Integrand size = 31, antiderivative size = 375 \[ \int \cos ^2(e+f x) (a+b \sin (e+f x)) (c+d \sin (e+f x))^n \, dx=-\frac {(2 b c-a d (3+n)) \cos (e+f x) (c+d \sin (e+f x))^{1+n}}{d^2 f (2+n) (3+n)}+\frac {b \cos (e+f x) \sin (e+f x) (c+d \sin (e+f x))^{1+n}}{d f (3+n)}-\frac {\sqrt {2} (c+d) \left (a c d (3+n)-b \left (2 c^2-d^2 (2+n)\right )\right ) \operatorname {AppellF1}\left (\frac {1}{2},\frac {1}{2},-1-n,\frac {3}{2},\frac {1}{2} (1-\sin (e+f x)),\frac {d (1-\sin (e+f x))}{c+d}\right ) \cos (e+f x) (c+d \sin (e+f x))^n \left (\frac {c+d \sin (e+f x)}{c+d}\right )^{-n}}{d^3 f (2+n) (3+n) \sqrt {1+\sin (e+f x)}}-\frac {\sqrt {2} \left (c^2-d^2\right ) (2 b c-a d (3+n)) \operatorname {AppellF1}\left (\frac {1}{2},\frac {1}{2},-n,\frac {3}{2},\frac {1}{2} (1-\sin (e+f x)),\frac {d (1-\sin (e+f x))}{c+d}\right ) \cos (e+f x) (c+d \sin (e+f x))^n \left (\frac {c+d \sin (e+f x)}{c+d}\right )^{-n}}{d^3 f (2+n) (3+n) \sqrt {1+\sin (e+f x)}} \]
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Time = 0.45 (sec) , antiderivative size = 373, normalized size of antiderivative = 0.99, number of steps used = 10, number of rules used = 7, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.226, Rules used = {3001, 3113, 3102, 2835, 2744, 144, 143} \[ \int \cos ^2(e+f x) (a+b \sin (e+f x)) (c+d \sin (e+f x))^n \, dx=\frac {\sqrt {2} (c+d) \cos (e+f x) \left (-a c d (n+3)+2 b c^2-b d^2 (n+2)\right ) (c+d \sin (e+f x))^n \left (\frac {c+d \sin (e+f x)}{c+d}\right )^{-n} \operatorname {AppellF1}\left (\frac {1}{2},\frac {1}{2},-n-1,\frac {3}{2},\frac {1}{2} (1-\sin (e+f x)),\frac {d (1-\sin (e+f x))}{c+d}\right )}{d^3 f (n+2) (n+3) \sqrt {\sin (e+f x)+1}}-\frac {\sqrt {2} \left (c^2-d^2\right ) \cos (e+f x) (2 b c-a d (n+3)) (c+d \sin (e+f x))^n \left (\frac {c+d \sin (e+f x)}{c+d}\right )^{-n} \operatorname {AppellF1}\left (\frac {1}{2},\frac {1}{2},-n,\frac {3}{2},\frac {1}{2} (1-\sin (e+f x)),\frac {d (1-\sin (e+f x))}{c+d}\right )}{d^3 f (n+2) (n+3) \sqrt {\sin (e+f x)+1}}-\frac {\cos (e+f x) (2 b c-a d (n+3)) (c+d \sin (e+f x))^{n+1}}{d^2 f (n+2) (n+3)}+\frac {b \sin (e+f x) \cos (e+f x) (c+d \sin (e+f x))^{n+1}}{d f (n+3)} \]
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Rule 143
Rule 144
Rule 2744
Rule 2835
Rule 3001
Rule 3102
Rule 3113
Rubi steps \begin{align*} \text {integral}& = \int (a+b \sin (e+f x)) (c+d \sin (e+f x))^n \left (1-\sin ^2(e+f x)\right ) \, dx \\ & = \frac {b \cos (e+f x) \sin (e+f x) (c+d \sin (e+f x))^{1+n}}{d f (3+n)}+\frac {\int (c+d \sin (e+f x))^n \left (-b c+a d (3+n)+b d \sin (e+f x)+(2 b c-a d (3+n)) \sin ^2(e+f x)\right ) \, dx}{d (3+n)} \\ & = -\frac {(2 b c-a d (3+n)) \cos (e+f x) (c+d \sin (e+f x))^{1+n}}{d^2 f (2+n) (3+n)}+\frac {b \cos (e+f x) \sin (e+f x) (c+d \sin (e+f x))^{1+n}}{d f (3+n)}+\frac {\int (c+d \sin (e+f x))^n \left (d (b c n+a d (3+n))-\left (2 b c^2-b d^2 (2+n)-a c d (3+n)\right ) \sin (e+f x)\right ) \, dx}{d^2 (2+n) (3+n)} \\ & = -\frac {(2 b c-a d (3+n)) \cos (e+f x) (c+d \sin (e+f x))^{1+n}}{d^2 f (2+n) (3+n)}+\frac {b \cos (e+f x) \sin (e+f x) (c+d \sin (e+f x))^{1+n}}{d f (3+n)}+\frac {\left (\left (c^2-d^2\right ) (2 b c-a d (3+n))\right ) \int (c+d \sin (e+f x))^n \, dx}{d^3 (2+n) (3+n)}-\frac {\left (2 b c^2-b d^2 (2+n)-a c d (3+n)\right ) \int (c+d \sin (e+f x))^{1+n} \, dx}{d^3 (2+n) (3+n)} \\ & = -\frac {(2 b c-a d (3+n)) \cos (e+f x) (c+d \sin (e+f x))^{1+n}}{d^2 f (2+n) (3+n)}+\frac {b \cos (e+f x) \sin (e+f x) (c+d \sin (e+f x))^{1+n}}{d f (3+n)}+\frac {\left (\left (c^2-d^2\right ) (2 b c-a d (3+n)) \cos (e+f x)\right ) \text {Subst}\left (\int \frac {(c+d x)^n}{\sqrt {1-x} \sqrt {1+x}} \, dx,x,\sin (e+f x)\right )}{d^3 f (2+n) (3+n) \sqrt {1-\sin (e+f x)} \sqrt {1+\sin (e+f x)}}-\frac {\left (\left (2 b c^2-b d^2 (2+n)-a c d (3+n)\right ) \cos (e+f x)\right ) \text {Subst}\left (\int \frac {(c+d x)^{1+n}}{\sqrt {1-x} \sqrt {1+x}} \, dx,x,\sin (e+f x)\right )}{d^3 f (2+n) (3+n) \sqrt {1-\sin (e+f x)} \sqrt {1+\sin (e+f x)}} \\ & = -\frac {(2 b c-a d (3+n)) \cos (e+f x) (c+d \sin (e+f x))^{1+n}}{d^2 f (2+n) (3+n)}+\frac {b \cos (e+f x) \sin (e+f x) (c+d \sin (e+f x))^{1+n}}{d f (3+n)}+\frac {\left (\left (c^2-d^2\right ) (2 b c-a d (3+n)) \cos (e+f x) (c+d \sin (e+f x))^n \left (-\frac {c+d \sin (e+f x)}{-c-d}\right )^{-n}\right ) \text {Subst}\left (\int \frac {\left (-\frac {c}{-c-d}-\frac {d x}{-c-d}\right )^n}{\sqrt {1-x} \sqrt {1+x}} \, dx,x,\sin (e+f x)\right )}{d^3 f (2+n) (3+n) \sqrt {1-\sin (e+f x)} \sqrt {1+\sin (e+f x)}}+\frac {\left ((-c-d) \left (2 b c^2-b d^2 (2+n)-a c d (3+n)\right ) \cos (e+f x) (c+d \sin (e+f x))^n \left (-\frac {c+d \sin (e+f x)}{-c-d}\right )^{-n}\right ) \text {Subst}\left (\int \frac {\left (-\frac {c}{-c-d}-\frac {d x}{-c-d}\right )^{1+n}}{\sqrt {1-x} \sqrt {1+x}} \, dx,x,\sin (e+f x)\right )}{d^3 f (2+n) (3+n) \sqrt {1-\sin (e+f x)} \sqrt {1+\sin (e+f x)}} \\ & = -\frac {(2 b c-a d (3+n)) \cos (e+f x) (c+d \sin (e+f x))^{1+n}}{d^2 f (2+n) (3+n)}+\frac {b \cos (e+f x) \sin (e+f x) (c+d \sin (e+f x))^{1+n}}{d f (3+n)}+\frac {\sqrt {2} (c+d) \left (2 b c^2-b d^2 (2+n)-a c d (3+n)\right ) \operatorname {AppellF1}\left (\frac {1}{2},\frac {1}{2},-1-n,\frac {3}{2},\frac {1}{2} (1-\sin (e+f x)),\frac {d (1-\sin (e+f x))}{c+d}\right ) \cos (e+f x) (c+d \sin (e+f x))^n \left (\frac {c+d \sin (e+f x)}{c+d}\right )^{-n}}{d^3 f (2+n) (3+n) \sqrt {1+\sin (e+f x)}}-\frac {\sqrt {2} \left (c^2-d^2\right ) (2 b c-a d (3+n)) \operatorname {AppellF1}\left (\frac {1}{2},\frac {1}{2},-n,\frac {3}{2},\frac {1}{2} (1-\sin (e+f x)),\frac {d (1-\sin (e+f x))}{c+d}\right ) \cos (e+f x) (c+d \sin (e+f x))^n \left (\frac {c+d \sin (e+f x)}{c+d}\right )^{-n}}{d^3 f (2+n) (3+n) \sqrt {1+\sin (e+f x)}} \\ \end{align*}
\[ \int \cos ^2(e+f x) (a+b \sin (e+f x)) (c+d \sin (e+f x))^n \, dx=\int \cos ^2(e+f x) (a+b \sin (e+f x)) (c+d \sin (e+f x))^n \, dx \]
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\[\int \left (\cos ^{2}\left (f x +e \right )\right ) \left (a +b \sin \left (f x +e \right )\right ) \left (c +d \sin \left (f x +e \right )\right )^{n}d x\]
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\[ \int \cos ^2(e+f x) (a+b \sin (e+f x)) (c+d \sin (e+f x))^n \, dx=\int { {\left (b \sin \left (f x + e\right ) + a\right )} {\left (d \sin \left (f x + e\right ) + c\right )}^{n} \cos \left (f x + e\right )^{2} \,d x } \]
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Timed out. \[ \int \cos ^2(e+f x) (a+b \sin (e+f x)) (c+d \sin (e+f x))^n \, dx=\text {Timed out} \]
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\[ \int \cos ^2(e+f x) (a+b \sin (e+f x)) (c+d \sin (e+f x))^n \, dx=\int { {\left (b \sin \left (f x + e\right ) + a\right )} {\left (d \sin \left (f x + e\right ) + c\right )}^{n} \cos \left (f x + e\right )^{2} \,d x } \]
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\[ \int \cos ^2(e+f x) (a+b \sin (e+f x)) (c+d \sin (e+f x))^n \, dx=\int { {\left (b \sin \left (f x + e\right ) + a\right )} {\left (d \sin \left (f x + e\right ) + c\right )}^{n} \cos \left (f x + e\right )^{2} \,d x } \]
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Timed out. \[ \int \cos ^2(e+f x) (a+b \sin (e+f x)) (c+d \sin (e+f x))^n \, dx=\int {\cos \left (e+f\,x\right )}^2\,\left (a+b\,\sin \left (e+f\,x\right )\right )\,{\left (c+d\,\sin \left (e+f\,x\right )\right )}^n \,d x \]
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