Optimal. Leaf size=154 \[ -\frac {3 b^3 B \, _2F_1\left (\frac {1}{2},\frac {7}{6};\frac {13}{6};\cos ^2(c+d x)\right ) \sin (c+d x)}{7 d (b \sec (c+d x))^{7/3} \sqrt {\sin ^2(c+d x)}}-\frac {3 b^2 (4 A+7 C) \, _2F_1\left (\frac {1}{2},\frac {2}{3};\frac {5}{3};\cos ^2(c+d x)\right ) \sin (c+d x)}{28 d (b \sec (c+d x))^{4/3} \sqrt {\sin ^2(c+d x)}}+\frac {3 A b^3 \tan (c+d x)}{7 d (b \sec (c+d x))^{7/3}} \]
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Rubi [A]
time = 0.13, antiderivative size = 154, normalized size of antiderivative = 1.00, number of steps
used = 7, number of rules used = 5, integrand size = 41, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.122, Rules used = {16, 4132, 3857,
2722, 4130} \begin {gather*} \frac {3 A b^3 \tan (c+d x)}{7 d (b \sec (c+d x))^{7/3}}-\frac {3 b^2 (4 A+7 C) \sin (c+d x) \, _2F_1\left (\frac {1}{2},\frac {2}{3};\frac {5}{3};\cos ^2(c+d x)\right )}{28 d \sqrt {\sin ^2(c+d x)} (b \sec (c+d x))^{4/3}}-\frac {3 b^3 B \sin (c+d x) \, _2F_1\left (\frac {1}{2},\frac {7}{6};\frac {13}{6};\cos ^2(c+d x)\right )}{7 d \sqrt {\sin ^2(c+d x)} (b \sec (c+d x))^{7/3}} \end {gather*}
Antiderivative was successfully verified.
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Rule 16
Rule 2722
Rule 3857
Rule 4130
Rule 4132
Rubi steps
\begin {align*} \int \cos ^3(c+d x) (b \sec (c+d x))^{2/3} \left (A+B \sec (c+d x)+C \sec ^2(c+d x)\right ) \, dx &=b^3 \int \frac {A+B \sec (c+d x)+C \sec ^2(c+d x)}{(b \sec (c+d x))^{7/3}} \, dx\\ &=b^3 \int \frac {A+C \sec ^2(c+d x)}{(b \sec (c+d x))^{7/3}} \, dx+\left (b^2 B\right ) \int \frac {1}{(b \sec (c+d x))^{4/3}} \, dx\\ &=\frac {3 A b^3 \tan (c+d x)}{7 d (b \sec (c+d x))^{7/3}}+\frac {1}{7} (b (4 A+7 C)) \int \frac {1}{\sqrt [3]{b \sec (c+d x)}} \, dx+\left (b^2 B \left (\frac {\cos (c+d x)}{b}\right )^{2/3} (b \sec (c+d x))^{2/3}\right ) \int \left (\frac {\cos (c+d x)}{b}\right )^{4/3} \, dx\\ &=-\frac {3 B \cos ^3(c+d x) \, _2F_1\left (\frac {1}{2},\frac {7}{6};\frac {13}{6};\cos ^2(c+d x)\right ) (b \sec (c+d x))^{2/3} \sin (c+d x)}{7 d \sqrt {\sin ^2(c+d x)}}+\frac {3 A b^3 \tan (c+d x)}{7 d (b \sec (c+d x))^{7/3}}+\frac {1}{7} \left (b (4 A+7 C) \left (\frac {\cos (c+d x)}{b}\right )^{2/3} (b \sec (c+d x))^{2/3}\right ) \int \sqrt [3]{\frac {\cos (c+d x)}{b}} \, dx\\ &=-\frac {3 (4 A+7 C) \cos ^2(c+d x) \, _2F_1\left (\frac {1}{2},\frac {2}{3};\frac {5}{3};\cos ^2(c+d x)\right ) (b \sec (c+d x))^{2/3} \sin (c+d x)}{28 d \sqrt {\sin ^2(c+d x)}}-\frac {3 B \cos ^3(c+d x) \, _2F_1\left (\frac {1}{2},\frac {7}{6};\frac {13}{6};\cos ^2(c+d x)\right ) (b \sec (c+d x))^{2/3} \sin (c+d x)}{7 d \sqrt {\sin ^2(c+d x)}}+\frac {3 A b^3 \tan (c+d x)}{7 d (b \sec (c+d x))^{7/3}}\\ \end {align*}
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Mathematica [A]
time = 0.16, size = 118, normalized size = 0.77 \begin {gather*} -\frac {3 b \cot (c+d x) \left (4 A \cos ^2(c+d x) \, _2F_1\left (-\frac {7}{6},\frac {1}{2};-\frac {1}{6};\sec ^2(c+d x)\right )+7 B \cos (c+d x) \, _2F_1\left (-\frac {2}{3},\frac {1}{2};\frac {1}{3};\sec ^2(c+d x)\right )+28 C \, _2F_1\left (-\frac {1}{6},\frac {1}{2};\frac {5}{6};\sec ^2(c+d x)\right )\right ) \sqrt {-\tan ^2(c+d x)}}{28 d \sqrt [3]{b \sec (c+d x)}} \end {gather*}
Antiderivative was successfully verified.
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Maple [F]
time = 0.81, size = 0, normalized size = 0.00 \[\int \left (\cos ^{3}\left (d x +c \right )\right ) \left (b \sec \left (d x +c \right )\right )^{\frac {2}{3}} \left (A +B \sec \left (d x +c \right )+C \left (\sec ^{2}\left (d x +c \right )\right )\right )\, dx\]
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(-2)]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Exception raised: SystemError} \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 {\cos \left (c+d\,x\right )}^3\,{\left (\frac {b}{\cos \left (c+d\,x\right )}\right )}^{2/3}\,\left (A+\frac {B}{\cos \left (c+d\,x\right )}+\frac {C}{{\cos \left (c+d\,x\right )}^2}\right ) \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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