Integrand size = 18, antiderivative size = 31 \[ \int \csc (a+b x) \sin ^4(2 a+2 b x) \, dx=-\frac {16 \cos ^5(a+b x)}{5 b}+\frac {16 \cos ^7(a+b x)}{7 b} \]
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Time = 0.06 (sec) , antiderivative size = 31, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.167, Rules used = {4373, 2645, 14} \[ \int \csc (a+b x) \sin ^4(2 a+2 b x) \, dx=\frac {16 \cos ^7(a+b x)}{7 b}-\frac {16 \cos ^5(a+b x)}{5 b} \]
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Rule 14
Rule 2645
Rule 4373
Rubi steps \begin{align*} \text {integral}& = 16 \int \cos ^4(a+b x) \sin ^3(a+b x) \, dx \\ & = -\frac {16 \text {Subst}\left (\int x^4 \left (1-x^2\right ) \, dx,x,\cos (a+b x)\right )}{b} \\ & = -\frac {16 \text {Subst}\left (\int \left (x^4-x^6\right ) \, dx,x,\cos (a+b x)\right )}{b} \\ & = -\frac {16 \cos ^5(a+b x)}{5 b}+\frac {16 \cos ^7(a+b x)}{7 b} \\ \end{align*}
Time = 0.16 (sec) , antiderivative size = 59, normalized size of antiderivative = 1.90 \[ \int \csc (a+b x) \sin ^4(2 a+2 b x) \, dx=-\frac {3 \cos (a+b x)}{4 b}-\frac {\cos (3 (a+b x))}{4 b}+\frac {\cos (5 (a+b x))}{20 b}+\frac {\cos (7 (a+b x))}{28 b} \]
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Time = 1.73 (sec) , antiderivative size = 27, normalized size of antiderivative = 0.87
method | result | size |
default | \(\frac {\frac {16 \cos \left (x b +a \right )^{7}}{7}-\frac {16 \cos \left (x b +a \right )^{5}}{5}}{b}\) | \(27\) |
risch | \(-\frac {3 \cos \left (x b +a \right )}{4 b}+\frac {\cos \left (7 x b +7 a \right )}{28 b}+\frac {\cos \left (5 x b +5 a \right )}{20 b}-\frac {\cos \left (3 x b +3 a \right )}{4 b}\) | \(55\) |
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Time = 0.25 (sec) , antiderivative size = 26, normalized size of antiderivative = 0.84 \[ \int \csc (a+b x) \sin ^4(2 a+2 b x) \, dx=\frac {16 \, {\left (5 \, \cos \left (b x + a\right )^{7} - 7 \, \cos \left (b x + a\right )^{5}\right )}}{35 \, b} \]
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Timed out. \[ \int \csc (a+b x) \sin ^4(2 a+2 b x) \, dx=\text {Timed out} \]
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Time = 0.21 (sec) , antiderivative size = 47, normalized size of antiderivative = 1.52 \[ \int \csc (a+b x) \sin ^4(2 a+2 b x) \, dx=\frac {5 \, \cos \left (7 \, b x + 7 \, a\right ) + 7 \, \cos \left (5 \, b x + 5 \, a\right ) - 35 \, \cos \left (3 \, b x + 3 \, a\right ) - 105 \, \cos \left (b x + a\right )}{140 \, b} \]
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Leaf count of result is larger than twice the leaf count of optimal. 138 vs. \(2 (27) = 54\).
Time = 0.27 (sec) , antiderivative size = 138, normalized size of antiderivative = 4.45 \[ \int \csc (a+b x) \sin ^4(2 a+2 b x) \, dx=-\frac {64 \, {\left (\frac {7 \, {\left (\cos \left (b x + a\right ) - 1\right )}}{\cos \left (b x + a\right ) + 1} + \frac {14 \, {\left (\cos \left (b x + a\right ) - 1\right )}^{2}}{{\left (\cos \left (b x + a\right ) + 1\right )}^{2}} + \frac {70 \, {\left (\cos \left (b x + a\right ) - 1\right )}^{3}}{{\left (\cos \left (b x + a\right ) + 1\right )}^{3}} + \frac {35 \, {\left (\cos \left (b x + a\right ) - 1\right )}^{4}}{{\left (\cos \left (b x + a\right ) + 1\right )}^{4}} + \frac {35 \, {\left (\cos \left (b x + a\right ) - 1\right )}^{5}}{{\left (\cos \left (b x + a\right ) + 1\right )}^{5}} - 1\right )}}{35 \, b {\left (\frac {\cos \left (b x + a\right ) - 1}{\cos \left (b x + a\right ) + 1} - 1\right )}^{7}} \]
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Time = 0.06 (sec) , antiderivative size = 26, normalized size of antiderivative = 0.84 \[ \int \csc (a+b x) \sin ^4(2 a+2 b x) \, dx=-\frac {16\,\left (7\,{\cos \left (a+b\,x\right )}^5-5\,{\cos \left (a+b\,x\right )}^7\right )}{35\,b} \]
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