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

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