There are 1 questions in this calculation: for each question, the 1 derivative of x is calculated.
    Note that variables are case sensitive.
\[ \begin{equation}\begin{split}[1/1]Find\ the\ first\ derivative\ of\ function\ -0.0021x*3 + 0.0556x*2 + 0.0263x - 0.3759\ with\ respect\ to\ x：\\\end{split}\end{equation} \]\[ \begin{equation}\begin{split}\\Solution:&\\ &\color{blue}{The\ first\ derivative\ function：}\\&\frac{d\left( -0.0063x + 0.1112x + 0.0263x - 0.3759\right)}{dx}\\=&-0.0063 + 0.1112 + 0.0263 + 0\\=&0.1312\\ \end{split}\end{equation} \]

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