本次共计算 1 个题目:每一题对 t 求 1 阶导数。
注意,变量是区分大小写的。\[ \begin{equation}\begin{split}【1/1】求函数arcsin(\frac{rsin(wt)}{sqrt({r}^{2} + {h}^{2} + 2rhcos(wt))}) 关于 t 的 1 阶导数:\\\end{split}\end{equation} \]
\[ \begin{equation}\begin{split}\\解:&\\ &原函数 = arcsin(\frac{rsin(wt)}{sqrt(2rhcos(wt) + h^{2} + r^{2})})\\&\color{blue}{函数的第 1 阶导数:}\\&\frac{d\left( arcsin(\frac{rsin(wt)}{sqrt(2rhcos(wt) + h^{2} + r^{2})})\right)}{dt}\\=&(\frac{(\frac{rcos(wt)w}{sqrt(2rhcos(wt) + h^{2} + r^{2})} + \frac{rsin(wt)*-(2rh*-sin(wt)w + 0 + 0)*\frac{1}{2}}{(2rhcos(wt) + h^{2} + r^{2})(2rhcos(wt) + h^{2} + r^{2})^{\frac{1}{2}}})}{((1 - (\frac{rsin(wt)}{sqrt(2rhcos(wt) + h^{2} + r^{2})})^{2})^{\frac{1}{2}})})\\=&\frac{rwcos(wt)}{(\frac{-r^{2}sin^{2}(wt)}{sqrt(2rhcos(wt) + h^{2} + r^{2})^{2}} + 1)^{\frac{1}{2}}sqrt(2rhcos(wt) + h^{2} + r^{2})} + \frac{r^{2}whsin^{2}(wt)}{(\frac{-r^{2}sin^{2}(wt)}{sqrt(2rhcos(wt) + h^{2} + r^{2})^{2}} + 1)^{\frac{1}{2}}(2rhcos(wt) + h^{2} + r^{2})^{\frac{3}{2}}}\\ \end{split}\end{equation} \]你的问题在这里没有得到解决?请到 热门难题 里面看看吧!