本次共计算 1 个题目:每一题对 x 求 2 阶导数。
注意,变量是区分大小写的。\[ \begin{equation}\begin{split}【1/1】求函数0.2271 + \frac{0.8897}{(1 + {(\frac{x}{6.8416})}^{8.8146})} 关于 x 的 2 阶导数:\\\end{split}\end{equation} \]
\[ \begin{equation}\begin{split}\\解:&\\ &原函数 = \frac{0.8897}{(0.146164639850327x + 1)} + 0.2271\\&\color{blue}{函数的第 1 阶导数:}\\&\frac{d\left( \frac{0.8897}{(0.146164639850327x + 1)} + 0.2271\right)}{dx}\\=&0.8897(\frac{-(0.146164639850327 + 0)}{(0.146164639850327x + 1)^{2}}) + 0\\=&\frac{-0.1300426800748}{(0.146164639850327x + 1)(0.146164639850327x + 1)}\\\\ &\color{blue}{函数的第 2 阶导数:} \\&\frac{d\left( \frac{-0.1300426800748}{(0.146164639850327x + 1)(0.146164639850327x + 1)}\right)}{dx}\\=&\frac{-0.1300426800748(\frac{-(0.146164639850327 + 0)}{(0.146164639850327x + 1)^{2}})}{(0.146164639850327x + 1)} - \frac{0.130042680074836(\frac{-(0.146164639850327 + 0)}{(0.146164639850327x + 1)^{2}})}{(0.146164639850327x + 1)}\\=&\frac{0.0190076414983098}{(0.146164639850327x + 1)(0.146164639850327x + 1)(0.146164639850327x + 1)} + \frac{0.0190076414983098}{(0.146164639850327x + 1)(0.146164639850327x + 1)(0.146164639850327x + 1)}\\ \end{split}\end{equation} \]你的问题在这里没有得到解决?请到 热门难题 里面看看吧!