Integrand size = 27, antiderivative size = 60 \[ \int \sec ^3(c+d x) (a+a \sin (c+d x))^2 \tan (c+d x) \, dx=-\frac {2 a^2 \sec (c+d x)}{3 d}+\frac {\sec ^3(c+d x) (a+a \sin (c+d x))^2}{3 d}-\frac {2 a^2 \tan (c+d x)}{3 d} \]
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Time = 0.07 (sec) , antiderivative size = 60, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.148, Rules used = {2934, 2748, 3852, 8} \[ \int \sec ^3(c+d x) (a+a \sin (c+d x))^2 \tan (c+d x) \, dx=-\frac {2 a^2 \tan (c+d x)}{3 d}-\frac {2 a^2 \sec (c+d x)}{3 d}+\frac {\sec ^3(c+d x) (a \sin (c+d x)+a)^2}{3 d} \]
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Rule 8
Rule 2748
Rule 2934
Rule 3852
Rubi steps \begin{align*} \text {integral}& = \frac {\sec ^3(c+d x) (a+a \sin (c+d x))^2}{3 d}-\frac {1}{3} (2 a) \int \sec ^2(c+d x) (a+a \sin (c+d x)) \, dx \\ & = -\frac {2 a^2 \sec (c+d x)}{3 d}+\frac {\sec ^3(c+d x) (a+a \sin (c+d x))^2}{3 d}-\frac {1}{3} \left (2 a^2\right ) \int \sec ^2(c+d x) \, dx \\ & = -\frac {2 a^2 \sec (c+d x)}{3 d}+\frac {\sec ^3(c+d x) (a+a \sin (c+d x))^2}{3 d}+\frac {\left (2 a^2\right ) \text {Subst}(\int 1 \, dx,x,-\tan (c+d x))}{3 d} \\ & = -\frac {2 a^2 \sec (c+d x)}{3 d}+\frac {\sec ^3(c+d x) (a+a \sin (c+d x))^2}{3 d}-\frac {2 a^2 \tan (c+d x)}{3 d} \\ \end{align*}
Time = 1.44 (sec) , antiderivative size = 72, normalized size of antiderivative = 1.20 \[ \int \sec ^3(c+d x) (a+a \sin (c+d x))^2 \tan (c+d x) \, dx=\frac {a^2 \left (3 \cos \left (\frac {1}{2} (c+d x)\right )-2 \cos \left (\frac {3}{2} (c+d x)\right )-3 \sin \left (\frac {1}{2} (c+d x)\right )\right )}{3 d \left (\cos \left (\frac {1}{2} (c+d x)\right )-\sin \left (\frac {1}{2} (c+d x)\right )\right )^3} \]
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Time = 0.15 (sec) , antiderivative size = 35, normalized size of antiderivative = 0.58
method | result | size |
parallelrisch | \(\frac {2 a^{2} \left (1-3 \tan \left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{3 d \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )-1\right )^{3}}\) | \(35\) |
risch | \(-\frac {2 a^{2} \left (-3 i {\mathrm e}^{i \left (d x +c \right )}+3 \,{\mathrm e}^{2 i \left (d x +c \right )}-2\right )}{3 d \left ({\mathrm e}^{i \left (d x +c \right )}-i\right )^{3}}\) | \(48\) |
derivativedivides | \(\frac {a^{2} \left (\frac {\sin ^{4}\left (d x +c \right )}{3 \cos \left (d x +c \right )^{3}}-\frac {\sin ^{4}\left (d x +c \right )}{3 \cos \left (d x +c \right )}-\frac {\left (2+\sin ^{2}\left (d x +c \right )\right ) \cos \left (d x +c \right )}{3}\right )+\frac {2 a^{2} \left (\sin ^{3}\left (d x +c \right )\right )}{3 \cos \left (d x +c \right )^{3}}+\frac {a^{2}}{3 \cos \left (d x +c \right )^{3}}}{d}\) | \(99\) |
default | \(\frac {a^{2} \left (\frac {\sin ^{4}\left (d x +c \right )}{3 \cos \left (d x +c \right )^{3}}-\frac {\sin ^{4}\left (d x +c \right )}{3 \cos \left (d x +c \right )}-\frac {\left (2+\sin ^{2}\left (d x +c \right )\right ) \cos \left (d x +c \right )}{3}\right )+\frac {2 a^{2} \left (\sin ^{3}\left (d x +c \right )\right )}{3 \cos \left (d x +c \right )^{3}}+\frac {a^{2}}{3 \cos \left (d x +c \right )^{3}}}{d}\) | \(99\) |
norman | \(\frac {\frac {2 a^{2}}{3 d}-\frac {16 a^{2} \left (\tan ^{3}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{3 d}-\frac {32 a^{2} \left (\tan ^{5}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{3 d}-\frac {16 a^{2} \left (\tan ^{7}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{3 d}-\frac {2 a^{2} \left (\tan ^{8}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d}-\frac {8 a^{2} \left (\tan ^{6}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d}-\frac {8 a^{2} \left (\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{3 d}-\frac {28 a^{2} \left (\tan ^{4}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{3 d}}{\left (\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )-1\right )^{3} \left (1+\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )^{2}}\) | \(174\) |
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Time = 0.28 (sec) , antiderivative size = 98, normalized size of antiderivative = 1.63 \[ \int \sec ^3(c+d x) (a+a \sin (c+d x))^2 \tan (c+d x) \, dx=\frac {2 \, a^{2} \cos \left (d x + c\right )^{2} + a^{2} \cos \left (d x + c\right ) - a^{2} - {\left (2 \, a^{2} \cos \left (d x + c\right ) + a^{2}\right )} \sin \left (d x + c\right )}{3 \, {\left (d \cos \left (d x + c\right )^{2} - d \cos \left (d x + c\right ) + {\left (d \cos \left (d x + c\right ) + 2 \, d\right )} \sin \left (d x + c\right ) - 2 \, d\right )}} \]
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\[ \int \sec ^3(c+d x) (a+a \sin (c+d x))^2 \tan (c+d x) \, dx=a^{2} \left (\int \sin {\left (c + d x \right )} \sec ^{4}{\left (c + d x \right )}\, dx + \int 2 \sin ^{2}{\left (c + d x \right )} \sec ^{4}{\left (c + d x \right )}\, dx + \int \sin ^{3}{\left (c + d x \right )} \sec ^{4}{\left (c + d x \right )}\, dx\right ) \]
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Time = 0.21 (sec) , antiderivative size = 56, normalized size of antiderivative = 0.93 \[ \int \sec ^3(c+d x) (a+a \sin (c+d x))^2 \tan (c+d x) \, dx=\frac {2 \, a^{2} \tan \left (d x + c\right )^{3} - \frac {{\left (3 \, \cos \left (d x + c\right )^{2} - 1\right )} a^{2}}{\cos \left (d x + c\right )^{3}} + \frac {a^{2}}{\cos \left (d x + c\right )^{3}}}{3 \, d} \]
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Time = 0.31 (sec) , antiderivative size = 38, normalized size of antiderivative = 0.63 \[ \int \sec ^3(c+d x) (a+a \sin (c+d x))^2 \tan (c+d x) \, dx=-\frac {2 \, {\left (3 \, a^{2} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) - a^{2}\right )}}{3 \, d {\left (\tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) - 1\right )}^{3}} \]
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Time = 10.24 (sec) , antiderivative size = 34, normalized size of antiderivative = 0.57 \[ \int \sec ^3(c+d x) (a+a \sin (c+d x))^2 \tan (c+d x) \, dx=-\frac {2\,a^2\,\left (3\,\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )-1\right )}{3\,d\,{\left (\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )-1\right )}^3} \]
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