There are 1 questions in this calculation: for each question, the 2 derivative of x is calculated.
    Note that variables are case sensitive.
\[ \begin{equation}\begin{split}[1/1]Find\ the\ second\ derivative\ of\ function\ 0.02766 + \frac{0.56351}{e^{\frac{(x - 10.49453)}{6.61261}}}\ with\ respect\ to\ x：\\\end{split}\end{equation} \]\[ \begin{equation}\begin{split}\\Solution:&\\ &Primitive\ function\ = \frac{0.56351}{e^{0.151226217786925x - 1.58704807935142}} + 0.02766\\&\color{blue}{The\ first\ derivative\ function：}\\&\frac{d\left( \frac{0.56351}{e^{0.151226217786925x - 1.58704807935142}} + 0.02766\right)}{dx}\\=&\frac{0.56351*-e^{0.151226217786925x - 1.58704807935142}(0.151226217786925 + 0)}{e^{{\left(0.151226217786925x - 1.58704807935142\right)}*{2}}} + 0\\=&\frac{-0.0852174859851e^{0.151226217786925x - 1.58704807935142}}{e^{{\left(0.151226217786925x - 1.58704807935142\right)}*{2}}}\\\\ &\color{blue}{The\ second\ derivative\ of\ function:} \\&\frac{d\left( \frac{-0.0852174859851e^{0.151226217786925x - 1.58704807935142}}{e^{{\left(0.151226217786925x - 1.58704807935142\right)}*{2}}}\right)}{dx}\\=&\frac{-0.0852174859851*-2e^{0.151226217786925x - 1.58704807935142}(0.151226217786925 + 0)e^{0.151226217786925x - 1.58704807935142}}{e^{{\left(0.151226217786925x - 1.58704807935142\right)}*{3}}} - \frac{0.0852174859851103e^{0.151226217786925x - 1.58704807935142}(0.151226217786925 + 0)}{e^{{\left(0.151226217786925x - 1.58704807935142\right)}*{2}}}\\=&\frac{0.0257742361896771e^{0.151226217786925x - 1.58704807935142}e^{0.151226217786925x - 1.58704807935142}}{e^{{\left(0.151226217786925x - 1.58704807935142\right)}*{3}}} - \frac{0.0128871180948385e^{0.151226217786925x - 1.58704807935142}}{e^{{\left(0.151226217786925x - 1.58704807935142\right)}*{2}}}\\ \end{split}\end{equation} \]

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