Optimal. Leaf size=73 \[ \frac{43 \tan ^{-1}\left (\frac{1}{2} \tanh \left (\frac{1}{2} (c+d x)\right )\right )}{1024 d}-\frac{45 \sinh (c+d x)}{512 d (5 \cosh (c+d x)+3)}+\frac{5 \sinh (c+d x)}{32 d (5 \cosh (c+d x)+3)^2} \]
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Rubi [A] time = 0.0646426, antiderivative size = 73, normalized size of antiderivative = 1., number of steps used = 5, number of rules used = 5, integrand size = 12, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.417, Rules used = {2664, 2754, 12, 2659, 206} \[ \frac{43 \tan ^{-1}\left (\frac{1}{2} \tanh \left (\frac{1}{2} (c+d x)\right )\right )}{1024 d}-\frac{45 \sinh (c+d x)}{512 d (5 \cosh (c+d x)+3)}+\frac{5 \sinh (c+d x)}{32 d (5 \cosh (c+d x)+3)^2} \]
Antiderivative was successfully verified.
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Rule 2664
Rule 2754
Rule 12
Rule 2659
Rule 206
Rubi steps
\begin{align*} \int \frac{1}{(3+5 \cosh (c+d x))^3} \, dx &=\frac{5 \sinh (c+d x)}{32 d (3+5 \cosh (c+d x))^2}+\frac{1}{32} \int \frac{-6+5 \cosh (c+d x)}{(3+5 \cosh (c+d x))^2} \, dx\\ &=\frac{5 \sinh (c+d x)}{32 d (3+5 \cosh (c+d x))^2}-\frac{45 \sinh (c+d x)}{512 d (3+5 \cosh (c+d x))}+\frac{1}{512} \int \frac{43}{3+5 \cosh (c+d x)} \, dx\\ &=\frac{5 \sinh (c+d x)}{32 d (3+5 \cosh (c+d x))^2}-\frac{45 \sinh (c+d x)}{512 d (3+5 \cosh (c+d x))}+\frac{43}{512} \int \frac{1}{3+5 \cosh (c+d x)} \, dx\\ &=\frac{5 \sinh (c+d x)}{32 d (3+5 \cosh (c+d x))^2}-\frac{45 \sinh (c+d x)}{512 d (3+5 \cosh (c+d x))}-\frac{(43 i) \operatorname{Subst}\left (\int \frac{1}{8-2 x^2} \, dx,x,\tan \left (\frac{1}{2} (i c+i d x)\right )\right )}{256 d}\\ &=\frac{43 \tan ^{-1}\left (\frac{1}{2} \tanh \left (\frac{1}{2} (c+d x)\right )\right )}{1024 d}+\frac{5 \sinh (c+d x)}{32 d (3+5 \cosh (c+d x))^2}-\frac{45 \sinh (c+d x)}{512 d (3+5 \cosh (c+d x))}\\ \end{align*}
Mathematica [A] time = 0.152716, size = 55, normalized size = 0.75 \[ \frac{43 \tan ^{-1}\left (\frac{1}{2} \tanh \left (\frac{1}{2} (c+d x)\right )\right )-\frac{10 \sinh (c+d x) (45 \cosh (c+d x)+11)}{(5 \cosh (c+d x)+3)^2}}{1024 d} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.016, size = 79, normalized size = 1.1 \begin{align*} -{\frac{85}{512\,d} \left ( \tanh \left ({\frac{dx}{2}}+{\frac{c}{2}} \right ) \right ) ^{3} \left ( \left ( \tanh \left ({\frac{dx}{2}}+{\frac{c}{2}} \right ) \right ) ^{2}+4 \right ) ^{-2}}-{\frac{35}{128\,d}\tanh \left ({\frac{dx}{2}}+{\frac{c}{2}} \right ) \left ( \left ( \tanh \left ({\frac{dx}{2}}+{\frac{c}{2}} \right ) \right ) ^{2}+4 \right ) ^{-2}}+{\frac{43}{1024\,d}\arctan \left ({\frac{1}{2}\tanh \left ({\frac{dx}{2}}+{\frac{c}{2}} \right ) } \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.55, size = 146, normalized size = 2. \begin{align*} -\frac{43 \, \arctan \left (\frac{5}{4} \, e^{\left (-d x - c\right )} + \frac{3}{4}\right )}{1024 \, d} - \frac{325 \, e^{\left (-d x - c\right )} + 387 \, e^{\left (-2 \, d x - 2 \, c\right )} + 215 \, e^{\left (-3 \, d x - 3 \, c\right )} + 225}{256 \, d{\left (60 \, e^{\left (-d x - c\right )} + 86 \, e^{\left (-2 \, d x - 2 \, c\right )} + 60 \, e^{\left (-3 \, d x - 3 \, c\right )} + 25 \, e^{\left (-4 \, d x - 4 \, c\right )} + 25\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 2.21371, size = 1214, normalized size = 16.63 \begin{align*} \frac{860 \, \cosh \left (d x + c\right )^{3} + 516 \,{\left (5 \, \cosh \left (d x + c\right ) + 3\right )} \sinh \left (d x + c\right )^{2} + 860 \, \sinh \left (d x + c\right )^{3} + 43 \,{\left (25 \, \cosh \left (d x + c\right )^{4} + 20 \,{\left (5 \, \cosh \left (d x + c\right ) + 3\right )} \sinh \left (d x + c\right )^{3} + 25 \, \sinh \left (d x + c\right )^{4} + 60 \, \cosh \left (d x + c\right )^{3} + 2 \,{\left (75 \, \cosh \left (d x + c\right )^{2} + 90 \, \cosh \left (d x + c\right ) + 43\right )} \sinh \left (d x + c\right )^{2} + 86 \, \cosh \left (d x + c\right )^{2} + 4 \,{\left (25 \, \cosh \left (d x + c\right )^{3} + 45 \, \cosh \left (d x + c\right )^{2} + 43 \, \cosh \left (d x + c\right ) + 15\right )} \sinh \left (d x + c\right ) + 60 \, \cosh \left (d x + c\right ) + 25\right )} \arctan \left (\frac{5}{4} \, \cosh \left (d x + c\right ) + \frac{5}{4} \, \sinh \left (d x + c\right ) + \frac{3}{4}\right ) + 1548 \, \cosh \left (d x + c\right )^{2} + 4 \,{\left (645 \, \cosh \left (d x + c\right )^{2} + 774 \, \cosh \left (d x + c\right ) + 325\right )} \sinh \left (d x + c\right ) + 1300 \, \cosh \left (d x + c\right ) + 900}{1024 \,{\left (25 \, d \cosh \left (d x + c\right )^{4} + 25 \, d \sinh \left (d x + c\right )^{4} + 60 \, d \cosh \left (d x + c\right )^{3} + 20 \,{\left (5 \, d \cosh \left (d x + c\right ) + 3 \, d\right )} \sinh \left (d x + c\right )^{3} + 86 \, d \cosh \left (d x + c\right )^{2} + 2 \,{\left (75 \, d \cosh \left (d x + c\right )^{2} + 90 \, d \cosh \left (d x + c\right ) + 43 \, d\right )} \sinh \left (d x + c\right )^{2} + 60 \, d \cosh \left (d x + c\right ) + 4 \,{\left (25 \, d \cosh \left (d x + c\right )^{3} + 45 \, d \cosh \left (d x + c\right )^{2} + 43 \, d \cosh \left (d x + c\right ) + 15 \, d\right )} \sinh \left (d x + c\right ) + 25 \, d\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 \frac{1}{\left (5 \cosh{\left (c + d x \right )} + 3\right )^{3}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.13102, size = 104, normalized size = 1.42 \begin{align*} \frac{43 \, \arctan \left (\frac{5}{4} \, e^{\left (d x + c\right )} + \frac{3}{4}\right )}{1024 \, d} + \frac{215 \, e^{\left (3 \, d x + 3 \, c\right )} + 387 \, e^{\left (2 \, d x + 2 \, c\right )} + 325 \, e^{\left (d x + c\right )} + 225}{256 \, d{\left (5 \, e^{\left (2 \, d x + 2 \, c\right )} + 6 \, e^{\left (d x + c\right )} + 5\right )}^{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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