Optimal. Leaf size=220 \[ -\frac{e^{3 a} 3^{-\frac{m+1}{n}} (e x)^{m+1} \left (-b x^n\right )^{-\frac{m+1}{n}} \text{Gamma}\left (\frac{m+1}{n},-3 b x^n\right )}{8 e n}+\frac{3 e^a (e x)^{m+1} \left (-b x^n\right )^{-\frac{m+1}{n}} \text{Gamma}\left (\frac{m+1}{n},-b x^n\right )}{8 e n}-\frac{3 e^{-a} (e x)^{m+1} \left (b x^n\right )^{-\frac{m+1}{n}} \text{Gamma}\left (\frac{m+1}{n},b x^n\right )}{8 e n}+\frac{e^{-3 a} 3^{-\frac{m+1}{n}} (e x)^{m+1} \left (b x^n\right )^{-\frac{m+1}{n}} \text{Gamma}\left (\frac{m+1}{n},3 b x^n\right )}{8 e n} \]
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Rubi [A] time = 0.234303, antiderivative size = 220, normalized size of antiderivative = 1., number of steps used = 8, number of rules used = 3, integrand size = 16, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.188, Rules used = {5362, 5360, 2218} \[ -\frac{e^{3 a} 3^{-\frac{m+1}{n}} (e x)^{m+1} \left (-b x^n\right )^{-\frac{m+1}{n}} \text{Gamma}\left (\frac{m+1}{n},-3 b x^n\right )}{8 e n}+\frac{3 e^a (e x)^{m+1} \left (-b x^n\right )^{-\frac{m+1}{n}} \text{Gamma}\left (\frac{m+1}{n},-b x^n\right )}{8 e n}-\frac{3 e^{-a} (e x)^{m+1} \left (b x^n\right )^{-\frac{m+1}{n}} \text{Gamma}\left (\frac{m+1}{n},b x^n\right )}{8 e n}+\frac{e^{-3 a} 3^{-\frac{m+1}{n}} (e x)^{m+1} \left (b x^n\right )^{-\frac{m+1}{n}} \text{Gamma}\left (\frac{m+1}{n},3 b x^n\right )}{8 e n} \]
Antiderivative was successfully verified.
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Rule 5362
Rule 5360
Rule 2218
Rubi steps
\begin{align*} \int (e x)^m \sinh ^3\left (a+b x^n\right ) \, dx &=\int \left (-\frac{3}{4} (e x)^m \sinh \left (a+b x^n\right )+\frac{1}{4} (e x)^m \sinh \left (3 a+3 b x^n\right )\right ) \, dx\\ &=\frac{1}{4} \int (e x)^m \sinh \left (3 a+3 b x^n\right ) \, dx-\frac{3}{4} \int (e x)^m \sinh \left (a+b x^n\right ) \, dx\\ &=-\left (\frac{1}{8} \int e^{-3 a-3 b x^n} (e x)^m \, dx\right )+\frac{1}{8} \int e^{3 a+3 b x^n} (e x)^m \, dx+\frac{3}{8} \int e^{-a-b x^n} (e x)^m \, dx-\frac{3}{8} \int e^{a+b x^n} (e x)^m \, dx\\ &=-\frac{3^{-\frac{1+m}{n}} e^{3 a} (e x)^{1+m} \left (-b x^n\right )^{-\frac{1+m}{n}} \Gamma \left (\frac{1+m}{n},-3 b x^n\right )}{8 e n}+\frac{3 e^a (e x)^{1+m} \left (-b x^n\right )^{-\frac{1+m}{n}} \Gamma \left (\frac{1+m}{n},-b x^n\right )}{8 e n}-\frac{3 e^{-a} (e x)^{1+m} \left (b x^n\right )^{-\frac{1+m}{n}} \Gamma \left (\frac{1+m}{n},b x^n\right )}{8 e n}+\frac{3^{-\frac{1+m}{n}} e^{-3 a} (e x)^{1+m} \left (b x^n\right )^{-\frac{1+m}{n}} \Gamma \left (\frac{1+m}{n},3 b x^n\right )}{8 e n}\\ \end{align*}
Mathematica [A] time = 2.0467, size = 185, normalized size = 0.84 \[ \frac{e^{-3 a} x 3^{-\frac{m+1}{n}} (e x)^m \left (-b^2 x^{2 n}\right )^{-\frac{m+1}{n}} \left (\left (-b x^n\right )^{\frac{m+1}{n}} \left (\text{Gamma}\left (\frac{m+1}{n},3 b x^n\right )-e^{2 a} 3^{\frac{m+n+1}{n}} \text{Gamma}\left (\frac{m+1}{n},b x^n\right )\right )-e^{6 a} \left (b x^n\right )^{\frac{m+1}{n}} \text{Gamma}\left (\frac{m+1}{n},-3 b x^n\right )+e^{4 a} 3^{\frac{m+n+1}{n}} \left (b x^n\right )^{\frac{m+1}{n}} \text{Gamma}\left (\frac{m+1}{n},-b x^n\right )\right )}{8 n} \]
Antiderivative was successfully verified.
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Maple [F] time = 0.24, size = 0, normalized size = 0. \begin{align*} \int \left ( ex \right ) ^{m} \left ( \sinh \left ( a+b{x}^{n} \right ) \right ) ^{3}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \left (e x\right )^{m} \sinh \left (b x^{n} + a\right )^{3}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F] time = 0., size = 0, normalized size = 0. \begin{align*}{\rm integral}\left (\left (e x\right )^{m} \sinh \left (b x^{n} + a\right )^{3}, x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \left (e x\right )^{m} \sinh ^{3}{\left (a + b x^{n} \right )}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \left (e x\right )^{m} \sinh \left (b x^{n} + a\right )^{3}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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