Integrand size = 29, antiderivative size = 61 \[ \int \cos (e+f x) (a+a \sin (e+f x)) (c+d \sin (e+f x))^n \, dx=-\frac {a (c-d) (c+d \sin (e+f x))^{1+n}}{d^2 f (1+n)}+\frac {a (c+d \sin (e+f x))^{2+n}}{d^2 f (2+n)} \]
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Time = 0.06 (sec) , antiderivative size = 61, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.069, Rules used = {2912, 45} \[ \int \cos (e+f x) (a+a \sin (e+f x)) (c+d \sin (e+f x))^n \, dx=\frac {a (c+d \sin (e+f x))^{n+2}}{d^2 f (n+2)}-\frac {a (c-d) (c+d \sin (e+f x))^{n+1}}{d^2 f (n+1)} \]
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Rule 45
Rule 2912
Rubi steps \begin{align*} \text {integral}& = \frac {\text {Subst}\left (\int (a+x) \left (c+\frac {d x}{a}\right )^n \, dx,x,a \sin (e+f x)\right )}{a f} \\ & = \frac {\text {Subst}\left (\int \left (-\frac {a (c-d) \left (c+\frac {d x}{a}\right )^n}{d}+\frac {a \left (c+\frac {d x}{a}\right )^{1+n}}{d}\right ) \, dx,x,a \sin (e+f x)\right )}{a f} \\ & = -\frac {a (c-d) (c+d \sin (e+f x))^{1+n}}{d^2 f (1+n)}+\frac {a (c+d \sin (e+f x))^{2+n}}{d^2 f (2+n)} \\ \end{align*}
Time = 0.49 (sec) , antiderivative size = 52, normalized size of antiderivative = 0.85 \[ \int \cos (e+f x) (a+a \sin (e+f x)) (c+d \sin (e+f x))^n \, dx=\frac {a (c+d \sin (e+f x))^{1+n} (-c+d (2+n)+d (1+n) \sin (e+f x))}{d^2 f (1+n) (2+n)} \]
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Time = 0.69 (sec) , antiderivative size = 55, normalized size of antiderivative = 0.90
method | result | size |
parallelrisch | \(-\frac {\left (-n d +c -2 d -d \left (1+n \right ) \sin \left (f x +e \right )\right ) \left (c +d \sin \left (f x +e \right )\right )^{1+n} a}{d^{2} f \left (n^{2}+3 n +2\right )}\) | \(55\) |
derivativedivides | \(\frac {a \left (\sin ^{2}\left (f x +e \right )\right ) {\mathrm e}^{n \ln \left (c +d \sin \left (f x +e \right )\right )}}{f \left (2+n \right )}+\frac {a \left (c n +n d +2 d \right ) \sin \left (f x +e \right ) {\mathrm e}^{n \ln \left (c +d \sin \left (f x +e \right )\right )}}{d \left (n^{2}+3 n +2\right ) f}-\frac {a c \left (-n d +c -2 d \right ) {\mathrm e}^{n \ln \left (c +d \sin \left (f x +e \right )\right )}}{d^{2} f \left (n^{2}+3 n +2\right )}\) | \(125\) |
default | \(\frac {a \left (\sin ^{2}\left (f x +e \right )\right ) {\mathrm e}^{n \ln \left (c +d \sin \left (f x +e \right )\right )}}{f \left (2+n \right )}+\frac {a \left (c n +n d +2 d \right ) \sin \left (f x +e \right ) {\mathrm e}^{n \ln \left (c +d \sin \left (f x +e \right )\right )}}{d \left (n^{2}+3 n +2\right ) f}-\frac {a c \left (-n d +c -2 d \right ) {\mathrm e}^{n \ln \left (c +d \sin \left (f x +e \right )\right )}}{d^{2} f \left (n^{2}+3 n +2\right )}\) | \(125\) |
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Time = 0.30 (sec) , antiderivative size = 116, normalized size of antiderivative = 1.90 \[ \int \cos (e+f x) (a+a \sin (e+f x)) (c+d \sin (e+f x))^n \, dx=-\frac {{\left (a c^{2} - 2 \, a c d - a d^{2} + {\left (a d^{2} n + a d^{2}\right )} \cos \left (f x + e\right )^{2} - {\left (a c d + a d^{2}\right )} n - {\left (2 \, a d^{2} + {\left (a c d + a d^{2}\right )} n\right )} \sin \left (f x + e\right )\right )} {\left (d \sin \left (f x + e\right ) + c\right )}^{n}}{d^{2} f n^{2} + 3 \, d^{2} f n + 2 \, d^{2} f} \]
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Leaf count of result is larger than twice the leaf count of optimal. 586 vs. \(2 (49) = 98\).
Time = 1.33 (sec) , antiderivative size = 586, normalized size of antiderivative = 9.61 \[ \int \cos (e+f x) (a+a \sin (e+f x)) (c+d \sin (e+f x))^n \, dx=\begin {cases} c^{n} \left (\frac {a \sin ^{2}{\left (e + f x \right )}}{2 f} + \frac {a \sin {\left (e + f x \right )}}{f}\right ) & \text {for}\: d = 0 \\x \left (c + d \sin {\left (e \right )}\right )^{n} \left (a \sin {\left (e \right )} + a\right ) \cos {\left (e \right )} & \text {for}\: f = 0 \\\frac {a c \log {\left (\frac {c}{d} + \sin {\left (e + f x \right )} \right )}}{c d^{2} f + d^{3} f \sin {\left (e + f x \right )}} + \frac {a c}{c d^{2} f + d^{3} f \sin {\left (e + f x \right )}} + \frac {a d \log {\left (\frac {c}{d} + \sin {\left (e + f x \right )} \right )} \sin {\left (e + f x \right )}}{c d^{2} f + d^{3} f \sin {\left (e + f x \right )}} - \frac {a d}{c d^{2} f + d^{3} f \sin {\left (e + f x \right )}} & \text {for}\: n = -2 \\- \frac {a c \log {\left (\frac {c}{d} + \sin {\left (e + f x \right )} \right )}}{d^{2} f} + \frac {a \log {\left (\frac {c}{d} + \sin {\left (e + f x \right )} \right )}}{d f} + \frac {a \sin {\left (e + f x \right )}}{d f} & \text {for}\: n = -1 \\- \frac {a c^{2} \left (c + d \sin {\left (e + f x \right )}\right )^{n}}{d^{2} f n^{2} + 3 d^{2} f n + 2 d^{2} f} + \frac {a c d n \left (c + d \sin {\left (e + f x \right )}\right )^{n} \sin {\left (e + f x \right )}}{d^{2} f n^{2} + 3 d^{2} f n + 2 d^{2} f} + \frac {a c d n \left (c + d \sin {\left (e + f x \right )}\right )^{n}}{d^{2} f n^{2} + 3 d^{2} f n + 2 d^{2} f} + \frac {2 a c d \left (c + d \sin {\left (e + f x \right )}\right )^{n}}{d^{2} f n^{2} + 3 d^{2} f n + 2 d^{2} f} + \frac {a d^{2} n \left (c + d \sin {\left (e + f x \right )}\right )^{n} \sin ^{2}{\left (e + f x \right )}}{d^{2} f n^{2} + 3 d^{2} f n + 2 d^{2} f} + \frac {a d^{2} n \left (c + d \sin {\left (e + f x \right )}\right )^{n} \sin {\left (e + f x \right )}}{d^{2} f n^{2} + 3 d^{2} f n + 2 d^{2} f} + \frac {a d^{2} \left (c + d \sin {\left (e + f x \right )}\right )^{n} \sin ^{2}{\left (e + f x \right )}}{d^{2} f n^{2} + 3 d^{2} f n + 2 d^{2} f} + \frac {2 a d^{2} \left (c + d \sin {\left (e + f x \right )}\right )^{n} \sin {\left (e + f x \right )}}{d^{2} f n^{2} + 3 d^{2} f n + 2 d^{2} f} & \text {otherwise} \end {cases} \]
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Time = 0.24 (sec) , antiderivative size = 87, normalized size of antiderivative = 1.43 \[ \int \cos (e+f x) (a+a \sin (e+f x)) (c+d \sin (e+f x))^n \, dx=\frac {\frac {{\left (d^{2} {\left (n + 1\right )} \sin \left (f x + e\right )^{2} + c d n \sin \left (f x + e\right ) - c^{2}\right )} {\left (d \sin \left (f x + e\right ) + c\right )}^{n} a}{{\left (n^{2} + 3 \, n + 2\right )} d^{2}} + \frac {{\left (d \sin \left (f x + e\right ) + c\right )}^{n + 1} a}{d {\left (n + 1\right )}}}{f} \]
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Leaf count of result is larger than twice the leaf count of optimal. 147 vs. \(2 (61) = 122\).
Time = 0.38 (sec) , antiderivative size = 147, normalized size of antiderivative = 2.41 \[ \int \cos (e+f x) (a+a \sin (e+f x)) (c+d \sin (e+f x))^n \, dx=\frac {\frac {{\left (d \sin \left (f x + e\right ) + c\right )}^{n + 1} a}{n + 1} + \frac {{\left ({\left (d \sin \left (f x + e\right ) + c\right )}^{2} {\left (d \sin \left (f x + e\right ) + c\right )}^{n} n - {\left (d \sin \left (f x + e\right ) + c\right )} {\left (d \sin \left (f x + e\right ) + c\right )}^{n} c n + {\left (d \sin \left (f x + e\right ) + c\right )}^{2} {\left (d \sin \left (f x + e\right ) + c\right )}^{n} - 2 \, {\left (d \sin \left (f x + e\right ) + c\right )} {\left (d \sin \left (f x + e\right ) + c\right )}^{n} c\right )} a}{{\left (n^{2} + 3 \, n + 2\right )} d}}{d f} \]
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Time = 11.41 (sec) , antiderivative size = 121, normalized size of antiderivative = 1.98 \[ \int \cos (e+f x) (a+a \sin (e+f x)) (c+d \sin (e+f x))^n \, dx=\frac {a\,{\left (c+d\,\sin \left (e+f\,x\right )\right )}^n\,\left (4\,c\,d+d^2\,n+4\,d^2\,\sin \left (e+f\,x\right )+d^2\,\left (2\,{\sin \left (e+f\,x\right )}^2-1\right )-2\,c^2+d^2+2\,d^2\,n\,\sin \left (e+f\,x\right )+d^2\,n\,\left (2\,{\sin \left (e+f\,x\right )}^2-1\right )+2\,c\,d\,n+2\,c\,d\,n\,\sin \left (e+f\,x\right )\right )}{2\,d^2\,f\,\left (n^2+3\,n+2\right )} \]
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