Integrand size = 20, antiderivative size = 24 \[ \int \left (\frac {x}{\cosh ^{\frac {5}{2}}(x)}-\frac {x}{3 \sqrt {\cosh (x)}}\right ) \, dx=\frac {4}{3 \sqrt {\cosh (x)}}+\frac {2 x \sinh (x)}{3 \cosh ^{\frac {3}{2}}(x)} \]
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Time = 0.05 (sec) , antiderivative size = 24, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.050, Rules used = {3396} \[ \int \left (\frac {x}{\cosh ^{\frac {5}{2}}(x)}-\frac {x}{3 \sqrt {\cosh (x)}}\right ) \, dx=\frac {4}{3 \sqrt {\cosh (x)}}+\frac {2 x \sinh (x)}{3 \cosh ^{\frac {3}{2}}(x)} \]
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Rule 3396
Rubi steps \begin{align*} \text {integral}& = -\left (\frac {1}{3} \int \frac {x}{\sqrt {\cosh (x)}} \, dx\right )+\int \frac {x}{\cosh ^{\frac {5}{2}}(x)} \, dx \\ & = \frac {4}{3 \sqrt {\cosh (x)}}+\frac {2 x \sinh (x)}{3 \cosh ^{\frac {3}{2}}(x)} \\ \end{align*}
Time = 0.08 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.67 \[ \int \left (\frac {x}{\cosh ^{\frac {5}{2}}(x)}-\frac {x}{3 \sqrt {\cosh (x)}}\right ) \, dx=\frac {2 (2+x \tanh (x))}{3 \sqrt {\cosh (x)}} \]
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\[\int \left (\frac {x}{\cosh \left (x \right )^{\frac {5}{2}}}-\frac {x}{3 \sqrt {\cosh \left (x \right )}}\right )d x\]
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Leaf count of result is larger than twice the leaf count of optimal. 109 vs. \(2 (16) = 32\).
Time = 0.24 (sec) , antiderivative size = 109, normalized size of antiderivative = 4.54 \[ \int \left (\frac {x}{\cosh ^{\frac {5}{2}}(x)}-\frac {x}{3 \sqrt {\cosh (x)}}\right ) \, dx=\frac {4 \, {\left ({\left (x + 2\right )} \cosh \left (x\right )^{3} + 3 \, {\left (x + 2\right )} \cosh \left (x\right ) \sinh \left (x\right )^{2} + {\left (x + 2\right )} \sinh \left (x\right )^{3} - {\left (x - 2\right )} \cosh \left (x\right ) + {\left (3 \, {\left (x + 2\right )} \cosh \left (x\right )^{2} - x + 2\right )} \sinh \left (x\right )\right )} \sqrt {\cosh \left (x\right )}}{3 \, {\left (\cosh \left (x\right )^{4} + 4 \, \cosh \left (x\right ) \sinh \left (x\right )^{3} + \sinh \left (x\right )^{4} + 2 \, {\left (3 \, \cosh \left (x\right )^{2} + 1\right )} \sinh \left (x\right )^{2} + 2 \, \cosh \left (x\right )^{2} + 4 \, {\left (\cosh \left (x\right )^{3} + \cosh \left (x\right )\right )} \sinh \left (x\right ) + 1\right )}} \]
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\[ \int \left (\frac {x}{\cosh ^{\frac {5}{2}}(x)}-\frac {x}{3 \sqrt {\cosh (x)}}\right ) \, dx=- \frac {\int \left (- \frac {3 x}{\cosh ^{\frac {5}{2}}{\left (x \right )}}\right )\, dx + \int \frac {x}{\sqrt {\cosh {\left (x \right )}}}\, dx}{3} \]
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\[ \int \left (\frac {x}{\cosh ^{\frac {5}{2}}(x)}-\frac {x}{3 \sqrt {\cosh (x)}}\right ) \, dx=\int { -\frac {x}{3 \, \sqrt {\cosh \left (x\right )}} + \frac {x}{\cosh \left (x\right )^{\frac {5}{2}}} \,d x } \]
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\[ \int \left (\frac {x}{\cosh ^{\frac {5}{2}}(x)}-\frac {x}{3 \sqrt {\cosh (x)}}\right ) \, dx=\int { -\frac {x}{3 \, \sqrt {\cosh \left (x\right )}} + \frac {x}{\cosh \left (x\right )^{\frac {5}{2}}} \,d x } \]
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Time = 1.80 (sec) , antiderivative size = 42, normalized size of antiderivative = 1.75 \[ \int \left (\frac {x}{\cosh ^{\frac {5}{2}}(x)}-\frac {x}{3 \sqrt {\cosh (x)}}\right ) \, dx=\frac {4\,{\mathrm {e}}^x\,\sqrt {\frac {{\mathrm {e}}^{-x}}{2}+\frac {{\mathrm {e}}^x}{2}}\,\left (2\,{\mathrm {e}}^{2\,x}-x+x\,{\mathrm {e}}^{2\,x}+2\right )}{3\,{\left ({\mathrm {e}}^{2\,x}+1\right )}^2} \]
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