Optimal. Leaf size=92 \[ \frac {3 A b^2 \sin (c+d x)}{8 d (b \cos (c+d x))^{8/3}}+\frac {3 (5 A+8 C) \, _2F_1\left (-\frac {1}{3},\frac {1}{2};\frac {2}{3};\cos ^2(c+d x)\right ) \sin (c+d x)}{16 d (b \cos (c+d x))^{2/3} \sqrt {\sin ^2(c+d x)}} \]
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Rubi [A]
time = 0.07, antiderivative size = 92, normalized size of antiderivative = 1.00, number of steps
used = 3, number of rules used = 3, integrand size = 33, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.091, Rules used = {16, 3091, 2722}
\begin {gather*} \frac {3 A b^2 \sin (c+d x)}{8 d (b \cos (c+d x))^{8/3}}+\frac {3 (5 A+8 C) \sin (c+d x) \, _2F_1\left (-\frac {1}{3},\frac {1}{2};\frac {2}{3};\cos ^2(c+d x)\right )}{16 d \sqrt {\sin ^2(c+d x)} (b \cos (c+d x))^{2/3}} \end {gather*}
Antiderivative was successfully verified.
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Rule 16
Rule 2722
Rule 3091
Rubi steps
\begin {align*} \int \frac {\left (A+C \cos ^2(c+d x)\right ) \sec ^3(c+d x)}{(b \cos (c+d x))^{2/3}} \, dx &=b^3 \int \frac {A+C \cos ^2(c+d x)}{(b \cos (c+d x))^{11/3}} \, dx\\ &=\frac {3 A b^2 \sin (c+d x)}{8 d (b \cos (c+d x))^{8/3}}+\frac {1}{8} (b (5 A+8 C)) \int \frac {1}{(b \cos (c+d x))^{5/3}} \, dx\\ &=\frac {3 A b^2 \sin (c+d x)}{8 d (b \cos (c+d x))^{8/3}}+\frac {3 (5 A+8 C) \, _2F_1\left (-\frac {1}{3},\frac {1}{2};\frac {2}{3};\cos ^2(c+d x)\right ) \sin (c+d x)}{16 d (b \cos (c+d x))^{2/3} \sqrt {\sin ^2(c+d x)}}\\ \end {align*}
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Mathematica [C] Result contains complex when optimal does not.
time = 6.30, size = 473, normalized size = 5.14 \begin {gather*} b \left (-\frac {i (5 A+8 C) \cos ^{\frac {11}{3}}(c+d x) \csc \left (\frac {c}{2}\right ) \sec \left (\frac {c}{2}\right ) \left (C+A \sec ^2(c+d x)\right ) \left (-\frac {3 i e^{-i d x} \, _2F_1\left (-\frac {1}{6},\frac {2}{3};\frac {5}{6};-e^{2 i d x} (\cos (c)+i \sin (c))^2\right ) \left (2+2 e^{2 i d x} \cos (2 c)+2 i e^{2 i d x} \sin (2 c)\right )^{2/3}}{d \left (e^{-i d x} \left (\left (1+e^{2 i d x}\right ) \cos (c)+i \left (-1+e^{2 i d x}\right ) \sin (c)\right )\right )^{2/3}}-\frac {3 i e^{i d x} \, _2F_1\left (\frac {2}{3},\frac {5}{6};\frac {11}{6};-e^{2 i d x} (\cos (c)+i \sin (c))^2\right ) \left (2+2 e^{2 i d x} \cos (2 c)+2 i e^{2 i d x} \sin (2 c)\right )^{2/3}}{5 d \left (e^{-i d x} \left (\left (1+e^{2 i d x}\right ) \cos (c)+i \left (-1+e^{2 i d x}\right ) \sin (c)\right )\right )^{2/3}}\right )}{32 (b \cos (c+d x))^{5/3} (2 A+C+C \cos (2 c+2 d x))}+\frac {\cos ^4(c+d x) \left (C+A \sec ^2(c+d x)\right ) \left (\frac {3 (5 A+8 C) \csc (c) \sec (c)}{8 d}+\frac {3 A \sec (c) \sec ^3(c+d x) \sin (d x)}{4 d}+\frac {3 \sec (c) \sec (c+d x) (5 A \sin (d x)+8 C \sin (d x))}{8 d}+\frac {3 A \sec ^2(c+d x) \tan (c)}{4 d}\right )}{(b \cos (c+d x))^{5/3} (2 A+C+C \cos (2 c+2 d x))}\right ) \end {gather*}
Warning: Unable to verify antiderivative.
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Maple [F]
time = 0.29, size = 0, normalized size = 0.00 \[\int \frac {\left (A +C \left (\cos ^{2}\left (d x +c \right )\right )\right ) \left (\sec ^{3}\left (d x +c \right )\right )}{\left (b \cos \left (d x +c \right )\right )^{\frac {2}{3}}}\, dx\]
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Failed to integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] Timed out
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Timed out} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [F]
time = 0.00, size = -1, normalized size = -0.01 \begin {gather*} \int \frac {C\,{\cos \left (c+d\,x\right )}^2+A}{{\cos \left (c+d\,x\right )}^3\,{\left (b\,\cos \left (c+d\,x\right )\right )}^{2/3}} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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