There are 1 questions in this calculation: for each question, the 1 derivative of x is calculated.
    Note that variables are case sensitive.
\[ \begin{equation}\begin{split}[1/1]Find\ the\ first\ derivative\ of\ function\ (997*1.25 + 311 + 997*1.5(1.292 - 0.01x))(1 + 0.92(0.02x + 0.5))\ with\ respect\ to\ x：\\\end{split}\end{equation} \]\[ \begin{equation}\begin{split}\\Solution:&\\ &Primitive\ function\ = 22.931x + 5.7224x + 35.5522224x - 14.955x - 0.275172x^{2} - 6.8793x + 5094.57656\\&\color{blue}{The\ first\ derivative\ function：}\\&\frac{d\left( 22.931x + 5.7224x + 35.5522224x - 14.955x - 0.275172x^{2} - 6.8793x + 5094.57656\right)}{dx}\\=&22.931 + 5.7224 + 35.5522224 - 14.955 - 0.275172*2x - 6.8793 + 0\\=& - 0.550344x + 42.3713224\\ \end{split}\end{equation} \]

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