Integrand size = 23, antiderivative size = 195 \[ \int \frac {(d \csc (e+f x))^n}{3+b \sin (e+f x)} \, dx=\frac {b \operatorname {AppellF1}\left (\frac {1}{2},\frac {n}{2},1,\frac {3}{2},\cos ^2(e+f x),-\frac {b^2 \cos ^2(e+f x)}{9-b^2}\right ) \cos (e+f x) (d \csc (e+f x))^{1+n} \sin (e+f x) \sin ^2(e+f x)^{n/2}}{\left (9-b^2\right ) d f}-\frac {3 \operatorname {AppellF1}\left (\frac {1}{2},\frac {1+n}{2},1,\frac {3}{2},\cos ^2(e+f x),-\frac {b^2 \cos ^2(e+f x)}{9-b^2}\right ) \cos (e+f x) (d \csc (e+f x))^{1+n} \sin ^2(e+f x)^{\frac {1+n}{2}}}{\left (9-b^2\right ) d f} \]
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Time = 0.28 (sec) , antiderivative size = 204, normalized size of antiderivative = 1.05, number of steps used = 7, number of rules used = 5, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.217, Rules used = {3317, 3954, 2902, 3268, 440} \[ \int \frac {(d \csc (e+f x))^n}{3+b \sin (e+f x)} \, dx=\frac {b \sin (e+f x) \cos (e+f x) \sin ^2(e+f x)^{n/2} (d \csc (e+f x))^{n+1} \operatorname {AppellF1}\left (\frac {1}{2},\frac {n}{2},1,\frac {3}{2},\cos ^2(e+f x),-\frac {b^2 \cos ^2(e+f x)}{a^2-b^2}\right )}{d f \left (a^2-b^2\right )}-\frac {a \cos (e+f x) \sin ^2(e+f x)^{\frac {n+1}{2}} (d \csc (e+f x))^{n+1} \operatorname {AppellF1}\left (\frac {1}{2},\frac {n+1}{2},1,\frac {3}{2},\cos ^2(e+f x),-\frac {b^2 \cos ^2(e+f x)}{a^2-b^2}\right )}{d f \left (a^2-b^2\right )} \]
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Rule 440
Rule 2902
Rule 3268
Rule 3317
Rule 3954
Rubi steps \begin{align*} \text {integral}& = \frac {\int \frac {(d \csc (e+f x))^{1+n}}{b+a \csc (e+f x)} \, dx}{d} \\ & = \frac {\left ((d \csc (e+f x))^{1+n} \sin ^{1+n}(e+f x)\right ) \int \frac {\sin ^{-n}(e+f x)}{a+b \sin (e+f x)} \, dx}{d} \\ & = \frac {\left (a (d \csc (e+f x))^{1+n} \sin ^{1+n}(e+f x)\right ) \int \frac {\sin ^{-n}(e+f x)}{a^2-b^2 \sin ^2(e+f x)} \, dx}{d}-\frac {\left (b (d \csc (e+f x))^{1+n} \sin ^{1+n}(e+f x)\right ) \int \frac {\sin ^{1-n}(e+f x)}{a^2-b^2 \sin ^2(e+f x)} \, dx}{d} \\ & = -\frac {\left (a (d \csc (e+f x))^{1+n} \sin ^{1+2 \left (-\frac {1}{2}-\frac {n}{2}\right )+n}(e+f x) \sin ^2(e+f x)^{\frac {1}{2}+\frac {n}{2}}\right ) \text {Subst}\left (\int \frac {\left (1-x^2\right )^{\frac {1}{2} (-1-n)}}{a^2-b^2+b^2 x^2} \, dx,x,\cos (e+f x)\right )}{d f}+\frac {\left (b (d \csc (e+f x))^{1+n} \sin (e+f x) \sin ^2(e+f x)^{n/2}\right ) \text {Subst}\left (\int \frac {\left (1-x^2\right )^{-n/2}}{a^2-b^2+b^2 x^2} \, dx,x,\cos (e+f x)\right )}{d f} \\ & = \frac {b \operatorname {AppellF1}\left (\frac {1}{2},\frac {n}{2},1,\frac {3}{2},\cos ^2(e+f x),-\frac {b^2 \cos ^2(e+f x)}{a^2-b^2}\right ) \cos (e+f x) (d \csc (e+f x))^{1+n} \sin (e+f x) \sin ^2(e+f x)^{n/2}}{\left (a^2-b^2\right ) d f}-\frac {a \operatorname {AppellF1}\left (\frac {1}{2},\frac {1+n}{2},1,\frac {3}{2},\cos ^2(e+f x),-\frac {b^2 \cos ^2(e+f x)}{a^2-b^2}\right ) \cos (e+f x) (d \csc (e+f x))^{1+n} \sin ^2(e+f x)^{\frac {1+n}{2}}}{\left (a^2-b^2\right ) d f} \\ \end{align*}
Leaf count is larger than twice the leaf count of optimal. \(1581\) vs. \(2(195)=390\).
Time = 16.38 (sec) , antiderivative size = 1581, normalized size of antiderivative = 8.11 \[ \int \frac {(d \csc (e+f x))^n}{3+b \sin (e+f x)} \, dx=\frac {(d \csc (e+f x))^n \sec ^2(e+f x)^{-n/2} \left (\cot (e+f x) \sqrt {\sec ^2(e+f x)}\right )^n \tan (e+f x) \left (-3 b (-2+n) \operatorname {AppellF1}\left (\frac {1-n}{2},-\frac {n}{2},1,\frac {3-n}{2},-\tan ^2(e+f x),\frac {1}{9} \left (-9+b^2\right ) \tan ^2(e+f x)\right )+(-1+n) \left (\left (-9+b^2\right ) \operatorname {AppellF1}\left (1-\frac {n}{2},\frac {1}{2} (-1-n),1,2-\frac {n}{2},-\tan ^2(e+f x),\frac {1}{9} \left (-9+b^2\right ) \tan ^2(e+f x)\right )+9 \operatorname {Hypergeometric2F1}\left (\frac {1}{2}-\frac {n}{2},1-\frac {n}{2},2-\frac {n}{2},-\tan ^2(e+f x)\right )\right ) \tan (e+f x)\right )}{9 b f (-2+n) (-1+n) (3+b \sin (e+f x)) \left (\frac {\sec ^2(e+f x)^{1-\frac {n}{2}} \left (\cot (e+f x) \sqrt {\sec ^2(e+f x)}\right )^n \left (-3 b (-2+n) \operatorname {AppellF1}\left (\frac {1-n}{2},-\frac {n}{2},1,\frac {3-n}{2},-\tan ^2(e+f x),\frac {1}{9} \left (-9+b^2\right ) \tan ^2(e+f x)\right )+(-1+n) \left (\left (-9+b^2\right ) \operatorname {AppellF1}\left (1-\frac {n}{2},\frac {1}{2} (-1-n),1,2-\frac {n}{2},-\tan ^2(e+f x),\frac {1}{9} \left (-9+b^2\right ) \tan ^2(e+f x)\right )+9 \operatorname {Hypergeometric2F1}\left (\frac {1}{2}-\frac {n}{2},1-\frac {n}{2},2-\frac {n}{2},-\tan ^2(e+f x)\right )\right ) \tan (e+f x)\right )}{9 b (-2+n) (-1+n)}+\frac {n \sec ^2(e+f x)^{-n/2} \left (\cot (e+f x) \sqrt {\sec ^2(e+f x)}\right )^{-1+n} \left (\sqrt {\sec ^2(e+f x)}-\csc ^2(e+f x) \sqrt {\sec ^2(e+f x)}\right ) \tan (e+f x) \left (-3 b (-2+n) \operatorname {AppellF1}\left (\frac {1-n}{2},-\frac {n}{2},1,\frac {3-n}{2},-\tan ^2(e+f x),\frac {1}{9} \left (-9+b^2\right ) \tan ^2(e+f x)\right )+(-1+n) \left (\left (-9+b^2\right ) \operatorname {AppellF1}\left (1-\frac {n}{2},\frac {1}{2} (-1-n),1,2-\frac {n}{2},-\tan ^2(e+f x),\frac {1}{9} \left (-9+b^2\right ) \tan ^2(e+f x)\right )+9 \operatorname {Hypergeometric2F1}\left (\frac {1}{2}-\frac {n}{2},1-\frac {n}{2},2-\frac {n}{2},-\tan ^2(e+f x)\right )\right ) \tan (e+f x)\right )}{9 b (-2+n) (-1+n)}-\frac {n \sec ^2(e+f x)^{-n/2} \left (\cot (e+f x) \sqrt {\sec ^2(e+f x)}\right )^n \tan ^2(e+f x) \left (-3 b (-2+n) \operatorname {AppellF1}\left (\frac {1-n}{2},-\frac {n}{2},1,\frac {3-n}{2},-\tan ^2(e+f x),\frac {1}{9} \left (-9+b^2\right ) \tan ^2(e+f x)\right )+(-1+n) \left (\left (-9+b^2\right ) \operatorname {AppellF1}\left (1-\frac {n}{2},\frac {1}{2} (-1-n),1,2-\frac {n}{2},-\tan ^2(e+f x),\frac {1}{9} \left (-9+b^2\right ) \tan ^2(e+f x)\right )+9 \operatorname {Hypergeometric2F1}\left (\frac {1}{2}-\frac {n}{2},1-\frac {n}{2},2-\frac {n}{2},-\tan ^2(e+f x)\right )\right ) \tan (e+f x)\right )}{9 b (-2+n) (-1+n)}+\frac {\sec ^2(e+f x)^{-n/2} \left (\cot (e+f x) \sqrt {\sec ^2(e+f x)}\right )^n \tan (e+f x) \left ((-1+n) \left (\left (-9+b^2\right ) \operatorname {AppellF1}\left (1-\frac {n}{2},\frac {1}{2} (-1-n),1,2-\frac {n}{2},-\tan ^2(e+f x),\frac {1}{9} \left (-9+b^2\right ) \tan ^2(e+f x)\right )+9 \operatorname {Hypergeometric2F1}\left (\frac {1}{2}-\frac {n}{2},1-\frac {n}{2},2-\frac {n}{2},-\tan ^2(e+f x)\right )\right ) \sec ^2(e+f x)-3 b (-2+n) \left (\frac {(1-n) n \operatorname {AppellF1}\left (1+\frac {1-n}{2},1-\frac {n}{2},1,1+\frac {3-n}{2},-\tan ^2(e+f x),\frac {1}{9} \left (-9+b^2\right ) \tan ^2(e+f x)\right ) \sec ^2(e+f x) \tan (e+f x)}{3-n}+\frac {2 \left (-9+b^2\right ) (1-n) \operatorname {AppellF1}\left (1+\frac {1-n}{2},-\frac {n}{2},2,1+\frac {3-n}{2},-\tan ^2(e+f x),\frac {1}{9} \left (-9+b^2\right ) \tan ^2(e+f x)\right ) \sec ^2(e+f x) \tan (e+f x)}{9 (3-n)}\right )+(-1+n) \tan (e+f x) \left (\left (-9+b^2\right ) \left (-\frac {(-1-n) \left (1-\frac {n}{2}\right ) \operatorname {AppellF1}\left (2-\frac {n}{2},1+\frac {1}{2} (-1-n),1,3-\frac {n}{2},-\tan ^2(e+f x),\frac {1}{9} \left (-9+b^2\right ) \tan ^2(e+f x)\right ) \sec ^2(e+f x) \tan (e+f x)}{2-\frac {n}{2}}+\frac {2 \left (-9+b^2\right ) \left (1-\frac {n}{2}\right ) \operatorname {AppellF1}\left (2-\frac {n}{2},\frac {1}{2} (-1-n),2,3-\frac {n}{2},-\tan ^2(e+f x),\frac {1}{9} \left (-9+b^2\right ) \tan ^2(e+f x)\right ) \sec ^2(e+f x) \tan (e+f x)}{9 \left (2-\frac {n}{2}\right )}\right )+18 \left (1-\frac {n}{2}\right ) \csc (e+f x) \sec (e+f x) \left (-\operatorname {Hypergeometric2F1}\left (\frac {1}{2}-\frac {n}{2},1-\frac {n}{2},2-\frac {n}{2},-\tan ^2(e+f x)\right )+\left (1+\tan ^2(e+f x)\right )^{-\frac {1}{2}+\frac {n}{2}}\right )\right )\right )}{9 b (-2+n) (-1+n)}\right )} \]
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\[\int \frac {\left (d \csc \left (f x +e \right )\right )^{n}}{a +b \sin \left (f x +e \right )}d x\]
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\[ \int \frac {(d \csc (e+f x))^n}{3+b \sin (e+f x)} \, dx=\int { \frac {\left (d \csc \left (f x + e\right )\right )^{n}}{b \sin \left (f x + e\right ) + a} \,d x } \]
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\[ \int \frac {(d \csc (e+f x))^n}{3+b \sin (e+f x)} \, dx=\int \frac {\left (d \csc {\left (e + f x \right )}\right )^{n}}{a + b \sin {\left (e + f x \right )}}\, dx \]
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\[ \int \frac {(d \csc (e+f x))^n}{3+b \sin (e+f x)} \, dx=\int { \frac {\left (d \csc \left (f x + e\right )\right )^{n}}{b \sin \left (f x + e\right ) + a} \,d x } \]
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\[ \int \frac {(d \csc (e+f x))^n}{3+b \sin (e+f x)} \, dx=\int { \frac {\left (d \csc \left (f x + e\right )\right )^{n}}{b \sin \left (f x + e\right ) + a} \,d x } \]
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Timed out. \[ \int \frac {(d \csc (e+f x))^n}{3+b \sin (e+f x)} \, dx=\int \frac {{\left (\frac {d}{\sin \left (e+f\,x\right )}\right )}^n}{a+b\,\sin \left (e+f\,x\right )} \,d x \]
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