Integrand size = 23, antiderivative size = 126 \[ \int \sin ^2(c+d x) (a+a \sin (c+d x))^{2/3} \, dx=\frac {9 \cos (c+d x) (a+a \sin (c+d x))^{2/3}}{40 d}-\frac {19 \cos (c+d x) \operatorname {Hypergeometric2F1}\left (-\frac {1}{6},\frac {1}{2},\frac {3}{2},\frac {1}{2} (1-\sin (c+d x))\right ) (a+a \sin (c+d x))^{2/3}}{10\ 2^{5/6} d (1+\sin (c+d x))^{7/6}}-\frac {3 \cos (c+d x) (a+a \sin (c+d x))^{5/3}}{8 a d} \]
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Time = 0.11 (sec) , antiderivative size = 126, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.174, Rules used = {2838, 2830, 2731, 2730} \[ \int \sin ^2(c+d x) (a+a \sin (c+d x))^{2/3} \, dx=-\frac {19 \cos (c+d x) (a \sin (c+d x)+a)^{2/3} \operatorname {Hypergeometric2F1}\left (-\frac {1}{6},\frac {1}{2},\frac {3}{2},\frac {1}{2} (1-\sin (c+d x))\right )}{10\ 2^{5/6} d (\sin (c+d x)+1)^{7/6}}-\frac {3 \cos (c+d x) (a \sin (c+d x)+a)^{5/3}}{8 a d}+\frac {9 \cos (c+d x) (a \sin (c+d x)+a)^{2/3}}{40 d} \]
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Rule 2730
Rule 2731
Rule 2830
Rule 2838
Rubi steps \begin{align*} \text {integral}& = -\frac {3 \cos (c+d x) (a+a \sin (c+d x))^{5/3}}{8 a d}+\frac {3 \int \left (\frac {5 a}{3}-a \sin (c+d x)\right ) (a+a \sin (c+d x))^{2/3} \, dx}{8 a} \\ & = \frac {9 \cos (c+d x) (a+a \sin (c+d x))^{2/3}}{40 d}-\frac {3 \cos (c+d x) (a+a \sin (c+d x))^{5/3}}{8 a d}+\frac {19}{40} \int (a+a \sin (c+d x))^{2/3} \, dx \\ & = \frac {9 \cos (c+d x) (a+a \sin (c+d x))^{2/3}}{40 d}-\frac {3 \cos (c+d x) (a+a \sin (c+d x))^{5/3}}{8 a d}+\frac {\left (19 (a+a \sin (c+d x))^{2/3}\right ) \int (1+\sin (c+d x))^{2/3} \, dx}{40 (1+\sin (c+d x))^{2/3}} \\ & = \frac {9 \cos (c+d x) (a+a \sin (c+d x))^{2/3}}{40 d}-\frac {19 \cos (c+d x) \operatorname {Hypergeometric2F1}\left (-\frac {1}{6},\frac {1}{2},\frac {3}{2},\frac {1}{2} (1-\sin (c+d x))\right ) (a+a \sin (c+d x))^{2/3}}{10\ 2^{5/6} d (1+\sin (c+d x))^{7/6}}-\frac {3 \cos (c+d x) (a+a \sin (c+d x))^{5/3}}{8 a d} \\ \end{align*}
Time = 0.86 (sec) , antiderivative size = 151, normalized size of antiderivative = 1.20 \[ \int \sin ^2(c+d x) (a+a \sin (c+d x))^{2/3} \, dx=\frac {3 \left (\cos \left (\frac {1}{2} (c+d x)\right )-\sin \left (\frac {1}{2} (c+d x)\right )\right ) (a (1+\sin (c+d x)))^{2/3} \left (19 \sqrt {2} \operatorname {Hypergeometric2F1}\left (\frac {1}{6},\frac {1}{2},\frac {7}{6},\sin ^2\left (\frac {1}{4} (2 c+\pi +2 d x)\right )\right )+\sqrt {1-\sin (c+d x)} (5 \cos (2 (c+d x))-14 (2+\sin (c+d x)))\right )}{80 d \left (\cos \left (\frac {1}{2} (c+d x)\right )+\sin \left (\frac {1}{2} (c+d x)\right )\right ) \sqrt {1-\sin (c+d x)}} \]
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\[\int \left (\sin ^{2}\left (d x +c \right )\right ) \left (a +a \sin \left (d x +c \right )\right )^{\frac {2}{3}}d x\]
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\[ \int \sin ^2(c+d x) (a+a \sin (c+d x))^{2/3} \, dx=\int { {\left (a \sin \left (d x + c\right ) + a\right )}^{\frac {2}{3}} \sin \left (d x + c\right )^{2} \,d x } \]
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\[ \int \sin ^2(c+d x) (a+a \sin (c+d x))^{2/3} \, dx=\int \left (a \left (\sin {\left (c + d x \right )} + 1\right )\right )^{\frac {2}{3}} \sin ^{2}{\left (c + d x \right )}\, dx \]
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\[ \int \sin ^2(c+d x) (a+a \sin (c+d x))^{2/3} \, dx=\int { {\left (a \sin \left (d x + c\right ) + a\right )}^{\frac {2}{3}} \sin \left (d x + c\right )^{2} \,d x } \]
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\[ \int \sin ^2(c+d x) (a+a \sin (c+d x))^{2/3} \, dx=\int { {\left (a \sin \left (d x + c\right ) + a\right )}^{\frac {2}{3}} \sin \left (d x + c\right )^{2} \,d x } \]
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Timed out. \[ \int \sin ^2(c+d x) (a+a \sin (c+d x))^{2/3} \, dx=\int {\sin \left (c+d\,x\right )}^2\,{\left (a+a\,\sin \left (c+d\,x\right )\right )}^{2/3} \,d x \]
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