Optimal. Leaf size=98 \[ \frac{4 \sqrt{\cos (e+f x)} F\left (\left .\frac{1}{2} (e+f x)\right |2\right ) \sqrt{b \sec (e+f x)}}{21 b^2 f}+\frac{4 \sin (e+f x)}{21 b f \sqrt{b \sec (e+f x)}}-\frac{2 b \sin (e+f x)}{7 f (b \sec (e+f x))^{5/2}} \]
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Rubi [A] time = 0.0821301, antiderivative size = 98, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 4, integrand size = 21, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.19, Rules used = {2627, 3769, 3771, 2641} \[ \frac{4 \sqrt{\cos (e+f x)} F\left (\left .\frac{1}{2} (e+f x)\right |2\right ) \sqrt{b \sec (e+f x)}}{21 b^2 f}+\frac{4 \sin (e+f x)}{21 b f \sqrt{b \sec (e+f x)}}-\frac{2 b \sin (e+f x)}{7 f (b \sec (e+f x))^{5/2}} \]
Antiderivative was successfully verified.
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Rule 2627
Rule 3769
Rule 3771
Rule 2641
Rubi steps
\begin{align*} \int \frac{\sin ^2(e+f x)}{(b \sec (e+f x))^{3/2}} \, dx &=-\frac{2 b \sin (e+f x)}{7 f (b \sec (e+f x))^{5/2}}+\frac{2}{7} \int \frac{1}{(b \sec (e+f x))^{3/2}} \, dx\\ &=-\frac{2 b \sin (e+f x)}{7 f (b \sec (e+f x))^{5/2}}+\frac{4 \sin (e+f x)}{21 b f \sqrt{b \sec (e+f x)}}+\frac{2 \int \sqrt{b \sec (e+f x)} \, dx}{21 b^2}\\ &=-\frac{2 b \sin (e+f x)}{7 f (b \sec (e+f x))^{5/2}}+\frac{4 \sin (e+f x)}{21 b f \sqrt{b \sec (e+f x)}}+\frac{\left (2 \sqrt{\cos (e+f x)} \sqrt{b \sec (e+f x)}\right ) \int \frac{1}{\sqrt{\cos (e+f x)}} \, dx}{21 b^2}\\ &=\frac{4 \sqrt{\cos (e+f x)} F\left (\left .\frac{1}{2} (e+f x)\right |2\right ) \sqrt{b \sec (e+f x)}}{21 b^2 f}-\frac{2 b \sin (e+f x)}{7 f (b \sec (e+f x))^{5/2}}+\frac{4 \sin (e+f x)}{21 b f \sqrt{b \sec (e+f x)}}\\ \end{align*}
Mathematica [A] time = 0.129931, size = 71, normalized size = 0.72 \[ \frac{\sec ^2(e+f x) \left (2 \sin (2 (e+f x))-3 \sin (4 (e+f x))+16 \sqrt{\cos (e+f x)} F\left (\left .\frac{1}{2} (e+f x)\right |2\right )\right )}{84 f (b \sec (e+f x))^{3/2}} \]
Antiderivative was successfully verified.
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Maple [C] time = 0.133, size = 153, normalized size = 1.6 \begin{align*} -{\frac{2\, \left ( \cos \left ( fx+e \right ) +1 \right ) ^{2} \left ( -1+\cos \left ( fx+e \right ) \right ) }{21\,f \left ( \cos \left ( fx+e \right ) \right ) ^{2} \left ( \sin \left ( fx+e \right ) \right ) ^{3}} \left ( 2\,i\sqrt{ \left ( \cos \left ( fx+e \right ) +1 \right ) ^{-1}}\sqrt{{\frac{\cos \left ( fx+e \right ) }{\cos \left ( fx+e \right ) +1}}}{\it EllipticF} \left ({\frac{i \left ( -1+\cos \left ( fx+e \right ) \right ) }{\sin \left ( fx+e \right ) }},i \right ) \sin \left ( fx+e \right ) +3\, \left ( \cos \left ( fx+e \right ) \right ) ^{4}-3\, \left ( \cos \left ( fx+e \right ) \right ) ^{3}-2\, \left ( \cos \left ( fx+e \right ) \right ) ^{2}+2\,\cos \left ( fx+e \right ) \right ) \left ({\frac{b}{\cos \left ( fx+e \right ) }} \right ) ^{-{\frac{3}{2}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{\sin \left (f x + e\right )^{2}}{\left (b \sec \left (f x + e\right )\right )^{\frac{3}{2}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F] time = 0., size = 0, normalized size = 0. \begin{align*}{\rm integral}\left (-\frac{{\left (\cos \left (f x + e\right )^{2} - 1\right )} \sqrt{b \sec \left (f x + e\right )}}{b^{2} \sec \left (f x + e\right )^{2}}, x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{\sin ^{2}{\left (e + f x \right )}}{\left (b \sec{\left (e + f x \right )}\right )^{\frac{3}{2}}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{\sin \left (f x + e\right )^{2}}{\left (b \sec \left (f x + e\right )\right )^{\frac{3}{2}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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