Optimal. Leaf size=270 \[ \frac{(3 a+5 b) \text{sech}(e+f x) \sqrt{a+b \sinh ^2(e+f x)} \text{EllipticF}\left (\tan ^{-1}(\sinh (e+f x)),1-\frac{b}{a}\right )}{3 a f \sqrt{\frac{\text{sech}^2(e+f x) \left (a+b \sinh ^2(e+f x)\right )}{a}}}+\frac{(7 a+b) \tanh (e+f x) \sqrt{a+b \sinh ^2(e+f x)}}{3 a f}-\frac{\coth ^3(e+f x) \sqrt{a+b \sinh ^2(e+f x)}}{3 f}-\frac{(3 a+b) \coth (e+f x) \sqrt{a+b \sinh ^2(e+f x)}}{3 a f}-\frac{(7 a+b) \text{sech}(e+f x) \sqrt{a+b \sinh ^2(e+f x)} E\left (\tan ^{-1}(\sinh (e+f x))|1-\frac{b}{a}\right )}{3 a f \sqrt{\frac{\text{sech}^2(e+f x) \left (a+b \sinh ^2(e+f x)\right )}{a}}} \]
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Rubi [A] time = 0.295758, antiderivative size = 270, normalized size of antiderivative = 1., number of steps used = 7, number of rules used = 7, integrand size = 25, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.28, Rules used = {3196, 473, 580, 531, 418, 492, 411} \[ \frac{(7 a+b) \tanh (e+f x) \sqrt{a+b \sinh ^2(e+f x)}}{3 a f}-\frac{\coth ^3(e+f x) \sqrt{a+b \sinh ^2(e+f x)}}{3 f}-\frac{(3 a+b) \coth (e+f x) \sqrt{a+b \sinh ^2(e+f x)}}{3 a f}+\frac{(3 a+5 b) \text{sech}(e+f x) \sqrt{a+b \sinh ^2(e+f x)} F\left (\tan ^{-1}(\sinh (e+f x))|1-\frac{b}{a}\right )}{3 a f \sqrt{\frac{\text{sech}^2(e+f x) \left (a+b \sinh ^2(e+f x)\right )}{a}}}-\frac{(7 a+b) \text{sech}(e+f x) \sqrt{a+b \sinh ^2(e+f x)} E\left (\tan ^{-1}(\sinh (e+f x))|1-\frac{b}{a}\right )}{3 a f \sqrt{\frac{\text{sech}^2(e+f x) \left (a+b \sinh ^2(e+f x)\right )}{a}}} \]
Antiderivative was successfully verified.
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Rule 3196
Rule 473
Rule 580
Rule 531
Rule 418
Rule 492
Rule 411
Rubi steps
\begin{align*} \int \coth ^4(e+f x) \sqrt{a+b \sinh ^2(e+f x)} \, dx &=\frac{\left (\sqrt{\cosh ^2(e+f x)} \text{sech}(e+f x)\right ) \operatorname{Subst}\left (\int \frac{\left (1+x^2\right )^{3/2} \sqrt{a+b x^2}}{x^4} \, dx,x,\sinh (e+f x)\right )}{f}\\ &=-\frac{\coth ^3(e+f x) \sqrt{a+b \sinh ^2(e+f x)}}{3 f}+\frac{\left (2 \sqrt{\cosh ^2(e+f x)} \text{sech}(e+f x)\right ) \operatorname{Subst}\left (\int \frac{\sqrt{1+x^2} \left (\frac{1}{2} (3 a+b)+2 b x^2\right )}{x^2 \sqrt{a+b x^2}} \, dx,x,\sinh (e+f x)\right )}{3 f}\\ &=-\frac{(3 a+b) \coth (e+f x) \sqrt{a+b \sinh ^2(e+f x)}}{3 a f}-\frac{\coth ^3(e+f x) \sqrt{a+b \sinh ^2(e+f x)}}{3 f}+\frac{\left (2 \sqrt{\cosh ^2(e+f x)} \text{sech}(e+f x)\right ) \operatorname{Subst}\left (\int \frac{\frac{1}{2} a (3 a+5 b)+\frac{1}{2} b (7 a+b) x^2}{\sqrt{1+x^2} \sqrt{a+b x^2}} \, dx,x,\sinh (e+f x)\right )}{3 a f}\\ &=-\frac{(3 a+b) \coth (e+f x) \sqrt{a+b \sinh ^2(e+f x)}}{3 a f}-\frac{\coth ^3(e+f x) \sqrt{a+b \sinh ^2(e+f x)}}{3 f}+\frac{\left (b (7 a+b) \sqrt{\cosh ^2(e+f x)} \text{sech}(e+f x)\right ) \operatorname{Subst}\left (\int \frac{x^2}{\sqrt{1+x^2} \sqrt{a+b x^2}} \, dx,x,\sinh (e+f x)\right )}{3 a f}+\frac{\left ((3 a+5 b) \sqrt{\cosh ^2(e+f x)} \text{sech}(e+f x)\right ) \operatorname{Subst}\left (\int \frac{1}{\sqrt{1+x^2} \sqrt{a+b x^2}} \, dx,x,\sinh (e+f x)\right )}{3 f}\\ &=-\frac{(3 a+b) \coth (e+f x) \sqrt{a+b \sinh ^2(e+f x)}}{3 a f}-\frac{\coth ^3(e+f x) \sqrt{a+b \sinh ^2(e+f x)}}{3 f}+\frac{(3 a+5 b) F\left (\tan ^{-1}(\sinh (e+f x))|1-\frac{b}{a}\right ) \text{sech}(e+f x) \sqrt{a+b \sinh ^2(e+f x)}}{3 a f \sqrt{\frac{\text{sech}^2(e+f x) \left (a+b \sinh ^2(e+f x)\right )}{a}}}+\frac{(7 a+b) \sqrt{a+b \sinh ^2(e+f x)} \tanh (e+f x)}{3 a f}-\frac{\left ((7 a+b) \sqrt{\cosh ^2(e+f x)} \text{sech}(e+f x)\right ) \operatorname{Subst}\left (\int \frac{\sqrt{a+b x^2}}{\left (1+x^2\right )^{3/2}} \, dx,x,\sinh (e+f x)\right )}{3 a f}\\ &=-\frac{(3 a+b) \coth (e+f x) \sqrt{a+b \sinh ^2(e+f x)}}{3 a f}-\frac{\coth ^3(e+f x) \sqrt{a+b \sinh ^2(e+f x)}}{3 f}-\frac{(7 a+b) E\left (\tan ^{-1}(\sinh (e+f x))|1-\frac{b}{a}\right ) \text{sech}(e+f x) \sqrt{a+b \sinh ^2(e+f x)}}{3 a f \sqrt{\frac{\text{sech}^2(e+f x) \left (a+b \sinh ^2(e+f x)\right )}{a}}}+\frac{(3 a+5 b) F\left (\tan ^{-1}(\sinh (e+f x))|1-\frac{b}{a}\right ) \text{sech}(e+f x) \sqrt{a+b \sinh ^2(e+f x)}}{3 a f \sqrt{\frac{\text{sech}^2(e+f x) \left (a+b \sinh ^2(e+f x)\right )}{a}}}+\frac{(7 a+b) \sqrt{a+b \sinh ^2(e+f x)} \tanh (e+f x)}{3 a f}\\ \end{align*}
Mathematica [C] time = 3.06738, size = 210, normalized size = 0.78 \[ \frac{8 i a (a-b) \sqrt{\frac{2 a+b \cosh (2 (e+f x))-b}{a}} \text{EllipticF}\left (i (e+f x),\frac{b}{a}\right )-\frac{\coth (e+f x) \text{csch}^2(e+f x) \left (4 \left (4 a^2-2 a b-b^2\right ) \cosh (2 (e+f x))-8 a^2+b (4 a+b) \cosh (4 (e+f x))+4 a b+3 b^2\right )}{2 \sqrt{2}}-2 i a (7 a+b) \sqrt{\frac{2 a+b \cosh (2 (e+f x))-b}{a}} E\left (i (e+f x)\left |\frac{b}{a}\right .\right )}{6 a f \sqrt{2 a+b \cosh (2 (e+f x))-b}} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.17, size = 519, normalized size = 1.9 \begin{align*} \text{result too large to display} \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 \sqrt{b \sinh \left (f x + e\right )^{2} + a} \coth \left (f x + e\right )^{4}\,{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 (\sqrt{b \sinh \left (f x + e\right )^{2} + a} \coth \left (f x + e\right )^{4}, x\right ) \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 \sqrt{b \sinh \left (f x + e\right )^{2} + a} \coth \left (f x + e\right )^{4}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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