3092\u307e\u3068\u3081\u308b\u3068 2\u6b21\u65b9\u7a0b\u5f0f\u306f \u3068\u3044\u3046\u5f62\u306b\u66f8\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 a\u3001b\u3001c \u306f\u3042\u308b\u6570\u3092\u8868\u3057\u3066\u3044\u307e\u3059\u3002 \u3053\u306e2\u6b21\u65b9\u7a0b\u5f0f\u306f \u306e\u89e3\u306f(a \u2260 0 \u306e\u3068\u304d) \u3068\u306a\u308a\u307e\u3059\u3002 \u3053\u308c\u3092\u89e3\u306e\u516c\u5f0f\u3068\u3044\u3044\u307e\u3059\u3002 \u305f\u3068\u3048\u3070 \u306e\u89e3\u306f + \u306e\u65b9\u306f - \u306e\u65b9\u306f \u3068\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u306f x = 3 \u3068 x = 2 \u304c \u304c\u6210\u308a\u7acb\u3064\u3088\u3046\u306a x \u3060\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002 \u306e\u5de6\u8fba\u306b x = 3 \u3092\u4ee3\u5165\u3057\u3066\u8a08\u7b97\u3057\u3066\u307f\u308b\u3068 \u3068\u306a\u308a\u307e\u3059\u3002 \u307e\u305f x = 2 \u3092\u4ee3\u5165\u3057\u3066\u8a08\u7b97\u3057\u3066\u307f\u308b\u3068 \u3068\u306a\u308a\u307e\u3059\u3002 x = 3 \u3082 x = 2 \u3082 \u3092\u307f\u305f\u3059\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002","title":"\u89e3\u306e\u516c\u5f0f","author_name":"computeralgebra","author_url":"https://blog.hatena.ne.jp/computeralgebra/","provider_url":"https://hatena.blog","width":"100%","version":"1.0","type":"rich","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fcomputeralgebra.hatenablog.com%2Fentry%2F20050113%2F1105712154\" title=\"\u89e3\u306e\u516c\u5f0f - \u975e\u5c02\u9580\u7684\u30b7\u30f3\u30ae\u30e5\u30e9\u30ea\u30c6\u30a3\u30fc\u7814\u7a76\u6240\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>"}