{"height":"190","provider_url":"https://hatena.blog","blog_title":"A4\u306e\u5b87\u5b99","url":"https://a4.hateblo.jp/entry/2019/01/09/220744","description":"\u6982\u8981 \u57fa\u6e96\u70b9\u3092\u3068\u3057\u305f\u30c6\u30a4\u30e9\u30fc\u5c55\u958b\u306f\u7279\u306b\u6709\u7528\u306a\u3053\u3068\u304c\u3042\u308a\u3001\u30de\u30af\u30ed\u30fc\u30ea\u30f3\u5c55\u958b\u3068\u547c\u3070\u308c\u308b\u3002\u306e\u30de\u30af\u30ed\u30fc\u30ea\u30f3\u5c55\u958b\u3092\u7528\u3044\u3066\u3001\u53ce\u675f\u534a\u5f84\u306e\u6982\u5ff5\u3092\u8aac\u660e\u3059\u308b\u3002 \u5c0e\u51fa \u3092\u57fa\u6e96\u306b\u3057\u3066\u306e\u30c6\u30a4\u30e9\u30fc\u5c55\u958b\u3092\u884c\u3046\u3002 \u3092\u5fae\u5206\u3057\u3066\u3092\u4ee3\u5165\u3057\u3001\u3092\u6c42\u3081\u308b\u3002 \u307e\u305a\u3067\u3042\u308b\u3002 \u4e00\u968e\u5fae\u5206 \\begin{eqnarray}f'(x)&=&\\frac{1}{x+1}(x+1)'\\\\&=&\\frac{1}{x+1}\\\\f'(0)&=&1\\\\\\end{eqnarray} \u4e8c\u968e\u5fae\u5206 \\begin{eqnarray}f''(x)&=&-\\frac{1}{(x+1)^2}(x+1)'\\\\&=&-\\frac{1}{(x+1)^2}\\\\f''(0)&=&-1\\\\\u2026","author_url":"https://blog.hatena.ne.jp/dai-ig/","provider_name":"Hatena Blog","author_name":"dai-ig","published":"2019-01-09 22:07:44","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fa4.hateblo.jp%2Fentry%2F2019%2F01%2F09%2F220744\" title=\"ln(x+1)\u306e\u30de\u30af\u30ed\u30fc\u30ea\u30f3\u5c55\u958b\u3068\u53ce\u675f\u534a\u5f84 \u305d\u306e1 - A4\u306e\u5b87\u5b99\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","title":"ln(x+1)\u306e\u30de\u30af\u30ed\u30fc\u30ea\u30f3\u5c55\u958b\u3068\u53ce\u675f\u534a\u5f84 \u305d\u306e1","version":"1.0","width":"100%","blog_url":"https://a4.hateblo.jp/","categories":["\u6570\u5b66","\u6570\u5217"],"image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/d/dai-ig/20190108/20190108220231.jpg","type":"rich"}