There are 1 questions in this calculation: for each question, the 2 derivative of x is calculated.
    Note that variables are case sensitive.
\[ \begin{equation}\begin{split}[1/1]Find\ the\ second\ derivative\ of\ function\ -1.082743309621xxx + 0.310309789795298xx + 2691.79774147144x - 10154.9328278\ with\ respect\ to\ x：\\\end{split}\end{equation} \]\[ \begin{equation}\begin{split}\\Solution:&\\ &Primitive\ function\ = -1.082743309621x^{3} + 0.310309789795298x^{2} + 2691.79774147144x - 10154.9328278\\&\color{blue}{The\ first\ derivative\ function：}\\&\frac{d\left( -1.082743309621x^{3} + 0.310309789795298x^{2} + 2691.79774147144x - 10154.9328278\right)}{dx}\\=&-1.082743309621*3x^{2} + 0.310309789795298*2x + 2691.79774147144 + 0\\=&-3.2482299288629x^{2} + 0.620619579590596x + 2691.79774147144\\\\ &\color{blue}{The\ second\ derivative\ of\ function:} \\&\frac{d\left( -3.2482299288629x^{2} + 0.620619579590596x + 2691.79774147144\right)}{dx}\\=&-3.2482299288629*2x + 0.620619579590596 + 0\\=&-6.4964598577259x + 0.620619579590596\\ \end{split}\end{equation} \]

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