Optimal. Leaf size=82 \[ \cosh (x)-\frac {1}{5} \sqrt {\frac {1}{2} \left (5+\sqrt {5}\right )} \tanh ^{-1}\left (2 \sqrt {\frac {2}{5+\sqrt {5}}} \cosh (x)\right )-\frac {1}{5} \sqrt {\frac {1}{2} \left (5-\sqrt {5}\right )} \tanh ^{-1}\left (\sqrt {\frac {2}{5} \left (5+\sqrt {5}\right )} \cosh (x)\right ) \]
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Rubi [A] time = 0.12, antiderivative size = 82, normalized size of antiderivative = 1.00, number of steps used = 6, number of rules used = 3, integrand size = 7, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.429, Rules used = {1676, 1166, 207} \[ \cosh (x)-\frac {1}{5} \sqrt {\frac {1}{2} \left (5+\sqrt {5}\right )} \tanh ^{-1}\left (2 \sqrt {\frac {2}{5+\sqrt {5}}} \cosh (x)\right )-\frac {1}{5} \sqrt {\frac {1}{2} \left (5-\sqrt {5}\right )} \tanh ^{-1}\left (\sqrt {\frac {2}{5} \left (5+\sqrt {5}\right )} \cosh (x)\right ) \]
Antiderivative was successfully verified.
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Rule 207
Rule 1166
Rule 1676
Rubi steps
\begin {align*} \int \cosh (x) \tanh (5 x) \, dx &=\operatorname {Subst}\left (\int \frac {1-12 x^2+16 x^4}{5-20 x^2+16 x^4} \, dx,x,\cosh (x)\right )\\ &=\operatorname {Subst}\left (\int \left (1-\frac {4 \left (1-2 x^2\right )}{5-20 x^2+16 x^4}\right ) \, dx,x,\cosh (x)\right )\\ &=\cosh (x)-4 \operatorname {Subst}\left (\int \frac {1-2 x^2}{5-20 x^2+16 x^4} \, dx,x,\cosh (x)\right )\\ &=\cosh (x)+\frac {1}{5} \left (4 \left (5-\sqrt {5}\right )\right ) \operatorname {Subst}\left (\int \frac {1}{-10+2 \sqrt {5}+16 x^2} \, dx,x,\cosh (x)\right )+\frac {1}{5} \left (4 \left (5+\sqrt {5}\right )\right ) \operatorname {Subst}\left (\int \frac {1}{-10-2 \sqrt {5}+16 x^2} \, dx,x,\cosh (x)\right )\\ &=-\frac {1}{5} \sqrt {\frac {1}{2} \left (5+\sqrt {5}\right )} \tanh ^{-1}\left (2 \sqrt {\frac {2}{5+\sqrt {5}}} \cosh (x)\right )-\frac {1}{5} \sqrt {\frac {1}{2} \left (5-\sqrt {5}\right )} \tanh ^{-1}\left (\sqrt {\frac {2}{5} \left (5+\sqrt {5}\right )} \cosh (x)\right )+\cosh (x)\\ \end {align*}
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Mathematica [C] time = 0.03, size = 249, normalized size = 3.04 \[ \frac {1}{4} \text {RootSum}\left [\text {$\#$1}^8-\text {$\#$1}^6+\text {$\#$1}^4-\text {$\#$1}^2+1\& ,\frac {\text {$\#$1}^6 x+2 \text {$\#$1}^6 \log \left (-\text {$\#$1} \sinh \left (\frac {x}{2}\right )+\text {$\#$1} \cosh \left (\frac {x}{2}\right )-\sinh \left (\frac {x}{2}\right )-\cosh \left (\frac {x}{2}\right )\right )-\text {$\#$1}^4 x-2 \text {$\#$1}^4 \log \left (-\text {$\#$1} \sinh \left (\frac {x}{2}\right )+\text {$\#$1} \cosh \left (\frac {x}{2}\right )-\sinh \left (\frac {x}{2}\right )-\cosh \left (\frac {x}{2}\right )\right )+\text {$\#$1}^2 x+2 \text {$\#$1}^2 \log \left (-\text {$\#$1} \sinh \left (\frac {x}{2}\right )+\text {$\#$1} \cosh \left (\frac {x}{2}\right )-\sinh \left (\frac {x}{2}\right )-\cosh \left (\frac {x}{2}\right )\right )-2 \log \left (-\text {$\#$1} \sinh \left (\frac {x}{2}\right )+\text {$\#$1} \cosh \left (\frac {x}{2}\right )-\sinh \left (\frac {x}{2}\right )-\cosh \left (\frac {x}{2}\right )\right )-x}{4 \text {$\#$1}^7-3 \text {$\#$1}^5+2 \text {$\#$1}^3-\text {$\#$1}}\& \right ]+\cosh (x) \]
Antiderivative was successfully verified.
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fricas [B] time = 0.42, size = 293, normalized size = 3.57 \[ -\frac {{\left (\sqrt {2} \cosh \relax (x) + \sqrt {2} \sinh \relax (x)\right )} \sqrt {\sqrt {5} + 5} \log \left (2 \, \cosh \relax (x)^{2} + 4 \, \cosh \relax (x) \sinh \relax (x) + 2 \, \sinh \relax (x)^{2} + {\left (\sqrt {2} \cosh \relax (x) + \sqrt {2} \sinh \relax (x)\right )} \sqrt {\sqrt {5} + 5} + 2\right ) - {\left (\sqrt {2} \cosh \relax (x) + \sqrt {2} \sinh \relax (x)\right )} \sqrt {\sqrt {5} + 5} \log \left (2 \, \cosh \relax (x)^{2} + 4 \, \cosh \relax (x) \sinh \relax (x) + 2 \, \sinh \relax (x)^{2} - {\left (\sqrt {2} \cosh \relax (x) + \sqrt {2} \sinh \relax (x)\right )} \sqrt {\sqrt {5} + 5} + 2\right ) + {\left (\sqrt {2} \cosh \relax (x) + \sqrt {2} \sinh \relax (x)\right )} \sqrt {-\sqrt {5} + 5} \log \left (2 \, \cosh \relax (x)^{2} + 4 \, \cosh \relax (x) \sinh \relax (x) + 2 \, \sinh \relax (x)^{2} + {\left (\sqrt {2} \cosh \relax (x) + \sqrt {2} \sinh \relax (x)\right )} \sqrt {-\sqrt {5} + 5} + 2\right ) - {\left (\sqrt {2} \cosh \relax (x) + \sqrt {2} \sinh \relax (x)\right )} \sqrt {-\sqrt {5} + 5} \log \left (2 \, \cosh \relax (x)^{2} + 4 \, \cosh \relax (x) \sinh \relax (x) + 2 \, \sinh \relax (x)^{2} - {\left (\sqrt {2} \cosh \relax (x) + \sqrt {2} \sinh \relax (x)\right )} \sqrt {-\sqrt {5} + 5} + 2\right ) - 10 \, \cosh \relax (x)^{2} - 20 \, \cosh \relax (x) \sinh \relax (x) - 10 \, \sinh \relax (x)^{2} - 10}{20 \, {\left (\cosh \relax (x) + \sinh \relax (x)\right )}} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [B] time = 0.18, size = 127, normalized size = 1.55 \[ -\frac {1}{20} \, \sqrt {2 \, \sqrt {5} + 10} \log \left (\sqrt {\frac {1}{2} \, \sqrt {5} + \frac {5}{2}} + e^{\left (-x\right )} + e^{x}\right ) + \frac {1}{20} \, \sqrt {2 \, \sqrt {5} + 10} \log \left (-\sqrt {\frac {1}{2} \, \sqrt {5} + \frac {5}{2}} + e^{\left (-x\right )} + e^{x}\right ) - \frac {1}{20} \, \sqrt {-2 \, \sqrt {5} + 10} \log \left (\sqrt {-\frac {1}{2} \, \sqrt {5} + \frac {5}{2}} + e^{\left (-x\right )} + e^{x}\right ) + \frac {1}{20} \, \sqrt {-2 \, \sqrt {5} + 10} \log \left (-\sqrt {-\frac {1}{2} \, \sqrt {5} + \frac {5}{2}} + e^{\left (-x\right )} + e^{x}\right ) + \frac {1}{2} \, e^{\left (-x\right )} + \frac {1}{2} \, e^{x} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.17, size = 70, normalized size = 0.85 \[ \cosh \relax (x )-\frac {\sqrt {5}\, \left (\sqrt {5}-1\right ) \arctanh \left (\frac {4 \cosh \relax (x )}{\sqrt {10-2 \sqrt {5}}}\right )}{5 \sqrt {10-2 \sqrt {5}}}-\frac {\left (\sqrt {5}+1\right ) \sqrt {5}\, \arctanh \left (\frac {4 \cosh \relax (x )}{\sqrt {10+2 \sqrt {5}}}\right )}{5 \sqrt {10+2 \sqrt {5}}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [F] time = 0.00, size = 0, normalized size = 0.00 \[ \frac {1}{2} \, {\left (e^{\left (2 \, x\right )} + 1\right )} e^{\left (-x\right )} + \frac {1}{2} \, \int \frac {2 \, {\left (e^{\left (7 \, x\right )} - e^{\left (5 \, x\right )} + e^{\left (3 \, x\right )} - e^{x}\right )}}{e^{\left (8 \, x\right )} - e^{\left (6 \, x\right )} + e^{\left (4 \, x\right )} - e^{\left (2 \, x\right )} + 1}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.09, size = 141, normalized size = 1.72 \[ \frac {{\mathrm {e}}^{-x}}{2}+\frac {{\mathrm {e}}^x}{2}+\ln \left (4\,{\mathrm {e}}^{2\,x}-40\,{\mathrm {e}}^x\,\sqrt {\frac {1}{40}-\frac {\sqrt {5}}{200}}+4\right )\,\sqrt {\frac {1}{40}-\frac {\sqrt {5}}{200}}-\ln \left (4\,{\mathrm {e}}^{2\,x}+40\,{\mathrm {e}}^x\,\sqrt {\frac {1}{40}-\frac {\sqrt {5}}{200}}+4\right )\,\sqrt {\frac {1}{40}-\frac {\sqrt {5}}{200}}+\ln \left (4\,{\mathrm {e}}^{2\,x}-40\,{\mathrm {e}}^x\,\sqrt {\frac {\sqrt {5}}{200}+\frac {1}{40}}+4\right )\,\sqrt {\frac {\sqrt {5}}{200}+\frac {1}{40}}-\ln \left (4\,{\mathrm {e}}^{2\,x}+40\,{\mathrm {e}}^x\,\sqrt {\frac {\sqrt {5}}{200}+\frac {1}{40}}+4\right )\,\sqrt {\frac {\sqrt {5}}{200}+\frac {1}{40}} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \cosh {\relax (x )} \tanh {\left (5 x \right )}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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