There are 1 questions in this calculation: for each question, the 1 derivative of x is calculated.
    Note that variables are case sensitive.
\[ \begin{equation}\begin{split}[1/1]Find\ the\ first\ derivative\ of\ function\ -0.0004x*6 + 0.0142x*5 - 0.2153x*4 + 1.6286x*3 - 6.7537x*2 + 22.369x + 4.9965\ with\ respect\ to\ x：\\\end{split}\end{equation} \]\[ \begin{equation}\begin{split}\\Solution:&\\ &\color{blue}{The\ first\ derivative\ function：}\\&\frac{d\left( -0.0024x + 0.071x - 0.8612x + 4.8858x - 13.5074x + 22.369x + 4.9965\right)}{dx}\\=&-0.0024 + 0.071 - 0.8612 + 4.8858 - 13.5074 + 22.369 + 0\\=&12.9548\\ \end{split}\end{equation} \]

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