Optimal. Leaf size=26 \[ -\frac{1}{20} e^{-5 x}-\frac{e^x}{2}+\frac{e^{7 x}}{28} \]
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Rubi [A] time = 0.019706, antiderivative size = 26, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 3, integrand size = 10, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.3, Rules used = {2282, 12, 270} \[ -\frac{1}{20} e^{-5 x}-\frac{e^x}{2}+\frac{e^{7 x}}{28} \]
Antiderivative was successfully verified.
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Rule 2282
Rule 12
Rule 270
Rubi steps
\begin{align*} \int e^x \sinh ^2(3 x) \, dx &=\operatorname{Subst}\left (\int \frac{\left (1-x^6\right )^2}{4 x^6} \, dx,x,e^x\right )\\ &=\frac{1}{4} \operatorname{Subst}\left (\int \frac{\left (1-x^6\right )^2}{x^6} \, dx,x,e^x\right )\\ &=\frac{1}{4} \operatorname{Subst}\left (\int \left (-2+\frac{1}{x^6}+x^6\right ) \, dx,x,e^x\right )\\ &=-\frac{1}{20} e^{-5 x}-\frac{e^x}{2}+\frac{e^{7 x}}{28}\\ \end{align*}
Mathematica [A] time = 0.0163261, size = 26, normalized size = 1. \[ -\frac{1}{20} e^{-5 x}-\frac{e^x}{2}+\frac{e^{7 x}}{28} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.013, size = 34, normalized size = 1.3 \begin{align*} -{\frac{\sinh \left ( x \right ) }{2}}+{\frac{\sinh \left ( 5\,x \right ) }{20}}+{\frac{\sinh \left ( 7\,x \right ) }{28}}-{\frac{\cosh \left ( x \right ) }{2}}-{\frac{\cosh \left ( 5\,x \right ) }{20}}+{\frac{\cosh \left ( 7\,x \right ) }{28}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.08204, size = 23, normalized size = 0.88 \begin{align*} \frac{1}{28} \, e^{\left (7 \, x\right )} - \frac{1}{20} \, e^{\left (-5 \, x\right )} - \frac{1}{2} \, e^{x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 1.9622, size = 240, normalized size = 9.23 \begin{align*} -\frac{\cosh \left (x\right )^{6} - 36 \, \cosh \left (x\right )^{5} \sinh \left (x\right ) + 15 \, \cosh \left (x\right )^{4} \sinh \left (x\right )^{2} - 120 \, \cosh \left (x\right )^{3} \sinh \left (x\right )^{3} + 15 \, \cosh \left (x\right )^{2} \sinh \left (x\right )^{4} - 36 \, \cosh \left (x\right ) \sinh \left (x\right )^{5} + \sinh \left (x\right )^{6} + 35}{70 \,{\left (\cosh \left (x\right ) - \sinh \left (x\right )\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [B] time = 0.954452, size = 42, normalized size = 1.62 \begin{align*} \frac{17 e^{x} \sinh ^{2}{\left (3 x \right )}}{35} + \frac{6 e^{x} \sinh{\left (3 x \right )} \cosh{\left (3 x \right )}}{35} - \frac{18 e^{x} \cosh ^{2}{\left (3 x \right )}}{35} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.14305, size = 23, normalized size = 0.88 \begin{align*} \frac{1}{28} \, e^{\left (7 \, x\right )} - \frac{1}{20} \, e^{\left (-5 \, x\right )} - \frac{1}{2} \, e^{x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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