Integrand size = 25, antiderivative size = 43 \[ \int \sec (c+d x) (a+a \sin (c+d x))^2 \tan (c+d x) \, dx=-2 a^2 x+\frac {2 a^2 \cos (c+d x)}{d}+\frac {\sec (c+d x) (a+a \sin (c+d x))^2}{d} \]
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Time = 0.04 (sec) , antiderivative size = 43, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.080, Rules used = {2934, 2718} \[ \int \sec (c+d x) (a+a \sin (c+d x))^2 \tan (c+d x) \, dx=\frac {2 a^2 \cos (c+d x)}{d}-2 a^2 x+\frac {\sec (c+d x) (a \sin (c+d x)+a)^2}{d} \]
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Rule 2718
Rule 2934
Rubi steps \begin{align*} \text {integral}& = \frac {\sec (c+d x) (a+a \sin (c+d x))^2}{d}-(2 a) \int (a+a \sin (c+d x)) \, dx \\ & = -2 a^2 x+\frac {\sec (c+d x) (a+a \sin (c+d x))^2}{d}-\left (2 a^2\right ) \int \sin (c+d x) \, dx \\ & = -2 a^2 x+\frac {2 a^2 \cos (c+d x)}{d}+\frac {\sec (c+d x) (a+a \sin (c+d x))^2}{d} \\ \end{align*}
Leaf count is larger than twice the leaf count of optimal. \(119\) vs. \(2(43)=86\).
Time = 0.49 (sec) , antiderivative size = 119, normalized size of antiderivative = 2.77 \[ \int \sec (c+d x) (a+a \sin (c+d x))^2 \tan (c+d x) \, dx=-\frac {a^2 \left (\cos \left (\frac {1}{2} (c+d x)\right )-\sin \left (\frac {1}{2} (c+d x)\right )\right ) \left (5+8 \arcsin \left (\frac {\sqrt {1-\sin (c+d x)}}{\sqrt {2}}\right ) \sqrt {\cos ^2(c+d x)}+\cos (2 (c+d x))+4 \sin (c+d x)\right )}{2 d \left (\cos \left (\frac {1}{2} (c+d x)\right )+\sin \left (\frac {1}{2} (c+d x)\right )\right ) (-1+\sin (c+d x))} \]
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Time = 0.15 (sec) , antiderivative size = 54, normalized size of antiderivative = 1.26
method | result | size |
parallelrisch | \(\frac {a^{2} \left (-4 d x \cos \left (d x +c \right )+\cos \left (2 d x +2 c \right )+4 \sin \left (d x +c \right )+6 \cos \left (d x +c \right )+5\right )}{2 d \cos \left (d x +c \right )}\) | \(54\) |
risch | \(-2 a^{2} x +\frac {a^{2} {\mathrm e}^{i \left (d x +c \right )}}{2 d}+\frac {a^{2} {\mathrm e}^{-i \left (d x +c \right )}}{2 d}+\frac {4 a^{2}}{d \left ({\mathrm e}^{i \left (d x +c \right )}-i\right )}\) | \(64\) |
derivativedivides | \(\frac {a^{2} \left (\frac {\sin ^{4}\left (d x +c \right )}{\cos \left (d x +c \right )}+\left (2+\sin ^{2}\left (d x +c \right )\right ) \cos \left (d x +c \right )\right )+2 a^{2} \left (\tan \left (d x +c \right )-d x -c \right )+\frac {a^{2}}{\cos \left (d x +c \right )}}{d}\) | \(76\) |
default | \(\frac {a^{2} \left (\frac {\sin ^{4}\left (d x +c \right )}{\cos \left (d x +c \right )}+\left (2+\sin ^{2}\left (d x +c \right )\right ) \cos \left (d x +c \right )\right )+2 a^{2} \left (\tan \left (d x +c \right )-d x -c \right )+\frac {a^{2}}{\cos \left (d x +c \right )}}{d}\) | \(76\) |
norman | \(\frac {2 a^{2} x -\frac {6 a^{2}}{d}-\frac {4 a^{2} \tan \left (\frac {d x}{2}+\frac {c}{2}\right )}{d}-\frac {8 a^{2} \left (\tan ^{3}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d}-\frac {4 a^{2} \left (\tan ^{5}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d}+2 a^{2} x \left (\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )-2 a^{2} x \left (\tan ^{4}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )-2 a^{2} x \left (\tan ^{6}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )-\frac {2 a^{2} \left (\tan ^{4}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d}-\frac {8 a^{2} \left (\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d}}{\left (\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )-1\right ) \left (1+\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )^{2}}\) | \(191\) |
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Leaf count of result is larger than twice the leaf count of optimal. 101 vs. \(2 (43) = 86\).
Time = 0.29 (sec) , antiderivative size = 101, normalized size of antiderivative = 2.35 \[ \int \sec (c+d x) (a+a \sin (c+d x))^2 \tan (c+d x) \, dx=-\frac {2 \, a^{2} d x - a^{2} \cos \left (d x + c\right )^{2} - 2 \, a^{2} + {\left (2 \, a^{2} d x - 3 \, a^{2}\right )} \cos \left (d x + c\right ) - {\left (2 \, a^{2} d x - a^{2} \cos \left (d x + c\right ) + 2 \, a^{2}\right )} \sin \left (d x + c\right )}{d \cos \left (d x + c\right ) - d \sin \left (d x + c\right ) + d} \]
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\[ \int \sec (c+d x) (a+a \sin (c+d x))^2 \tan (c+d x) \, dx=a^{2} \left (\int \sin {\left (c + d x \right )} \sec ^{2}{\left (c + d x \right )}\, dx + \int 2 \sin ^{2}{\left (c + d x \right )} \sec ^{2}{\left (c + d x \right )}\, dx + \int \sin ^{3}{\left (c + d x \right )} \sec ^{2}{\left (c + d x \right )}\, dx\right ) \]
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none
Time = 0.30 (sec) , antiderivative size = 57, normalized size of antiderivative = 1.33 \[ \int \sec (c+d x) (a+a \sin (c+d x))^2 \tan (c+d x) \, dx=-\frac {2 \, {\left (d x + c - \tan \left (d x + c\right )\right )} a^{2} - a^{2} {\left (\frac {1}{\cos \left (d x + c\right )} + \cos \left (d x + c\right )\right )} - \frac {a^{2}}{\cos \left (d x + c\right )}}{d} \]
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Leaf count of result is larger than twice the leaf count of optimal. 89 vs. \(2 (43) = 86\).
Time = 0.32 (sec) , antiderivative size = 89, normalized size of antiderivative = 2.07 \[ \int \sec (c+d x) (a+a \sin (c+d x))^2 \tan (c+d x) \, dx=-\frac {2 \, {\left ({\left (d x + c\right )} a^{2} + \frac {2 \, a^{2} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{2} - a^{2} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) + 3 \, a^{2}}{\tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{3} - \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{2} + \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) - 1}\right )}}{d} \]
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Time = 9.64 (sec) , antiderivative size = 117, normalized size of antiderivative = 2.72 \[ \int \sec (c+d x) (a+a \sin (c+d x))^2 \tan (c+d x) \, dx=-2\,a^2\,x-\frac {\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )\,\left (2\,a^2\,\left (d\,x-1\right )-2\,a^2\,d\,x\right )-{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^2\,\left (2\,a^2\,\left (d\,x-2\right )-2\,a^2\,d\,x\right )-2\,a^2\,\left (d\,x-3\right )+2\,a^2\,d\,x}{d\,\left (\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )-1\right )\,\left ({\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^2+1\right )} \]
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