Optimal. Leaf size=121 \[ -\frac{4 \cosh (a+b x) \text{csch}^{\frac{5}{2}}(a+b x)}{35 b^2}+\frac{12 \cosh (a+b x) \sqrt{\text{csch}(a+b x)}}{35 b^2}+\frac{12 i E\left (\left .\frac{1}{2} \left (i a+i b x-\frac{\pi }{2}\right )\right |2\right )}{35 b^2 \sqrt{i \sinh (a+b x)} \sqrt{\text{csch}(a+b x)}}-\frac{2 x \text{csch}^{\frac{7}{2}}(a+b x)}{7 b} \]
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Rubi [A] time = 0.0661242, antiderivative size = 121, normalized size of antiderivative = 1., number of steps used = 5, number of rules used = 4, integrand size = 18, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.222, Rules used = {5445, 3768, 3771, 2639} \[ -\frac{4 \cosh (a+b x) \text{csch}^{\frac{5}{2}}(a+b x)}{35 b^2}+\frac{12 \cosh (a+b x) \sqrt{\text{csch}(a+b x)}}{35 b^2}+\frac{12 i E\left (\left .\frac{1}{2} \left (i a+i b x-\frac{\pi }{2}\right )\right |2\right )}{35 b^2 \sqrt{i \sinh (a+b x)} \sqrt{\text{csch}(a+b x)}}-\frac{2 x \text{csch}^{\frac{7}{2}}(a+b x)}{7 b} \]
Antiderivative was successfully verified.
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Rule 5445
Rule 3768
Rule 3771
Rule 2639
Rubi steps
\begin{align*} \int x \cosh (a+b x) \text{csch}^{\frac{9}{2}}(a+b x) \, dx &=-\frac{2 x \text{csch}^{\frac{7}{2}}(a+b x)}{7 b}+\frac{2 \int \text{csch}^{\frac{7}{2}}(a+b x) \, dx}{7 b}\\ &=-\frac{4 \cosh (a+b x) \text{csch}^{\frac{5}{2}}(a+b x)}{35 b^2}-\frac{2 x \text{csch}^{\frac{7}{2}}(a+b x)}{7 b}-\frac{6 \int \text{csch}^{\frac{3}{2}}(a+b x) \, dx}{35 b}\\ &=\frac{12 \cosh (a+b x) \sqrt{\text{csch}(a+b x)}}{35 b^2}-\frac{4 \cosh (a+b x) \text{csch}^{\frac{5}{2}}(a+b x)}{35 b^2}-\frac{2 x \text{csch}^{\frac{7}{2}}(a+b x)}{7 b}-\frac{6 \int \frac{1}{\sqrt{\text{csch}(a+b x)}} \, dx}{35 b}\\ &=\frac{12 \cosh (a+b x) \sqrt{\text{csch}(a+b x)}}{35 b^2}-\frac{4 \cosh (a+b x) \text{csch}^{\frac{5}{2}}(a+b x)}{35 b^2}-\frac{2 x \text{csch}^{\frac{7}{2}}(a+b x)}{7 b}-\frac{6 \int \sqrt{i \sinh (a+b x)} \, dx}{35 b \sqrt{\text{csch}(a+b x)} \sqrt{i \sinh (a+b x)}}\\ &=\frac{12 \cosh (a+b x) \sqrt{\text{csch}(a+b x)}}{35 b^2}-\frac{4 \cosh (a+b x) \text{csch}^{\frac{5}{2}}(a+b x)}{35 b^2}-\frac{2 x \text{csch}^{\frac{7}{2}}(a+b x)}{7 b}+\frac{12 i E\left (\left .\frac{1}{2} \left (i a-\frac{\pi }{2}+i b x\right )\right |2\right )}{35 b^2 \sqrt{\text{csch}(a+b x)} \sqrt{i \sinh (a+b x)}}\\ \end{align*}
Mathematica [A] time = 0.514715, size = 83, normalized size = 0.69 \[ -\frac{2 \sqrt{\text{csch}(a+b x)} \left (-6 \cosh (a+b x)+(\sinh (2 (a+b x))+5 b x) \text{csch}^3(a+b x)+6 \sqrt{i \sinh (a+b x)} E\left (\left .\frac{1}{4} (-2 i a-2 i b x+\pi )\right |2\right )\right )}{35 b^2} \]
Antiderivative was successfully verified.
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Maple [F] time = 0.037, size = 0, normalized size = 0. \begin{align*} \int x\cosh \left ( bx+a \right ) \left ({\rm csch} \left (bx+a\right ) \right ) ^{{\frac{9}{2}}}\, 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 x \cosh \left (b x + a\right ) \operatorname{csch}\left (b x + a\right )^{\frac{9}{2}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F(-2)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Exception raised: UnboundLocalError} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \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 x \cosh \left (b x + a\right ) \operatorname{csch}\left (b x + a\right )^{\frac{9}{2}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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