There are 1 questions in this calculation: for each question, the 4 derivative of x is calculated.
    Note that variables are case sensitive.
\[ \begin{equation}\begin{split}[1/1]Find\ the\ 4th\ derivative\ of\ function\ 0.0749{x}^{4} - 1.6644{x}^{3} + 9.8626{x}^{2} - 8.0981x + 53.169\ with\ respect\ to\ x：\\\end{split}\end{equation} \]\[ \begin{equation}\begin{split}\\Solution:&\\ &Primitive\ function\ = 0.0749x^{4} - 1.6644x^{3} + 9.8626x^{2} - 8.0981x + 53.169\\&\color{blue}{The\ first\ derivative\ function：}\\&\frac{d\left( 0.0749x^{4} - 1.6644x^{3} + 9.8626x^{2} - 8.0981x + 53.169\right)}{dx}\\=&0.0749*4x^{3} - 1.6644*3x^{2} + 9.8626*2x - 8.0981 + 0\\=&0.2996x^{3} - 4.9932x^{2} + 19.7252x - 8.0981\\\\ &\color{blue}{The\ second\ derivative\ of\ function:} \\&\frac{d\left( 0.2996x^{3} - 4.9932x^{2} + 19.7252x - 8.0981\right)}{dx}\\=&0.2996*3x^{2} - 4.9932*2x + 19.7252 + 0\\=&0.8988x^{2} - 9.9864x + 19.7252\\\\ &\color{blue}{The\ third\ derivative\ of\ function:} \\&\frac{d\left( 0.8988x^{2} - 9.9864x + 19.7252\right)}{dx}\\=&0.8988*2x - 9.9864 + 0\\=&1.7976x - 9.9864\\\\ &\color{blue}{The\ 4th\ derivative\ of\ function:} \\&\frac{d\left( 1.7976x - 9.9864\right)}{dx}\\=&1.7976 + 0\\=&1.7976\\ \end{split}\end{equation} \]

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