Optimal. Leaf size=205 \[ \frac {2 a^{3/2} c^3 \tan (e+f x) \tanh ^{-1}\left (\frac {\sqrt {a-a \sec (e+f x)}}{\sqrt {a}}\right )}{f \sqrt {a-a \sec (e+f x)} \sqrt {a \sec (e+f x)+a}}+\frac {2 a d \left (3 c^2+3 c d+d^2\right ) \tan (e+f x)}{f \sqrt {a \sec (e+f x)+a}}-\frac {2 d^2 (3 c+2 d) \tan (e+f x) (a-a \sec (e+f x))}{3 f \sqrt {a \sec (e+f x)+a}}+\frac {2 d^3 \tan (e+f x) (a-a \sec (e+f x))^2}{5 a f \sqrt {a \sec (e+f x)+a}} \]
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Rubi [A] time = 0.14, antiderivative size = 205, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 4, integrand size = 27, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.148, Rules used = {3940, 88, 63, 206} \[ \frac {2 a^{3/2} c^3 \tan (e+f x) \tanh ^{-1}\left (\frac {\sqrt {a-a \sec (e+f x)}}{\sqrt {a}}\right )}{f \sqrt {a-a \sec (e+f x)} \sqrt {a \sec (e+f x)+a}}+\frac {2 a d \left (3 c^2+3 c d+d^2\right ) \tan (e+f x)}{f \sqrt {a \sec (e+f x)+a}}-\frac {2 d^2 (3 c+2 d) \tan (e+f x) (a-a \sec (e+f x))}{3 f \sqrt {a \sec (e+f x)+a}}+\frac {2 d^3 \tan (e+f x) (a-a \sec (e+f x))^2}{5 a f \sqrt {a \sec (e+f x)+a}} \]
Antiderivative was successfully verified.
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Rule 63
Rule 88
Rule 206
Rule 3940
Rubi steps
\begin {align*} \int \sqrt {a+a \sec (e+f x)} (c+d \sec (e+f x))^3 \, dx &=-\frac {\left (a^2 \tan (e+f x)\right ) \operatorname {Subst}\left (\int \frac {(c+d x)^3}{x \sqrt {a-a x}} \, dx,x,\sec (e+f x)\right )}{f \sqrt {a-a \sec (e+f x)} \sqrt {a+a \sec (e+f x)}}\\ &=-\frac {\left (a^2 \tan (e+f x)\right ) \operatorname {Subst}\left (\int \left (\frac {d \left (3 c^2+3 c d+d^2\right )}{\sqrt {a-a x}}+\frac {c^3}{x \sqrt {a-a x}}-\frac {d^2 (3 c+2 d) \sqrt {a-a x}}{a}+\frac {d^3 (a-a x)^{3/2}}{a^2}\right ) \, dx,x,\sec (e+f x)\right )}{f \sqrt {a-a \sec (e+f x)} \sqrt {a+a \sec (e+f x)}}\\ &=\frac {2 a d \left (3 c^2+3 c d+d^2\right ) \tan (e+f x)}{f \sqrt {a+a \sec (e+f x)}}-\frac {2 d^2 (3 c+2 d) (a-a \sec (e+f x)) \tan (e+f x)}{3 f \sqrt {a+a \sec (e+f x)}}+\frac {2 d^3 (a-a \sec (e+f x))^2 \tan (e+f x)}{5 a f \sqrt {a+a \sec (e+f x)}}-\frac {\left (a^2 c^3 \tan (e+f x)\right ) \operatorname {Subst}\left (\int \frac {1}{x \sqrt {a-a x}} \, dx,x,\sec (e+f x)\right )}{f \sqrt {a-a \sec (e+f x)} \sqrt {a+a \sec (e+f x)}}\\ &=\frac {2 a d \left (3 c^2+3 c d+d^2\right ) \tan (e+f x)}{f \sqrt {a+a \sec (e+f x)}}-\frac {2 d^2 (3 c+2 d) (a-a \sec (e+f x)) \tan (e+f x)}{3 f \sqrt {a+a \sec (e+f x)}}+\frac {2 d^3 (a-a \sec (e+f x))^2 \tan (e+f x)}{5 a f \sqrt {a+a \sec (e+f x)}}+\frac {\left (2 a c^3 \tan (e+f x)\right ) \operatorname {Subst}\left (\int \frac {1}{1-\frac {x^2}{a}} \, dx,x,\sqrt {a-a \sec (e+f x)}\right )}{f \sqrt {a-a \sec (e+f x)} \sqrt {a+a \sec (e+f x)}}\\ &=\frac {2 a d \left (3 c^2+3 c d+d^2\right ) \tan (e+f x)}{f \sqrt {a+a \sec (e+f x)}}+\frac {2 a^{3/2} c^3 \tanh ^{-1}\left (\frac {\sqrt {a-a \sec (e+f x)}}{\sqrt {a}}\right ) \tan (e+f x)}{f \sqrt {a-a \sec (e+f x)} \sqrt {a+a \sec (e+f x)}}-\frac {2 d^2 (3 c+2 d) (a-a \sec (e+f x)) \tan (e+f x)}{3 f \sqrt {a+a \sec (e+f x)}}+\frac {2 d^3 (a-a \sec (e+f x))^2 \tan (e+f x)}{5 a f \sqrt {a+a \sec (e+f x)}}\\ \end {align*}
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Mathematica [C] time = 14.19, size = 517, normalized size = 2.52 \[ \frac {\cos ^3(e+f x) \sec \left (\frac {1}{2} (e+f x)\right ) \sqrt {a (\sec (e+f x)+1)} (c+d \sec (e+f x))^3 \left (\frac {2}{15} d \left (45 c^2+30 c d+8 d^2\right ) \sin \left (\frac {1}{2} (e+f x)\right )+\frac {2}{15} \sec (e+f x) \left (15 c d^2 \sin \left (\frac {1}{2} (e+f x)\right )+4 d^3 \sin \left (\frac {1}{2} (e+f x)\right )\right )+\frac {2}{5} d^3 \sin \left (\frac {1}{2} (e+f x)\right ) \sec ^2(e+f x)\right )}{f (c \cos (e+f x)+d)^3}-\frac {8 \left (-3-2 \sqrt {2}\right ) c^3 \cos ^4\left (\frac {1}{4} (e+f x)\right ) \sqrt {\frac {\left (10-7 \sqrt {2}\right ) \cos \left (\frac {1}{2} (e+f x)\right )-5 \sqrt {2}+7}{\cos \left (\frac {1}{2} (e+f x)\right )+1}} \sqrt {\frac {-\left (\left (\sqrt {2}-2\right ) \cos \left (\frac {1}{2} (e+f x)\right )\right )+\sqrt {2}-1}{\cos \left (\frac {1}{2} (e+f x)\right )+1}} \left (\left (\sqrt {2}-2\right ) \cos \left (\frac {1}{2} (e+f x)\right )-\sqrt {2}+1\right ) \cos ^2(e+f x) \sqrt {-\tan ^2\left (\frac {1}{4} (e+f x)\right )-2 \sqrt {2}+3} \sec \left (\frac {1}{2} (e+f x)\right ) \sqrt {a (\sec (e+f x)+1)} \sqrt {\left (\left (2+\sqrt {2}\right ) \cos \left (\frac {1}{2} (e+f x)\right )-\sqrt {2}-1\right ) \sec ^2\left (\frac {1}{4} (e+f x)\right )} (c+d \sec (e+f x))^3 \left (F\left (\sin ^{-1}\left (\frac {\tan \left (\frac {1}{4} (e+f x)\right )}{\sqrt {3-2 \sqrt {2}}}\right )|17-12 \sqrt {2}\right )-2 \Pi \left (-3+2 \sqrt {2};\sin ^{-1}\left (\frac {\tan \left (\frac {1}{4} (e+f x)\right )}{\sqrt {3-2 \sqrt {2}}}\right )|17-12 \sqrt {2}\right )\right )}{f (c \cos (e+f x)+d)^3} \]
Warning: Unable to verify antiderivative.
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fricas [A] time = 0.48, size = 392, normalized size = 1.91 \[ \left [\frac {15 \, {\left (c^{3} \cos \left (f x + e\right )^{3} + c^{3} \cos \left (f x + e\right )^{2}\right )} \sqrt {-a} \log \left (\frac {2 \, a \cos \left (f x + e\right )^{2} - 2 \, \sqrt {-a} \sqrt {\frac {a \cos \left (f x + e\right ) + a}{\cos \left (f x + e\right )}} \cos \left (f x + e\right ) \sin \left (f x + e\right ) + a \cos \left (f x + e\right ) - a}{\cos \left (f x + e\right ) + 1}\right ) + 2 \, {\left (3 \, d^{3} + {\left (45 \, c^{2} d + 30 \, c d^{2} + 8 \, d^{3}\right )} \cos \left (f x + e\right )^{2} + {\left (15 \, c d^{2} + 4 \, d^{3}\right )} \cos \left (f x + e\right )\right )} \sqrt {\frac {a \cos \left (f x + e\right ) + a}{\cos \left (f x + e\right )}} \sin \left (f x + e\right )}{15 \, {\left (f \cos \left (f x + e\right )^{3} + f \cos \left (f x + e\right )^{2}\right )}}, -\frac {2 \, {\left (15 \, {\left (c^{3} \cos \left (f x + e\right )^{3} + c^{3} \cos \left (f x + e\right )^{2}\right )} \sqrt {a} \arctan \left (\frac {\sqrt {\frac {a \cos \left (f x + e\right ) + a}{\cos \left (f x + e\right )}} \cos \left (f x + e\right )}{\sqrt {a} \sin \left (f x + e\right )}\right ) - {\left (3 \, d^{3} + {\left (45 \, c^{2} d + 30 \, c d^{2} + 8 \, d^{3}\right )} \cos \left (f x + e\right )^{2} + {\left (15 \, c d^{2} + 4 \, d^{3}\right )} \cos \left (f x + e\right )\right )} \sqrt {\frac {a \cos \left (f x + e\right ) + a}{\cos \left (f x + e\right )}} \sin \left (f x + e\right )\right )}}{15 \, {\left (f \cos \left (f x + e\right )^{3} + f \cos \left (f x + e\right )^{2}\right )}}\right ] \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [F(-2)] time = 0.00, size = 0, normalized size = 0.00 \[ \text {Exception raised: NotImplementedError} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [B] time = 1.96, size = 389, normalized size = 1.90 \[ -\frac {\sqrt {\frac {a \left (1+\cos \left (f x +e \right )\right )}{\cos \left (f x +e \right )}}\, \left (15 \left (\cos ^{2}\left (f x +e \right )\right ) \sin \left (f x +e \right ) \sqrt {2}\, \arctanh \left (\frac {\sqrt {-\frac {2 \cos \left (f x +e \right )}{1+\cos \left (f x +e \right )}}\, \sin \left (f x +e \right ) \sqrt {2}}{2 \cos \left (f x +e \right )}\right ) \left (-\frac {2 \cos \left (f x +e \right )}{1+\cos \left (f x +e \right )}\right )^{\frac {5}{2}} c^{3}+30 \cos \left (f x +e \right ) \sin \left (f x +e \right ) \sqrt {2}\, \arctanh \left (\frac {\sqrt {-\frac {2 \cos \left (f x +e \right )}{1+\cos \left (f x +e \right )}}\, \sin \left (f x +e \right ) \sqrt {2}}{2 \cos \left (f x +e \right )}\right ) \left (-\frac {2 \cos \left (f x +e \right )}{1+\cos \left (f x +e \right )}\right )^{\frac {5}{2}} c^{3}+15 \arctanh \left (\frac {\sqrt {-\frac {2 \cos \left (f x +e \right )}{1+\cos \left (f x +e \right )}}\, \sin \left (f x +e \right ) \sqrt {2}}{2 \cos \left (f x +e \right )}\right ) \left (-\frac {2 \cos \left (f x +e \right )}{1+\cos \left (f x +e \right )}\right )^{\frac {5}{2}} \sqrt {2}\, c^{3} \sin \left (f x +e \right )+360 \left (\cos ^{3}\left (f x +e \right )\right ) c^{2} d +240 \left (\cos ^{3}\left (f x +e \right )\right ) c \,d^{2}+64 \left (\cos ^{3}\left (f x +e \right )\right ) d^{3}-360 \left (\cos ^{2}\left (f x +e \right )\right ) c^{2} d -120 \left (\cos ^{2}\left (f x +e \right )\right ) c \,d^{2}-32 \left (\cos ^{2}\left (f x +e \right )\right ) d^{3}-120 \cos \left (f x +e \right ) c \,d^{2}-8 \cos \left (f x +e \right ) d^{3}-24 d^{3}\right )}{60 f \cos \left (f x +e \right )^{2} \sin \left (f x +e \right )} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [F(-1)] time = 0.00, size = 0, normalized size = 0.00 \[ \text {Timed out} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [F] time = 0.00, size = -1, normalized size = -0.00 \[ \int \sqrt {a+\frac {a}{\cos \left (e+f\,x\right )}}\,{\left (c+\frac {d}{\cos \left (e+f\,x\right )}\right )}^3 \,d x \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \sqrt {a \left (\sec {\left (e + f x \right )} + 1\right )} \left (c + d \sec {\left (e + f x \right )}\right )^{3}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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