There are 1 questions in this calculation: for each question, the 1 derivative of a is calculated.
    Note that variables are case sensitive.
\[ \begin{equation}\begin{split}[1/1]Find\ the\ first\ derivative\ of\ function\ \frac{({d}^{2})}{(4a)}\ with\ respect\ to\ a：\\\end{split}\end{equation} \]\[ \begin{equation}\begin{split}\\Solution:&\\ &Primitive\ function\ = \frac{\frac{1}{4}d^{2}}{a}\\&\color{blue}{The\ first\ derivative\ function：}\\&\frac{d\left( \frac{\frac{1}{4}d^{2}}{a}\right)}{da}\\=&\frac{\frac{1}{4}d^{2}*-1}{a^{2}}\\=&\frac{-d^{2}}{4a^{2}}\\ \end{split}\end{equation} \]

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