本次共计算 1 个题目:每一题对 x 求 1 阶导数。
注意,变量是区分大小写的。\[ \begin{equation}\begin{split}【1/1】求函数\frac{-0.225(e^{0.0625(10.14 + x) - 2} - 0.0625e^{-(0.0625(10.14 + x) - 2)})}{(e^{0.0625(10.14 + x) - 2} + e^{-(0.0625(10.14 + x) - 2)})} 关于 x 的 1 阶导数:\\\end{split}\end{equation} \]
\[ \begin{equation}\begin{split}\\解:&\\ &原函数 = \frac{-0.225e^{0.0625x - 1.36625}}{(e^{0.0625x - 1.36625} + e^{-0.0625x + 1.36625})} + \frac{0.0140625e^{-0.0625x + 1.36625}}{(e^{0.0625x - 1.36625} + e^{-0.0625x + 1.36625})}\\&\color{blue}{函数的第 1 阶导数:}\\&\frac{d\left( \frac{-0.225e^{0.0625x - 1.36625}}{(e^{0.0625x - 1.36625} + e^{-0.0625x + 1.36625})} + \frac{0.0140625e^{-0.0625x + 1.36625}}{(e^{0.0625x - 1.36625} + e^{-0.0625x + 1.36625})}\right)}{dx}\\=&-0.225(\frac{-(e^{0.0625x - 1.36625}(0.0625 + 0) + e^{-0.0625x + 1.36625}(-0.0625 + 0))}{(e^{0.0625x - 1.36625} + e^{-0.0625x + 1.36625})^{2}})e^{0.0625x - 1.36625} - \frac{0.225e^{0.0625x - 1.36625}(0.0625 + 0)}{(e^{0.0625x - 1.36625} + e^{-0.0625x + 1.36625})} + 0.0140625(\frac{-(e^{0.0625x - 1.36625}(0.0625 + 0) + e^{-0.0625x + 1.36625}(-0.0625 + 0))}{(e^{0.0625x - 1.36625} + e^{-0.0625x + 1.36625})^{2}})e^{-0.0625x + 1.36625} + \frac{0.0140625e^{-0.0625x + 1.36625}(-0.0625 + 0)}{(e^{0.0625x - 1.36625} + e^{-0.0625x + 1.36625})}\\=&\frac{0.0140625e^{0.0625x - 1.36625}e^{0.0625x - 1.36625}}{(e^{0.0625x - 1.36625} + e^{-0.0625x + 1.36625})(e^{0.0625x - 1.36625} + e^{-0.0625x + 1.36625})} - \frac{0.0140625e^{-0.0625x + 1.36625}e^{0.0625x - 1.36625}}{(e^{0.0625x - 1.36625} + e^{-0.0625x + 1.36625})(e^{0.0625x - 1.36625} + e^{-0.0625x + 1.36625})} - \frac{0.0140625e^{0.0625x - 1.36625}}{(e^{0.0625x - 1.36625} + e^{-0.0625x + 1.36625})} - \frac{0.00087890625e^{0.0625x - 1.36625}e^{-0.0625x + 1.36625}}{(e^{0.0625x - 1.36625} + e^{-0.0625x + 1.36625})(e^{0.0625x - 1.36625} + e^{-0.0625x + 1.36625})} + \frac{0.00087890625e^{-0.0625x + 1.36625}e^{-0.0625x + 1.36625}}{(e^{0.0625x - 1.36625} + e^{-0.0625x + 1.36625})(e^{0.0625x - 1.36625} + e^{-0.0625x + 1.36625})} - \frac{0.00087890625e^{-0.0625x + 1.36625}}{(e^{0.0625x - 1.36625} + e^{-0.0625x + 1.36625})}\\ \end{split}\end{equation} \]你的问题在这里没有得到解决?请到 热门难题 里面看看吧!