There are 1 questions in this calculation: for each question, the 1 derivative of x is calculated.
    Note that variables are case sensitive.
\[ \begin{equation}\begin{split}[1/1]Find\ the\ first\ derivative\ of\ function\ 3.3sin(40*3.14x + 1.5*3.14) + 6.7sin(40*3.14x + 3.14) + 10\ with\ respect\ to\ x：\\\end{split}\end{equation} \]\[ \begin{equation}\begin{split}\\Solution:&\\ &\color{blue}{The\ first\ derivative\ function：}\\&\frac{d\left( 3.3sin(125.6x + 4.71) + 6.7sin(125.6x + 3.14) + 10\right)}{dx}\\=&3.3cos(125.6x + 4.71)(125.6 + 0) + 6.7cos(125.6x + 3.14)(125.6 + 0) + 0\\=&414.48cos(125.6x + 4.71) + 841.52cos(125.6x + 3.14)\\ \end{split}\end{equation} \]

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