Integrand size = 9, antiderivative size = 56 \[ \int \cos ^6(x) \sin ^4(x) \, dx=\frac {3 x}{256}+\frac {3}{256} \cos (x) \sin (x)+\frac {1}{128} \cos ^3(x) \sin (x)+\frac {1}{160} \cos ^5(x) \sin (x)-\frac {3}{80} \cos ^7(x) \sin (x)-\frac {1}{10} \cos ^7(x) \sin ^3(x) \]
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Time = 0.05 (sec) , antiderivative size = 56, normalized size of antiderivative = 1.00, number of steps used = 6, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.333, Rules used = {2648, 2715, 8} \[ \int \cos ^6(x) \sin ^4(x) \, dx=\frac {3 x}{256}-\frac {1}{10} \sin ^3(x) \cos ^7(x)-\frac {3}{80} \sin (x) \cos ^7(x)+\frac {1}{160} \sin (x) \cos ^5(x)+\frac {1}{128} \sin (x) \cos ^3(x)+\frac {3}{256} \sin (x) \cos (x) \]
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Rule 8
Rule 2648
Rule 2715
Rubi steps \begin{align*} \text {integral}& = -\frac {1}{10} \cos ^7(x) \sin ^3(x)+\frac {3}{10} \int \cos ^6(x) \sin ^2(x) \, dx \\ & = -\frac {3}{80} \cos ^7(x) \sin (x)-\frac {1}{10} \cos ^7(x) \sin ^3(x)+\frac {3}{80} \int \cos ^6(x) \, dx \\ & = \frac {1}{160} \cos ^5(x) \sin (x)-\frac {3}{80} \cos ^7(x) \sin (x)-\frac {1}{10} \cos ^7(x) \sin ^3(x)+\frac {1}{32} \int \cos ^4(x) \, dx \\ & = \frac {1}{128} \cos ^3(x) \sin (x)+\frac {1}{160} \cos ^5(x) \sin (x)-\frac {3}{80} \cos ^7(x) \sin (x)-\frac {1}{10} \cos ^7(x) \sin ^3(x)+\frac {3}{128} \int \cos ^2(x) \, dx \\ & = \frac {3}{256} \cos (x) \sin (x)+\frac {1}{128} \cos ^3(x) \sin (x)+\frac {1}{160} \cos ^5(x) \sin (x)-\frac {3}{80} \cos ^7(x) \sin (x)-\frac {1}{10} \cos ^7(x) \sin ^3(x)+\frac {3 \int 1 \, dx}{256} \\ & = \frac {3 x}{256}+\frac {3}{256} \cos (x) \sin (x)+\frac {1}{128} \cos ^3(x) \sin (x)+\frac {1}{160} \cos ^5(x) \sin (x)-\frac {3}{80} \cos ^7(x) \sin (x)-\frac {1}{10} \cos ^7(x) \sin ^3(x) \\ \end{align*}
Time = 0.04 (sec) , antiderivative size = 46, normalized size of antiderivative = 0.82 \[ \int \cos ^6(x) \sin ^4(x) \, dx=\frac {3 x}{256}+\frac {1}{512} \sin (2 x)-\frac {1}{256} \sin (4 x)-\frac {\sin (6 x)}{1024}+\frac {\sin (8 x)}{2048}+\frac {\sin (10 x)}{5120} \]
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Time = 0.44 (sec) , antiderivative size = 35, normalized size of antiderivative = 0.62
method | result | size |
risch | \(\frac {3 x}{256}+\frac {\sin \left (10 x \right )}{5120}+\frac {\sin \left (8 x \right )}{2048}-\frac {\sin \left (6 x \right )}{1024}-\frac {\sin \left (4 x \right )}{256}+\frac {\sin \left (2 x \right )}{512}\) | \(35\) |
parallelrisch | \(\frac {3 x}{256}+\frac {\sin \left (10 x \right )}{5120}+\frac {\sin \left (8 x \right )}{2048}-\frac {\sin \left (6 x \right )}{1024}-\frac {\sin \left (4 x \right )}{256}+\frac {\sin \left (2 x \right )}{512}\) | \(35\) |
default | \(-\frac {\left (\cos ^{7}\left (x \right )\right ) \left (\sin ^{3}\left (x \right )\right )}{10}-\frac {3 \left (\cos ^{7}\left (x \right )\right ) \sin \left (x \right )}{80}+\frac {\left (\cos ^{5}\left (x \right )+\frac {5 \left (\cos ^{3}\left (x \right )\right )}{4}+\frac {15 \cos \left (x \right )}{8}\right ) \sin \left (x \right )}{160}+\frac {3 x}{256}\) | \(42\) |
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Time = 0.25 (sec) , antiderivative size = 37, normalized size of antiderivative = 0.66 \[ \int \cos ^6(x) \sin ^4(x) \, dx=\frac {1}{1280} \, {\left (128 \, \cos \left (x\right )^{9} - 176 \, \cos \left (x\right )^{7} + 8 \, \cos \left (x\right )^{5} + 10 \, \cos \left (x\right )^{3} + 15 \, \cos \left (x\right )\right )} \sin \left (x\right ) + \frac {3}{256} \, x \]
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Time = 0.02 (sec) , antiderivative size = 56, normalized size of antiderivative = 1.00 \[ \int \cos ^6(x) \sin ^4(x) \, dx=\frac {3 x}{256} + \frac {\sin {\left (x \right )} \cos ^{9}{\left (x \right )}}{10} - \frac {11 \sin {\left (x \right )} \cos ^{7}{\left (x \right )}}{80} + \frac {\sin {\left (x \right )} \cos ^{5}{\left (x \right )}}{160} + \frac {\sin {\left (x \right )} \cos ^{3}{\left (x \right )}}{128} + \frac {3 \sin {\left (x \right )} \cos {\left (x \right )}}{256} \]
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Time = 0.18 (sec) , antiderivative size = 24, normalized size of antiderivative = 0.43 \[ \int \cos ^6(x) \sin ^4(x) \, dx=\frac {1}{320} \, \sin \left (2 \, x\right )^{5} + \frac {3}{256} \, x + \frac {1}{2048} \, \sin \left (8 \, x\right ) - \frac {1}{256} \, \sin \left (4 \, x\right ) \]
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Time = 0.28 (sec) , antiderivative size = 34, normalized size of antiderivative = 0.61 \[ \int \cos ^6(x) \sin ^4(x) \, dx=\frac {3}{256} \, x + \frac {1}{5120} \, \sin \left (10 \, x\right ) + \frac {1}{2048} \, \sin \left (8 \, x\right ) - \frac {1}{1024} \, \sin \left (6 \, x\right ) - \frac {1}{256} \, \sin \left (4 \, x\right ) + \frac {1}{512} \, \sin \left (2 \, x\right ) \]
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Time = 0.04 (sec) , antiderivative size = 38, normalized size of antiderivative = 0.68 \[ \int \cos ^6(x) \sin ^4(x) \, dx=\left (\frac {{\cos \left (x\right )}^5}{10}+\frac {{\cos \left (x\right )}^3}{16}+\frac {\cos \left (x\right )}{32}\right )\,{\sin \left (x\right )}^5+\frac {3\,x}{256}-\frac {\sin \left (2\,x\right )}{128}+\frac {\sin \left (4\,x\right )}{1024} \]
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