本次共计算 1 个题目:每一题对 k 求 1 阶导数。
注意,变量是区分大小写的。\[ \begin{equation}\begin{split}【1/1】求函数sqrt(\frac{(bs + m(n + k + t) + ms - 1)bs(n + k + t)}{m}) 关于 k 的 1 阶导数:\\\end{split}\end{equation} \]
\[ \begin{equation}\begin{split}\\解:&\\ &原函数 = sqrt(\frac{b^{2}s^{2}n}{m} + \frac{b^{2}s^{2}k}{m} + \frac{b^{2}s^{2}t}{m} + 2bsnk + 2bsnt + bsn^{2} + bsk^{2} + 2bstk + bst^{2} + bs^{2}n + bs^{2}k + bs^{2}t - \frac{bsn}{m} - \frac{bsk}{m} - \frac{bst}{m})\\&\color{blue}{函数的第 1 阶导数:}\\&\frac{d\left( sqrt(\frac{b^{2}s^{2}n}{m} + \frac{b^{2}s^{2}k}{m} + \frac{b^{2}s^{2}t}{m} + 2bsnk + 2bsnt + bsn^{2} + bsk^{2} + 2bstk + bst^{2} + bs^{2}n + bs^{2}k + bs^{2}t - \frac{bsn}{m} - \frac{bsk}{m} - \frac{bst}{m})\right)}{dk}\\=&\frac{(0 + \frac{b^{2}s^{2}}{m} + 0 + 2bsn + 0 + 0 + bs*2k + 2bst + 0 + 0 + bs^{2} + 0 + 0 - \frac{bs}{m} + 0)*\frac{1}{2}}{(\frac{b^{2}s^{2}n}{m} + \frac{b^{2}s^{2}k}{m} + \frac{b^{2}s^{2}t}{m} + 2bsnk + 2bsnt + bsn^{2} + bsk^{2} + 2bstk + bst^{2} + bs^{2}n + bs^{2}k + bs^{2}t - \frac{bsn}{m} - \frac{bsk}{m} - \frac{bst}{m})^{\frac{1}{2}}}\\=&\frac{b^{2}s^{2}}{2(\frac{b^{2}s^{2}n}{m} + \frac{b^{2}s^{2}k}{m} + \frac{b^{2}s^{2}t}{m} + 2bsnk + 2bsnt + bsn^{2} + bsk^{2} + 2bstk + bst^{2} + bs^{2}n + bs^{2}k + bs^{2}t - \frac{bsn}{m} - \frac{bsk}{m} - \frac{bst}{m})^{\frac{1}{2}}m} + \frac{bsn}{(\frac{b^{2}s^{2}n}{m} + \frac{b^{2}s^{2}k}{m} + \frac{b^{2}s^{2}t}{m} + 2bsnk + 2bsnt + bsn^{2} + bsk^{2} + 2bstk + bst^{2} + bs^{2}n + bs^{2}k + bs^{2}t - \frac{bsn}{m} - \frac{bsk}{m} - \frac{bst}{m})^{\frac{1}{2}}} + \frac{bst}{(\frac{b^{2}s^{2}n}{m} + \frac{b^{2}s^{2}k}{m} + \frac{b^{2}s^{2}t}{m} + 2bsnk + 2bsnt + bsn^{2} + bsk^{2} + 2bstk + bst^{2} + bs^{2}n + bs^{2}k + bs^{2}t - \frac{bsn}{m} - \frac{bsk}{m} - \frac{bst}{m})^{\frac{1}{2}}} - \frac{bs}{2(\frac{b^{2}s^{2}n}{m} + \frac{b^{2}s^{2}k}{m} + \frac{b^{2}s^{2}t}{m} + 2bsnk + 2bsnt + bsn^{2} + bsk^{2} + 2bstk + bst^{2} + bs^{2}n + bs^{2}k + bs^{2}t - \frac{bsn}{m} - \frac{bsk}{m} - \frac{bst}{m})^{\frac{1}{2}}m} + \frac{bsk}{(\frac{b^{2}s^{2}n}{m} + \frac{b^{2}s^{2}k}{m} + \frac{b^{2}s^{2}t}{m} + 2bsnk + 2bsnt + bsn^{2} + bsk^{2} + 2bstk + bst^{2} + bs^{2}n + bs^{2}k + bs^{2}t - \frac{bsn}{m} - \frac{bsk}{m} - \frac{bst}{m})^{\frac{1}{2}}} + \frac{bs^{2}}{2(\frac{b^{2}s^{2}n}{m} + \frac{b^{2}s^{2}k}{m} + \frac{b^{2}s^{2}t}{m} + 2bsnk + 2bsnt + bsn^{2} + bsk^{2} + 2bstk + bst^{2} + bs^{2}n + bs^{2}k + bs^{2}t - \frac{bsn}{m} - \frac{bsk}{m} - \frac{bst}{m})^{\frac{1}{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!