Integrand size = 11, antiderivative size = 19 \[ \int \cos (x) \left (1+\sin ^2(x)\right )^2 \, dx=\sin (x)+\frac {2 \sin ^3(x)}{3}+\frac {\sin ^5(x)}{5} \]
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Time = 0.02 (sec) , antiderivative size = 19, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.182, Rules used = {3269, 200} \[ \int \cos (x) \left (1+\sin ^2(x)\right )^2 \, dx=\frac {\sin ^5(x)}{5}+\frac {2 \sin ^3(x)}{3}+\sin (x) \]
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Rule 200
Rule 3269
Rubi steps \begin{align*} \text {integral}& = \text {Subst}\left (\int \left (1+x^2\right )^2 \, dx,x,\sin (x)\right ) \\ & = \text {Subst}\left (\int \left (1+2 x^2+x^4\right ) \, dx,x,\sin (x)\right ) \\ & = \sin (x)+\frac {2 \sin ^3(x)}{3}+\frac {\sin ^5(x)}{5} \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 19, normalized size of antiderivative = 1.00 \[ \int \cos (x) \left (1+\sin ^2(x)\right )^2 \, dx=\sin (x)+\frac {2 \sin ^3(x)}{3}+\frac {\sin ^5(x)}{5} \]
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Time = 0.15 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.84
method | result | size |
derivativedivides | \(\sin \left (x \right )+\frac {2 \left (\sin ^{3}\left (x \right )\right )}{3}+\frac {\left (\sin ^{5}\left (x \right )\right )}{5}\) | \(16\) |
default | \(\sin \left (x \right )+\frac {2 \left (\sin ^{3}\left (x \right )\right )}{3}+\frac {\left (\sin ^{5}\left (x \right )\right )}{5}\) | \(16\) |
risch | \(\frac {13 \sin \left (x \right )}{8}+\frac {\sin \left (5 x \right )}{80}-\frac {11 \sin \left (3 x \right )}{48}\) | \(18\) |
parallelrisch | \(\frac {13 \sin \left (x \right )}{8}+\frac {\sin \left (5 x \right )}{80}-\frac {11 \sin \left (3 x \right )}{48}\) | \(18\) |
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Time = 0.26 (sec) , antiderivative size = 18, normalized size of antiderivative = 0.95 \[ \int \cos (x) \left (1+\sin ^2(x)\right )^2 \, dx=\frac {1}{15} \, {\left (3 \, \cos \left (x\right )^{4} - 16 \, \cos \left (x\right )^{2} + 28\right )} \sin \left (x\right ) \]
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Time = 0.20 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.89 \[ \int \cos (x) \left (1+\sin ^2(x)\right )^2 \, dx=\frac {\sin ^{5}{\left (x \right )}}{5} + \frac {2 \sin ^{3}{\left (x \right )}}{3} + \sin {\left (x \right )} \]
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none
Time = 0.18 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.79 \[ \int \cos (x) \left (1+\sin ^2(x)\right )^2 \, dx=\frac {1}{5} \, \sin \left (x\right )^{5} + \frac {2}{3} \, \sin \left (x\right )^{3} + \sin \left (x\right ) \]
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Time = 0.28 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.79 \[ \int \cos (x) \left (1+\sin ^2(x)\right )^2 \, dx=\frac {1}{5} \, \sin \left (x\right )^{5} + \frac {2}{3} \, \sin \left (x\right )^{3} + \sin \left (x\right ) \]
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Time = 0.05 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.79 \[ \int \cos (x) \left (1+\sin ^2(x)\right )^2 \, dx=\frac {{\sin \left (x\right )}^5}{5}+\frac {2\,{\sin \left (x\right )}^3}{3}+\sin \left (x\right ) \]
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