There are 1 questions in this calculation: for each question, the 1 derivative of x is calculated.
    Note that variables are case sensitive.
\[ \begin{equation}\begin{split}[1/1]Find\ the\ first\ derivative\ of\ function\ {-0.00003}^{4} + 0.0015{x}^{3} - 0.0299{x}^{2} + 0.2705x + 0.2761\ with\ respect\ to\ x：\\\end{split}\end{equation} \]\[ \begin{equation}\begin{split}\\Solution:&\\ &Primitive\ function\ = 0.0015x^{3} - 0.0299x^{2} + 0.2705x + 0.2761\\&\color{blue}{The\ first\ derivative\ function：}\\&\frac{d\left( 0.0015x^{3} - 0.0299x^{2} + 0.2705x + 0.2761\right)}{dx}\\=&0.0015*3x^{2} - 0.0299*2x + 0.2705 + 0\\=&0.0045x^{2} - 0.0598x + 0.2705\\ \end{split}\end{equation} \]

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