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。\[ \begin{equation}\begin{split}【1/1】求函数arctan(4.05{(\frac{1}{cosh(\frac{2.4(X - 27.19)}{25} - 1.2)})}^{2}(\frac{1.2}{25}) - 5.7{(\frac{1}{cosh(\frac{2.4(X - 56.46)}{21.95} - 1.2)})}^{2}(\frac{1.2}{21.95})) 关于 x 的 1 阶导数:\\\end{split}\end{equation} \]
\[ \begin{equation}\begin{split}\\解:&\\ &原函数 = arctan(\frac{0.1944}{cosh(0.096X - 3.81024)} - \frac{0.311617312072893}{cosh(0.109339407744875X - 7.37330296127563)})\\&\color{blue}{函数的第 1 阶导数:}\\&\frac{d\left( arctan(\frac{0.1944}{cosh(0.096X - 3.81024)} - \frac{0.311617312072893}{cosh(0.109339407744875X - 7.37330296127563)})\right)}{dx}\\=&(\frac{(\frac{0.1944*-sinh(0.096X - 3.81024)(0 + 0)}{cosh^{2}(0.096X - 3.81024)} - \frac{0.311617312072893*-sinh(0.109339407744875X - 7.37330296127563)(0 + 0)}{cosh^{2}(0.109339407744875X - 7.37330296127563)})}{(1 + (\frac{0.1944}{cosh(0.096X - 3.81024)} - \frac{0.311617312072893}{cosh(0.109339407744875X - 7.37330296127563)})^{2})})\\=&0\\ \end{split}\end{equation} \]你的问题在这里没有得到解决?请到 热门难题 里面看看吧!