There are 1 questions in this calculation: for each question, the 1 derivative of x is calculated.
    Note that variables are case sensitive.
\[ \begin{equation}\begin{split}[1/1]Find\ the\ first\ derivative\ of\ function\ -(\frac{1}{(7.11x - 1)})ln(1848x - 259)\ with\ respect\ to\ x：\\\end{split}\end{equation} \]\[ \begin{equation}\begin{split}\\Solution:&\\ &Primitive\ function\ = \frac{-ln(1848x - 259)}{(7.11x - 1)}\\&\color{blue}{The\ first\ derivative\ function：}\\&\frac{d\left( \frac{-ln(1848x - 259)}{(7.11x - 1)}\right)}{dx}\\=&-(\frac{-(7.11 + 0)}{(7.11x - 1)^{2}})ln(1848x - 259) - \frac{(1848 + 0)}{(7.11x - 1)(1848x - 259)}\\=&\frac{7.11ln(1848x - 259)}{(7.11x - 1)(7.11x - 1)} - \frac{1848}{(7.11x - 1)(1848x - 259)}\\ \end{split}\end{equation} \]

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