本次共计算 1 个题目:每一题对 x 求 4 阶导数。
注意,变量是区分大小写的。\[ \begin{equation}\begin{split}【1/1】求函数log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}} 关于 x 的 4 阶导数:\\\end{split}\end{equation} \]
\[ \begin{equation}\begin{split}\\解:&\\ &\color{blue}{函数的第 1 阶导数:}\\&\frac{d\left( log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}\right)}{dx}\\=&(\frac{(\frac{(1)}{(x}^{\frac{1}{5}})} - \frac{(1 + 0)log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{(x + \frac{1}{10})})}{(ln(x + \frac{1}{10}))})\\=&\frac{1}{x, \frac{1}{5})ln(x + \frac{1}{10})} - \frac{log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{(x + \frac{1}{10})ln(x + \frac{1}{10})}\\\\ &\color{blue}{函数的第 2 阶导数:} \\&\frac{d\left( \frac{1}{x, \frac{1}{5})ln(x + \frac{1}{10})} - \frac{log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{(x + \frac{1}{10})ln(x + \frac{1}{10})}\right)}{dx}\\=&\frac{-1}{x^{2}ln(x + \frac{1}{10})} + \frac{-(1 + 0)}{x, \frac{1}{5})ln^{2}(x + \frac{1}{10})(x + \frac{1}{10})} - \frac{(\frac{-(1 + 0)}{(x + \frac{1}{10})^{2}})log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{ln(x + \frac{1}{10})} - \frac{(\frac{(\frac{(1)}{(x}^{\frac{1}{5}})} - \frac{(1 + 0)log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{(x + \frac{1}{10})})}{(ln(x + \frac{1}{10}))})}{(x + \frac{1}{10})ln(x + \frac{1}{10})} - \frac{log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}*-(1 + 0)}{(x + \frac{1}{10})ln^{2}(x + \frac{1}{10})(x + \frac{1}{10})}\\=&\frac{-1}{x^{2}ln(x + \frac{1}{10})} - \frac{2}{(x + \frac{1}{10})x, \frac{1}{5})ln^{2}(x + \frac{1}{10})} + \frac{log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{(x + \frac{1}{10})^{2}ln(x + \frac{1}{10})} + \frac{2log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{(x + \frac{1}{10})^{2}ln^{2}(x + \frac{1}{10})}\\\\ &\color{blue}{函数的第 3 阶导数:} \\&\frac{d\left( \frac{-1}{x^{2}ln(x + \frac{1}{10})} - \frac{2}{(x + \frac{1}{10})x, \frac{1}{5})ln^{2}(x + \frac{1}{10})} + \frac{log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{(x + \frac{1}{10})^{2}ln(x + \frac{1}{10})} + \frac{2log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{(x + \frac{1}{10})^{2}ln^{2}(x + \frac{1}{10})}\right)}{dx}\\=&\frac{--2}{x^{3}ln(x + \frac{1}{10})} - \frac{-(1 + 0)}{x^{2}ln^{2}(x + \frac{1}{10})(x + \frac{1}{10})} - \frac{2(\frac{-(1 + 0)}{(x + \frac{1}{10})^{2}})}{x, \frac{1}{5})ln^{2}(x + \frac{1}{10})} - \frac{2*-1}{(x + \frac{1}{10})x^{2}ln^{2}(x + \frac{1}{10})} - \frac{2*-2(1 + 0)}{(x + \frac{1}{10})x, \frac{1}{5})ln^{3}(x + \frac{1}{10})(x + \frac{1}{10})} + \frac{(\frac{-2(1 + 0)}{(x + \frac{1}{10})^{3}})log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{ln(x + \frac{1}{10})} + \frac{(\frac{(\frac{(1)}{(x}^{\frac{1}{5}})} - \frac{(1 + 0)log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{(x + \frac{1}{10})})}{(ln(x + \frac{1}{10}))})}{(x + \frac{1}{10})^{2}ln(x + \frac{1}{10})} + \frac{log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}*-(1 + 0)}{(x + \frac{1}{10})^{2}ln^{2}(x + \frac{1}{10})(x + \frac{1}{10})} + \frac{2(\frac{-2(1 + 0)}{(x + \frac{1}{10})^{3}})log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{ln^{2}(x + \frac{1}{10})} + \frac{2(\frac{(\frac{(1)}{(x}^{\frac{1}{5}})} - \frac{(1 + 0)log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{(x + \frac{1}{10})})}{(ln(x + \frac{1}{10}))})}{(x + \frac{1}{10})^{2}ln^{2}(x + \frac{1}{10})} + \frac{2log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}*-2(1 + 0)}{(x + \frac{1}{10})^{2}ln^{3}(x + \frac{1}{10})(x + \frac{1}{10})}\\=&\frac{2}{x^{3}ln(x + \frac{1}{10})} + \frac{3}{(x + \frac{1}{10})x^{2}ln^{2}(x + \frac{1}{10})} + \frac{3}{(x + \frac{1}{10})^{2}x, \frac{1}{5})ln^{2}(x + \frac{1}{10})} + \frac{6}{(x + \frac{1}{10})^{2}x, \frac{1}{5})ln^{3}(x + \frac{1}{10})} - \frac{2log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{(x + \frac{1}{10})^{3}ln(x + \frac{1}{10})} - \frac{6log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{(x + \frac{1}{10})^{3}ln^{2}(x + \frac{1}{10})} - \frac{6log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{(x + \frac{1}{10})^{3}ln^{3}(x + \frac{1}{10})}\\\\ &\color{blue}{函数的第 4 阶导数:} \\&\frac{d\left( \frac{2}{x^{3}ln(x + \frac{1}{10})} + \frac{3}{(x + \frac{1}{10})x^{2}ln^{2}(x + \frac{1}{10})} + \frac{3}{(x + \frac{1}{10})^{2}x, \frac{1}{5})ln^{2}(x + \frac{1}{10})} + \frac{6}{(x + \frac{1}{10})^{2}x, \frac{1}{5})ln^{3}(x + \frac{1}{10})} - \frac{2log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{(x + \frac{1}{10})^{3}ln(x + \frac{1}{10})} - \frac{6log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{(x + \frac{1}{10})^{3}ln^{2}(x + \frac{1}{10})} - \frac{6log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{(x + \frac{1}{10})^{3}ln^{3}(x + \frac{1}{10})}\right)}{dx}\\=&\frac{2*-3}{x^{4}ln(x + \frac{1}{10})} + \frac{2*-(1 + 0)}{x^{3}ln^{2}(x + \frac{1}{10})(x + \frac{1}{10})} + \frac{3(\frac{-(1 + 0)}{(x + \frac{1}{10})^{2}})}{x^{2}ln^{2}(x + \frac{1}{10})} + \frac{3*-2}{(x + \frac{1}{10})x^{3}ln^{2}(x + \frac{1}{10})} + \frac{3*-2(1 + 0)}{(x + \frac{1}{10})x^{2}ln^{3}(x + \frac{1}{10})(x + \frac{1}{10})} + \frac{3(\frac{-2(1 + 0)}{(x + \frac{1}{10})^{3}})}{x, \frac{1}{5})ln^{2}(x + \frac{1}{10})} + \frac{3*-1}{(x + \frac{1}{10})^{2}x^{2}ln^{2}(x + \frac{1}{10})} + \frac{3*-2(1 + 0)}{(x + \frac{1}{10})^{2}x, \frac{1}{5})ln^{3}(x + \frac{1}{10})(x + \frac{1}{10})} + \frac{6(\frac{-2(1 + 0)}{(x + \frac{1}{10})^{3}})}{x, \frac{1}{5})ln^{3}(x + \frac{1}{10})} + \frac{6*-1}{(x + \frac{1}{10})^{2}x^{2}ln^{3}(x + \frac{1}{10})} + \frac{6*-3(1 + 0)}{(x + \frac{1}{10})^{2}x, \frac{1}{5})ln^{4}(x + \frac{1}{10})(x + \frac{1}{10})} - \frac{2(\frac{-3(1 + 0)}{(x + \frac{1}{10})^{4}})log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{ln(x + \frac{1}{10})} - \frac{2(\frac{(\frac{(1)}{(x}^{\frac{1}{5}})} - \frac{(1 + 0)log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{(x + \frac{1}{10})})}{(ln(x + \frac{1}{10}))})}{(x + \frac{1}{10})^{3}ln(x + \frac{1}{10})} - \frac{2log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}*-(1 + 0)}{(x + \frac{1}{10})^{3}ln^{2}(x + \frac{1}{10})(x + \frac{1}{10})} - \frac{6(\frac{-3(1 + 0)}{(x + \frac{1}{10})^{4}})log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{ln^{2}(x + \frac{1}{10})} - \frac{6(\frac{(\frac{(1)}{(x}^{\frac{1}{5}})} - \frac{(1 + 0)log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{(x + \frac{1}{10})})}{(ln(x + \frac{1}{10}))})}{(x + \frac{1}{10})^{3}ln^{2}(x + \frac{1}{10})} - \frac{6log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}*-2(1 + 0)}{(x + \frac{1}{10})^{3}ln^{3}(x + \frac{1}{10})(x + \frac{1}{10})} - \frac{6(\frac{-3(1 + 0)}{(x + \frac{1}{10})^{4}})log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{ln^{3}(x + \frac{1}{10})} - \frac{6(\frac{(\frac{(1)}{(x}^{\frac{1}{5}})} - \frac{(1 + 0)log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{(x + \frac{1}{10})})}{(ln(x + \frac{1}{10}))})}{(x + \frac{1}{10})^{3}ln^{3}(x + \frac{1}{10})} - \frac{6log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}*-3(1 + 0)}{(x + \frac{1}{10})^{3}ln^{4}(x + \frac{1}{10})(x + \frac{1}{10})}\\=&\frac{-6}{x^{4}ln(x + \frac{1}{10})} - \frac{8}{(x + \frac{1}{10})x^{3}ln^{2}(x + \frac{1}{10})} - \frac{6}{(x + \frac{1}{10})^{2}x^{2}ln^{2}(x + \frac{1}{10})} - \frac{12}{(x + \frac{1}{10})^{2}x^{2}ln^{3}(x + \frac{1}{10})} - \frac{8}{(x + \frac{1}{10})^{3}x, \frac{1}{5})ln^{2}(x + \frac{1}{10})} - \frac{24}{(x + \frac{1}{10})^{3}x, \frac{1}{5})ln^{3}(x + \frac{1}{10})} - \frac{24}{(x + \frac{1}{10})^{3}x, \frac{1}{5})ln^{4}(x + \frac{1}{10})} + \frac{6log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{(x + \frac{1}{10})^{4}ln(x + \frac{1}{10})} + \frac{22log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{(x + \frac{1}{10})^{4}ln^{2}(x + \frac{1}{10})} + \frac{36log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{(x + \frac{1}{10})^{4}ln^{3}(x + \frac{1}{10})} + \frac{24log_{x + \frac{1}{10}}^{x}^{\frac{1}{5}}}}{(x + \frac{1}{10})^{4}ln^{4}(x + \frac{1}{10})}\\ \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!