There are 1 questions in this calculation: for each question, the 9 derivative of x is calculated.
    Note that variables are case sensitive.
\[ \begin{equation}\begin{split}[1/1]Find\ the\ 9th\ derivative\ of\ function\ tan(x)\ with\ respect\ to\ x：\\\end{split}\end{equation} \]\[ \begin{equation}\begin{split}\\Solution:&\\ \\ &\color{blue}{The\ 9th\ derivative\ of\ function:} \\=&7936sec^{10}(x) + 137216tan^{2}(x)sec^{8}(x) + 185856tan^{4}(x)sec^{6}(x) + 31616tan^{6}(x)sec^{4}(x) + 256tan^{8}(x)sec^{2}(x)\\ \end{split}\end{equation} \]

Your problem has not been solved here? Please take a look at the  hot problems ！