There are 1 questions in this calculation: for each question, the 1 derivative of x is calculated.
    Note that variables are case sensitive.
\[ \begin{equation}\begin{split}[1/1]Find\ the\ first\ derivative\ of\ function\ 5{x}^{4} - 44{x}^{3} + 138{x}^{2} - 180x + 81\ with\ respect\ to\ x：\\\end{split}\end{equation} \]\[ \begin{equation}\begin{split}\\Solution:&\\ &Primitive\ function\ = 5x^{4} - 44x^{3} + 138x^{2} - 180x + 81\\&\color{blue}{The\ first\ derivative\ function：}\\&\frac{d\left( 5x^{4} - 44x^{3} + 138x^{2} - 180x + 81\right)}{dx}\\=&5*4x^{3} - 44*3x^{2} + 138*2x - 180 + 0\\=&20x^{3} - 132x^{2} + 276x - 180\\ \end{split}\end{equation} \]

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