Integrand size = 29, antiderivative size = 79 \[ \int \cos ^2(e+f x) (a+a \sin (e+f x)) (c+d \sin (e+f x)) \, dx=\frac {1}{8} a (4 c+d) x-\frac {a (c+d) \cos ^3(e+f x)}{3 f}+\frac {a (4 c+d) \cos (e+f x) \sin (e+f x)}{8 f}-\frac {a d \cos ^3(e+f x) \sin (e+f x)}{4 f} \]
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Time = 0.07 (sec) , antiderivative size = 84, normalized size of antiderivative = 1.06, number of steps used = 4, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.138, Rules used = {2939, 2748, 2715, 8} \[ \int \cos ^2(e+f x) (a+a \sin (e+f x)) (c+d \sin (e+f x)) \, dx=-\frac {a (4 c+d) \cos ^3(e+f x)}{12 f}+\frac {a (4 c+d) \sin (e+f x) \cos (e+f x)}{8 f}+\frac {1}{8} a x (4 c+d)-\frac {d \cos ^3(e+f x) (a \sin (e+f x)+a)}{4 f} \]
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Rule 8
Rule 2715
Rule 2748
Rule 2939
Rubi steps \begin{align*} \text {integral}& = -\frac {d \cos ^3(e+f x) (a+a \sin (e+f x))}{4 f}+\frac {1}{4} (4 c+d) \int \cos ^2(e+f x) (a+a \sin (e+f x)) \, dx \\ & = -\frac {a (4 c+d) \cos ^3(e+f x)}{12 f}-\frac {d \cos ^3(e+f x) (a+a \sin (e+f x))}{4 f}+\frac {1}{4} (a (4 c+d)) \int \cos ^2(e+f x) \, dx \\ & = -\frac {a (4 c+d) \cos ^3(e+f x)}{12 f}+\frac {a (4 c+d) \cos (e+f x) \sin (e+f x)}{8 f}-\frac {d \cos ^3(e+f x) (a+a \sin (e+f x))}{4 f}+\frac {1}{8} (a (4 c+d)) \int 1 \, dx \\ & = \frac {1}{8} a (4 c+d) x-\frac {a (4 c+d) \cos ^3(e+f x)}{12 f}+\frac {a (4 c+d) \cos (e+f x) \sin (e+f x)}{8 f}-\frac {d \cos ^3(e+f x) (a+a \sin (e+f x))}{4 f} \\ \end{align*}
Time = 0.87 (sec) , antiderivative size = 99, normalized size of antiderivative = 1.25 \[ \int \cos ^2(e+f x) (a+a \sin (e+f x)) (c+d \sin (e+f x)) \, dx=\frac {a \cos (e+f x) \left (-8 (c+d)-\frac {6 (4 c+d) \arcsin \left (\frac {\sqrt {1-\sin (e+f x)}}{\sqrt {2}}\right )}{\sqrt {\cos ^2(e+f x)}}+3 (4 c-d) \sin (e+f x)+8 (c+d) \sin ^2(e+f x)+6 d \sin ^3(e+f x)\right )}{24 f} \]
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Time = 0.30 (sec) , antiderivative size = 72, normalized size of antiderivative = 0.91
method | result | size |
parallelrisch | \(-\frac {\left (\frac {8 \left (c +d \right ) \cos \left (3 f x +3 e \right )}{3}-8 \sin \left (2 f x +2 e \right ) c +d \sin \left (4 f x +4 e \right )+8 \left (c +d \right ) \cos \left (f x +e \right )-16 f x c -4 f x d +\frac {32 c}{3}+\frac {32 d}{3}\right ) a}{32 f}\) | \(72\) |
derivativedivides | \(\frac {a d \left (-\frac {\left (\cos ^{3}\left (f x +e \right )\right ) \sin \left (f x +e \right )}{4}+\frac {\cos \left (f x +e \right ) \sin \left (f x +e \right )}{8}+\frac {f x}{8}+\frac {e}{8}\right )-\frac {a c \left (\cos ^{3}\left (f x +e \right )\right )}{3}-\frac {a d \left (\cos ^{3}\left (f x +e \right )\right )}{3}+a c \left (\frac {\cos \left (f x +e \right ) \sin \left (f x +e \right )}{2}+\frac {f x}{2}+\frac {e}{2}\right )}{f}\) | \(96\) |
default | \(\frac {a d \left (-\frac {\left (\cos ^{3}\left (f x +e \right )\right ) \sin \left (f x +e \right )}{4}+\frac {\cos \left (f x +e \right ) \sin \left (f x +e \right )}{8}+\frac {f x}{8}+\frac {e}{8}\right )-\frac {a c \left (\cos ^{3}\left (f x +e \right )\right )}{3}-\frac {a d \left (\cos ^{3}\left (f x +e \right )\right )}{3}+a c \left (\frac {\cos \left (f x +e \right ) \sin \left (f x +e \right )}{2}+\frac {f x}{2}+\frac {e}{2}\right )}{f}\) | \(96\) |
risch | \(\frac {a x c}{2}+\frac {a x d}{8}-\frac {a c \cos \left (f x +e \right )}{4 f}-\frac {a \cos \left (f x +e \right ) d}{4 f}-\frac {a d \sin \left (4 f x +4 e \right )}{32 f}-\frac {a \cos \left (3 f x +3 e \right ) c}{12 f}-\frac {a \cos \left (3 f x +3 e \right ) d}{12 f}+\frac {a c \sin \left (2 f x +2 e \right )}{4 f}\) | \(102\) |
norman | \(\frac {\left (\frac {1}{2} a c +\frac {1}{8} a d \right ) x +\left (2 a c +\frac {1}{2} a d \right ) x \left (\tan ^{2}\left (\frac {f x}{2}+\frac {e}{2}\right )\right )+\left (2 a c +\frac {1}{2} a d \right ) x \left (\tan ^{6}\left (\frac {f x}{2}+\frac {e}{2}\right )\right )+\left (3 a c +\frac {3}{4} a d \right ) x \left (\tan ^{4}\left (\frac {f x}{2}+\frac {e}{2}\right )\right )+\left (\frac {1}{2} a c +\frac {1}{8} a d \right ) x \left (\tan ^{8}\left (\frac {f x}{2}+\frac {e}{2}\right )\right )-\frac {2 a c +2 a d}{3 f}-\frac {2 \left (a c +a d \right ) \left (\tan ^{2}\left (\frac {f x}{2}+\frac {e}{2}\right )\right )}{3 f}-\frac {2 \left (a c +a d \right ) \left (\tan ^{4}\left (\frac {f x}{2}+\frac {e}{2}\right )\right )}{f}-\frac {2 \left (a c +a d \right ) \left (\tan ^{6}\left (\frac {f x}{2}+\frac {e}{2}\right )\right )}{f}+\frac {a \left (4 c -d \right ) \tan \left (\frac {f x}{2}+\frac {e}{2}\right )}{4 f}-\frac {a \left (4 c -d \right ) \left (\tan ^{7}\left (\frac {f x}{2}+\frac {e}{2}\right )\right )}{4 f}+\frac {a \left (4 c +7 d \right ) \left (\tan ^{3}\left (\frac {f x}{2}+\frac {e}{2}\right )\right )}{4 f}-\frac {a \left (4 c +7 d \right ) \left (\tan ^{5}\left (\frac {f x}{2}+\frac {e}{2}\right )\right )}{4 f}}{\left (1+\tan ^{2}\left (\frac {f x}{2}+\frac {e}{2}\right )\right )^{4}}\) | \(294\) |
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Time = 0.28 (sec) , antiderivative size = 72, normalized size of antiderivative = 0.91 \[ \int \cos ^2(e+f x) (a+a \sin (e+f x)) (c+d \sin (e+f x)) \, dx=-\frac {8 \, {\left (a c + a d\right )} \cos \left (f x + e\right )^{3} - 3 \, {\left (4 \, a c + a d\right )} f x + 3 \, {\left (2 \, a d \cos \left (f x + e\right )^{3} - {\left (4 \, a c + a d\right )} \cos \left (f x + e\right )\right )} \sin \left (f x + e\right )}{24 \, f} \]
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Leaf count of result is larger than twice the leaf count of optimal. 199 vs. \(2 (71) = 142\).
Time = 0.17 (sec) , antiderivative size = 199, normalized size of antiderivative = 2.52 \[ \int \cos ^2(e+f x) (a+a \sin (e+f x)) (c+d \sin (e+f x)) \, dx=\begin {cases} \frac {a c x \sin ^{2}{\left (e + f x \right )}}{2} + \frac {a c x \cos ^{2}{\left (e + f x \right )}}{2} + \frac {a c \sin {\left (e + f x \right )} \cos {\left (e + f x \right )}}{2 f} - \frac {a c \cos ^{3}{\left (e + f x \right )}}{3 f} + \frac {a d x \sin ^{4}{\left (e + f x \right )}}{8} + \frac {a d x \sin ^{2}{\left (e + f x \right )} \cos ^{2}{\left (e + f x \right )}}{4} + \frac {a d x \cos ^{4}{\left (e + f x \right )}}{8} + \frac {a d \sin ^{3}{\left (e + f x \right )} \cos {\left (e + f x \right )}}{8 f} - \frac {a d \sin {\left (e + f x \right )} \cos ^{3}{\left (e + f x \right )}}{8 f} - \frac {a d \cos ^{3}{\left (e + f x \right )}}{3 f} & \text {for}\: f \neq 0 \\x \left (c + d \sin {\left (e \right )}\right ) \left (a \sin {\left (e \right )} + a\right ) \cos ^{2}{\left (e \right )} & \text {otherwise} \end {cases} \]
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Time = 0.32 (sec) , antiderivative size = 74, normalized size of antiderivative = 0.94 \[ \int \cos ^2(e+f x) (a+a \sin (e+f x)) (c+d \sin (e+f x)) \, dx=-\frac {32 \, a c \cos \left (f x + e\right )^{3} + 32 \, a d \cos \left (f x + e\right )^{3} - 24 \, {\left (2 \, f x + 2 \, e + \sin \left (2 \, f x + 2 \, e\right )\right )} a c - 3 \, {\left (4 \, f x + 4 \, e - \sin \left (4 \, f x + 4 \, e\right )\right )} a d}{96 \, f} \]
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Time = 0.33 (sec) , antiderivative size = 83, normalized size of antiderivative = 1.05 \[ \int \cos ^2(e+f x) (a+a \sin (e+f x)) (c+d \sin (e+f x)) \, dx=\frac {1}{8} \, {\left (4 \, a c + a d\right )} x - \frac {a d \sin \left (4 \, f x + 4 \, e\right )}{32 \, f} + \frac {a c \sin \left (2 \, f x + 2 \, e\right )}{4 \, f} - \frac {{\left (a c + a d\right )} \cos \left (3 \, f x + 3 \, e\right )}{12 \, f} - \frac {{\left (a c + a d\right )} \cos \left (f x + e\right )}{4 \, f} \]
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Time = 11.15 (sec) , antiderivative size = 276, normalized size of antiderivative = 3.49 \[ \int \cos ^2(e+f x) (a+a \sin (e+f x)) (c+d \sin (e+f x)) \, dx=\frac {a\,\mathrm {atan}\left (\frac {a\,\mathrm {tan}\left (\frac {e}{2}+\frac {f\,x}{2}\right )\,\left (4\,c+d\right )}{4\,\left (a\,c+\frac {a\,d}{4}\right )}\right )\,\left (4\,c+d\right )}{4\,f}-\frac {\left (a\,c-\frac {a\,d}{4}\right )\,{\mathrm {tan}\left (\frac {e}{2}+\frac {f\,x}{2}\right )}^7+\left (2\,a\,c+2\,a\,d\right )\,{\mathrm {tan}\left (\frac {e}{2}+\frac {f\,x}{2}\right )}^6+\left (a\,c+\frac {7\,a\,d}{4}\right )\,{\mathrm {tan}\left (\frac {e}{2}+\frac {f\,x}{2}\right )}^5+\left (2\,a\,c+2\,a\,d\right )\,{\mathrm {tan}\left (\frac {e}{2}+\frac {f\,x}{2}\right )}^4+\left (-a\,c-\frac {7\,a\,d}{4}\right )\,{\mathrm {tan}\left (\frac {e}{2}+\frac {f\,x}{2}\right )}^3+\left (\frac {2\,a\,c}{3}+\frac {2\,a\,d}{3}\right )\,{\mathrm {tan}\left (\frac {e}{2}+\frac {f\,x}{2}\right )}^2+\left (\frac {a\,d}{4}-a\,c\right )\,\mathrm {tan}\left (\frac {e}{2}+\frac {f\,x}{2}\right )+\frac {2\,a\,c}{3}+\frac {2\,a\,d}{3}}{f\,\left ({\mathrm {tan}\left (\frac {e}{2}+\frac {f\,x}{2}\right )}^8+4\,{\mathrm {tan}\left (\frac {e}{2}+\frac {f\,x}{2}\right )}^6+6\,{\mathrm {tan}\left (\frac {e}{2}+\frac {f\,x}{2}\right )}^4+4\,{\mathrm {tan}\left (\frac {e}{2}+\frac {f\,x}{2}\right )}^2+1\right )}-\frac {a\,\left (4\,c+d\right )\,\left (\mathrm {atan}\left (\mathrm {tan}\left (\frac {e}{2}+\frac {f\,x}{2}\right )\right )-\frac {f\,x}{2}\right )}{4\,f} \]
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