y-sin(51+7)=5cos(51+7)(x-1) ; for y=f(x), y-f(1)=f'(1)(x-1);

来源: 网恋无罪于 2014-10-27 09:48:43 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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y-sin(5*1+7)=5cos(5*1+7)(x-1) ; for y=f(x), y-f(1)=f'(1)(x-1);