Integrand size = 7, antiderivative size = 19 \[ \int \sec (x) \tan ^5(x) \, dx=\sec (x)-\frac {2 \sec ^3(x)}{3}+\frac {\sec ^5(x)}{5} \]
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Time = 0.01 (sec) , antiderivative size = 19, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.286, Rules used = {2686, 200} \[ \int \sec (x) \tan ^5(x) \, dx=\frac {\sec ^5(x)}{5}-\frac {2 \sec ^3(x)}{3}+\sec (x) \]
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Rule 200
Rule 2686
Rubi steps \begin{align*} \text {integral}& = \text {Subst}\left (\int \left (-1+x^2\right )^2 \, dx,x,\sec (x)\right ) \\ & = \text {Subst}\left (\int \left (1-2 x^2+x^4\right ) \, dx,x,\sec (x)\right ) \\ & = \sec (x)-\frac {2 \sec ^3(x)}{3}+\frac {\sec ^5(x)}{5} \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 19, normalized size of antiderivative = 1.00 \[ \int \sec (x) \tan ^5(x) \, dx=\sec (x)-\frac {2 \sec ^3(x)}{3}+\frac {\sec ^5(x)}{5} \]
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Time = 0.35 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.84
method | result | size |
derivativedivides | \(\sec \left (x \right )-\frac {2 \left (\sec ^{3}\left (x \right )\right )}{3}+\frac {\left (\sec ^{5}\left (x \right )\right )}{5}\) | \(16\) |
default | \(\sec \left (x \right )-\frac {2 \left (\sec ^{3}\left (x \right )\right )}{3}+\frac {\left (\sec ^{5}\left (x \right )\right )}{5}\) | \(16\) |
risch | \(\frac {2 \,{\mathrm e}^{9 i x}+\frac {8 \,{\mathrm e}^{7 i x}}{3}+\frac {116 \,{\mathrm e}^{5 i x}}{15}+\frac {8 \,{\mathrm e}^{3 i x}}{3}+2 \,{\mathrm e}^{i x}}{\left ({\mathrm e}^{2 i x}+1\right )^{5}}\) | \(48\) |
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Time = 0.25 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.05 \[ \int \sec (x) \tan ^5(x) \, dx=\frac {15 \, \cos \left (x\right )^{4} - 10 \, \cos \left (x\right )^{2} + 3}{15 \, \cos \left (x\right )^{5}} \]
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Time = 0.05 (sec) , antiderivative size = 22, normalized size of antiderivative = 1.16 \[ \int \sec (x) \tan ^5(x) \, dx=- \frac {- 15 \cos ^{4}{\left (x \right )} + 10 \cos ^{2}{\left (x \right )} - 3}{15 \cos ^{5}{\left (x \right )}} \]
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Time = 0.19 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.05 \[ \int \sec (x) \tan ^5(x) \, dx=\frac {15 \, \cos \left (x\right )^{4} - 10 \, \cos \left (x\right )^{2} + 3}{15 \, \cos \left (x\right )^{5}} \]
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Time = 0.30 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.05 \[ \int \sec (x) \tan ^5(x) \, dx=\frac {15 \, \cos \left (x\right )^{4} - 10 \, \cos \left (x\right )^{2} + 3}{15 \, \cos \left (x\right )^{5}} \]
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Time = 0.28 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.89 \[ \int \sec (x) \tan ^5(x) \, dx=\frac {{\cos \left (x\right )}^4-\frac {2\,{\cos \left (x\right )}^2}{3}+\frac {1}{5}}{{\cos \left (x\right )}^5} \]
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