Integrand size = 12, antiderivative size = 66 \[ \int (b \sec (e+f x))^{3/2} \, dx=-\frac {2 b^2 E\left (\left .\frac {1}{2} (e+f x)\right |2\right )}{f \sqrt {\cos (e+f x)} \sqrt {b \sec (e+f x)}}+\frac {2 b \sqrt {b \sec (e+f x)} \sin (e+f x)}{f} \]
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Time = 0.03 (sec) , antiderivative size = 66, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.250, Rules used = {3853, 3856, 2719} \[ \int (b \sec (e+f x))^{3/2} \, dx=\frac {2 b \sin (e+f x) \sqrt {b \sec (e+f x)}}{f}-\frac {2 b^2 E\left (\left .\frac {1}{2} (e+f x)\right |2\right )}{f \sqrt {\cos (e+f x)} \sqrt {b \sec (e+f x)}} \]
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Rule 2719
Rule 3853
Rule 3856
Rubi steps \begin{align*} \text {integral}& = \frac {2 b \sqrt {b \sec (e+f x)} \sin (e+f x)}{f}-b^2 \int \frac {1}{\sqrt {b \sec (e+f x)}} \, dx \\ & = \frac {2 b \sqrt {b \sec (e+f x)} \sin (e+f x)}{f}-\frac {b^2 \int \sqrt {\cos (e+f x)} \, dx}{\sqrt {\cos (e+f x)} \sqrt {b \sec (e+f x)}} \\ & = -\frac {2 b^2 E\left (\left .\frac {1}{2} (e+f x)\right |2\right )}{f \sqrt {\cos (e+f x)} \sqrt {b \sec (e+f x)}}+\frac {2 b \sqrt {b \sec (e+f x)} \sin (e+f x)}{f} \\ \end{align*}
Time = 0.05 (sec) , antiderivative size = 48, normalized size of antiderivative = 0.73 \[ \int (b \sec (e+f x))^{3/2} \, dx=\frac {2 b \sqrt {b \sec (e+f x)} \left (-\sqrt {\cos (e+f x)} E\left (\left .\frac {1}{2} (e+f x)\right |2\right )+\sin (e+f x)\right )}{f} \]
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Result contains complex when optimal does not.
Time = 0.51 (sec) , antiderivative size = 392, normalized size of antiderivative = 5.94
method | result | size |
default | \(\frac {2 \left (i \sqrt {\frac {1}{\cos \left (f x +e \right )+1}}\, \sqrt {\frac {\cos \left (f x +e \right )}{\cos \left (f x +e \right )+1}}\, F\left (i \left (-\cot \left (f x +e \right )+\csc \left (f x +e \right )\right ), i\right ) \left (\cos ^{2}\left (f x +e \right )\right )-i \sqrt {\frac {1}{\cos \left (f x +e \right )+1}}\, \sqrt {\frac {\cos \left (f x +e \right )}{\cos \left (f x +e \right )+1}}\, E\left (i \left (-\cot \left (f x +e \right )+\csc \left (f x +e \right )\right ), i\right ) \left (\cos ^{2}\left (f x +e \right )\right )+2 i \sqrt {\frac {1}{\cos \left (f x +e \right )+1}}\, \sqrt {\frac {\cos \left (f x +e \right )}{\cos \left (f x +e \right )+1}}\, F\left (i \left (-\cot \left (f x +e \right )+\csc \left (f x +e \right )\right ), i\right ) \cos \left (f x +e \right )-2 i \sqrt {\frac {1}{\cos \left (f x +e \right )+1}}\, \sqrt {\frac {\cos \left (f x +e \right )}{\cos \left (f x +e \right )+1}}\, E\left (i \left (-\cot \left (f x +e \right )+\csc \left (f x +e \right )\right ), i\right ) \cos \left (f x +e \right )+i \sqrt {\frac {1}{\cos \left (f x +e \right )+1}}\, \sqrt {\frac {\cos \left (f x +e \right )}{\cos \left (f x +e \right )+1}}\, F\left (i \left (-\cot \left (f x +e \right )+\csc \left (f x +e \right )\right ), i\right )-i \sqrt {\frac {1}{\cos \left (f x +e \right )+1}}\, \sqrt {\frac {\cos \left (f x +e \right )}{\cos \left (f x +e \right )+1}}\, E\left (i \left (-\cot \left (f x +e \right )+\csc \left (f x +e \right )\right ), i\right )+\sin \left (f x +e \right )\right ) \sqrt {b \sec \left (f x +e \right )}\, b}{f \left (\cos \left (f x +e \right )+1\right )}\) | \(392\) |
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Result contains higher order function than in optimal. Order 9 vs. order 4.
Time = 0.14 (sec) , antiderivative size = 84, normalized size of antiderivative = 1.27 \[ \int (b \sec (e+f x))^{3/2} \, dx=\frac {-i \, \sqrt {2} b^{\frac {3}{2}} {\rm weierstrassZeta}\left (-4, 0, {\rm weierstrassPInverse}\left (-4, 0, \cos \left (f x + e\right ) + i \, \sin \left (f x + e\right )\right )\right ) + i \, \sqrt {2} b^{\frac {3}{2}} {\rm weierstrassZeta}\left (-4, 0, {\rm weierstrassPInverse}\left (-4, 0, \cos \left (f x + e\right ) - i \, \sin \left (f x + e\right )\right )\right ) + 2 \, b \sqrt {\frac {b}{\cos \left (f x + e\right )}} \sin \left (f x + e\right )}{f} \]
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\[ \int (b \sec (e+f x))^{3/2} \, dx=\int \left (b \sec {\left (e + f x \right )}\right )^{\frac {3}{2}}\, dx \]
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\[ \int (b \sec (e+f x))^{3/2} \, dx=\int { \left (b \sec \left (f x + e\right )\right )^{\frac {3}{2}} \,d x } \]
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\[ \int (b \sec (e+f x))^{3/2} \, dx=\int { \left (b \sec \left (f x + e\right )\right )^{\frac {3}{2}} \,d x } \]
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Timed out. \[ \int (b \sec (e+f x))^{3/2} \, dx=\int {\left (\frac {b}{\cos \left (e+f\,x\right )}\right )}^{3/2} \,d x \]
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