Integrand size = 21, antiderivative size = 121 \[ \int (a+b \sec (c+d x))^n \sin ^3(c+d x) \, dx=\frac {b \left (6 a^2-b^2 \left (2-3 n+n^2\right )\right ) \operatorname {Hypergeometric2F1}\left (2,1+n,2+n,1+\frac {b \sec (c+d x)}{a}\right ) (a+b \sec (c+d x))^{1+n}}{6 a^4 d (1+n)}+\frac {\cos ^3(c+d x) (a+b \sec (c+d x))^{1+n} (2 a-b (2-n) \sec (c+d x))}{6 a^2 d} \]
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Time = 0.13 (sec) , antiderivative size = 121, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.143, Rules used = {3959, 150, 67} \[ \int (a+b \sec (c+d x))^n \sin ^3(c+d x) \, dx=\frac {\cos ^3(c+d x) (2 a-b (2-n) \sec (c+d x)) (a+b \sec (c+d x))^{n+1}}{6 a^2 d}+\frac {b \left (6 a^2-b^2 \left (n^2-3 n+2\right )\right ) (a+b \sec (c+d x))^{n+1} \operatorname {Hypergeometric2F1}\left (2,n+1,n+2,\frac {b \sec (c+d x)}{a}+1\right )}{6 a^4 d (n+1)} \]
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Rule 67
Rule 150
Rule 3959
Rubi steps \begin{align*} \text {integral}& = -\frac {\text {Subst}\left (\int \frac {(-1+x) (1+x) (a-b x)^n}{x^4} \, dx,x,-\sec (c+d x)\right )}{d} \\ & = \frac {\cos ^3(c+d x) (a+b \sec (c+d x))^{1+n} (2 a-b (2-n) \sec (c+d x))}{6 a^2 d}-\frac {\left (6-\frac {b^2 (1-n) (2-n)}{a^2}\right ) \text {Subst}\left (\int \frac {(a-b x)^n}{x^2} \, dx,x,-\sec (c+d x)\right )}{6 d} \\ & = \frac {b \left (6 a^2-b^2 \left (2-3 n+n^2\right )\right ) \operatorname {Hypergeometric2F1}\left (2,1+n,2+n,1+\frac {b \sec (c+d x)}{a}\right ) (a+b \sec (c+d x))^{1+n}}{6 a^4 d (1+n)}+\frac {\cos ^3(c+d x) (a+b \sec (c+d x))^{1+n} (2 a-b (2-n) \sec (c+d x))}{6 a^2 d} \\ \end{align*}
Time = 1.76 (sec) , antiderivative size = 155, normalized size of antiderivative = 1.28 \[ \int (a+b \sec (c+d x))^n \sin ^3(c+d x) \, dx=\frac {\cos (c+d x) \left (-\frac {2 (2 a-b (-2+n)) (b+a \cos (c+d x))^2}{a}+8 \cos ^2\left (\frac {1}{2} (c+d x)\right ) (b+a \cos (c+d x))^2-\frac {2 b \left (-6 a^2+b^2 \left (2-3 n+n^2\right )\right ) \operatorname {Hypergeometric2F1}\left (2,1-n,2-n,\frac {a \cos (c+d x)}{b+a \cos (c+d x)}\right )}{a (-1+n)}\right ) (a+b \sec (c+d x))^n}{12 a d (b+a \cos (c+d x))} \]
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\[\int \left (a +b \sec \left (d x +c \right )\right )^{n} \sin \left (d x +c \right )^{3}d x\]
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\[ \int (a+b \sec (c+d x))^n \sin ^3(c+d x) \, dx=\int { {\left (b \sec \left (d x + c\right ) + a\right )}^{n} \sin \left (d x + c\right )^{3} \,d x } \]
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Timed out. \[ \int (a+b \sec (c+d x))^n \sin ^3(c+d x) \, dx=\text {Timed out} \]
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\[ \int (a+b \sec (c+d x))^n \sin ^3(c+d x) \, dx=\int { {\left (b \sec \left (d x + c\right ) + a\right )}^{n} \sin \left (d x + c\right )^{3} \,d x } \]
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Exception generated. \[ \int (a+b \sec (c+d x))^n \sin ^3(c+d x) \, dx=\text {Exception raised: RuntimeError} \]
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Timed out. \[ \int (a+b \sec (c+d x))^n \sin ^3(c+d x) \, dx=\int {\sin \left (c+d\,x\right )}^3\,{\left (a+\frac {b}{\cos \left (c+d\,x\right )}\right )}^n \,d x \]
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