Integrand size = 32, antiderivative size = 107 \[ \int \tan (c+d x) (a+i a \tan (c+d x))^2 (A+B \tan (c+d x)) \, dx=-2 a^2 (i A+B) x-\frac {2 a^2 (A-i B) \log (\cos (c+d x))}{d}+\frac {a^2 (i A+B) \tan (c+d x)}{d}+\frac {A (a+i a \tan (c+d x))^2}{2 d}-\frac {i B (a+i a \tan (c+d x))^3}{3 a d} \]
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Time = 0.19 (sec) , antiderivative size = 107, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.125, Rules used = {3673, 3608, 3558, 3556} \[ \int \tan (c+d x) (a+i a \tan (c+d x))^2 (A+B \tan (c+d x)) \, dx=\frac {a^2 (B+i A) \tan (c+d x)}{d}-\frac {2 a^2 (A-i B) \log (\cos (c+d x))}{d}-2 a^2 x (B+i A)+\frac {A (a+i a \tan (c+d x))^2}{2 d}-\frac {i B (a+i a \tan (c+d x))^3}{3 a d} \]
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Rule 3556
Rule 3558
Rule 3608
Rule 3673
Rubi steps \begin{align*} \text {integral}& = -\frac {i B (a+i a \tan (c+d x))^3}{3 a d}+\int (a+i a \tan (c+d x))^2 (-B+A \tan (c+d x)) \, dx \\ & = \frac {A (a+i a \tan (c+d x))^2}{2 d}-\frac {i B (a+i a \tan (c+d x))^3}{3 a d}-(i A+B) \int (a+i a \tan (c+d x))^2 \, dx \\ & = -2 a^2 (i A+B) x+\frac {a^2 (i A+B) \tan (c+d x)}{d}+\frac {A (a+i a \tan (c+d x))^2}{2 d}-\frac {i B (a+i a \tan (c+d x))^3}{3 a d}+\left (2 a^2 (A-i B)\right ) \int \tan (c+d x) \, dx \\ & = -2 a^2 (i A+B) x-\frac {2 a^2 (A-i B) \log (\cos (c+d x))}{d}+\frac {a^2 (i A+B) \tan (c+d x)}{d}+\frac {A (a+i a \tan (c+d x))^2}{2 d}-\frac {i B (a+i a \tan (c+d x))^3}{3 a d} \\ \end{align*}
Time = 0.82 (sec) , antiderivative size = 82, normalized size of antiderivative = 0.77 \[ \int \tan (c+d x) (a+i a \tan (c+d x))^2 (A+B \tan (c+d x)) \, dx=\frac {a^2 \left (3 A-2 i B+12 (A-i B) \log (i+\tan (c+d x))+12 (i A+B) \tan (c+d x)-3 (A-2 i B) \tan ^2(c+d x)-2 B \tan ^3(c+d x)\right )}{6 d} \]
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Time = 0.08 (sec) , antiderivative size = 99, normalized size of antiderivative = 0.93
method | result | size |
derivativedivides | \(\frac {a^{2} \left (i B \left (\tan ^{2}\left (d x +c \right )\right )-\frac {B \left (\tan ^{3}\left (d x +c \right )\right )}{3}+2 i A \tan \left (d x +c \right )-\frac {A \left (\tan ^{2}\left (d x +c \right )\right )}{2}+2 B \tan \left (d x +c \right )+\frac {\left (-2 i B +2 A \right ) \ln \left (1+\tan ^{2}\left (d x +c \right )\right )}{2}+\left (-2 i A -2 B \right ) \arctan \left (\tan \left (d x +c \right )\right )\right )}{d}\) | \(99\) |
default | \(\frac {a^{2} \left (i B \left (\tan ^{2}\left (d x +c \right )\right )-\frac {B \left (\tan ^{3}\left (d x +c \right )\right )}{3}+2 i A \tan \left (d x +c \right )-\frac {A \left (\tan ^{2}\left (d x +c \right )\right )}{2}+2 B \tan \left (d x +c \right )+\frac {\left (-2 i B +2 A \right ) \ln \left (1+\tan ^{2}\left (d x +c \right )\right )}{2}+\left (-2 i A -2 B \right ) \arctan \left (\tan \left (d x +c \right )\right )\right )}{d}\) | \(99\) |
norman | \(\left (-2 i A \,a^{2}-2 B \,a^{2}\right ) x -\frac {\left (-2 i B \,a^{2}+A \,a^{2}\right ) \left (\tan ^{2}\left (d x +c \right )\right )}{2 d}+\frac {2 \left (i A \,a^{2}+B \,a^{2}\right ) \tan \left (d x +c \right )}{d}-\frac {B \,a^{2} \left (\tan ^{3}\left (d x +c \right )\right )}{3 d}+\frac {\left (-i B \,a^{2}+A \,a^{2}\right ) \ln \left (1+\tan ^{2}\left (d x +c \right )\right )}{d}\) | \(113\) |
parallelrisch | \(-\frac {12 i A x \,a^{2} d -6 i B \left (\tan ^{2}\left (d x +c \right )\right ) a^{2}+2 B \,a^{2} \left (\tan ^{3}\left (d x +c \right )\right )-12 i A \tan \left (d x +c \right ) a^{2}+3 A \left (\tan ^{2}\left (d x +c \right )\right ) a^{2}+6 i B \ln \left (1+\tan ^{2}\left (d x +c \right )\right ) a^{2}+12 B x \,a^{2} d -6 A \ln \left (1+\tan ^{2}\left (d x +c \right )\right ) a^{2}-12 B \tan \left (d x +c \right ) a^{2}}{6 d}\) | \(127\) |
parts | \(\frac {\left (2 i A \,a^{2}+B \,a^{2}\right ) \left (\tan \left (d x +c \right )-\arctan \left (\tan \left (d x +c \right )\right )\right )}{d}+\frac {\left (2 i B \,a^{2}-A \,a^{2}\right ) \left (\frac {\left (\tan ^{2}\left (d x +c \right )\right )}{2}-\frac {\ln \left (1+\tan ^{2}\left (d x +c \right )\right )}{2}\right )}{d}+\frac {A \ln \left (1+\tan ^{2}\left (d x +c \right )\right ) a^{2}}{2 d}-\frac {B \,a^{2} \left (\frac {\left (\tan ^{3}\left (d x +c \right )\right )}{3}-\tan \left (d x +c \right )+\arctan \left (\tan \left (d x +c \right )\right )\right )}{d}\) | \(132\) |
risch | \(\frac {4 a^{2} B c}{d}+\frac {4 i a^{2} A c}{d}+\frac {2 i a^{2} \left (9 i A \,{\mathrm e}^{4 i \left (d x +c \right )}+15 B \,{\mathrm e}^{4 i \left (d x +c \right )}+15 i A \,{\mathrm e}^{2 i \left (d x +c \right )}+18 B \,{\mathrm e}^{2 i \left (d x +c \right )}+6 i A +7 B \right )}{3 d \left ({\mathrm e}^{2 i \left (d x +c \right )}+1\right )^{3}}+\frac {2 i a^{2} \ln \left ({\mathrm e}^{2 i \left (d x +c \right )}+1\right ) B}{d}-\frac {2 a^{2} \ln \left ({\mathrm e}^{2 i \left (d x +c \right )}+1\right ) A}{d}\) | \(146\) |
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Time = 0.25 (sec) , antiderivative size = 175, normalized size of antiderivative = 1.64 \[ \int \tan (c+d x) (a+i a \tan (c+d x))^2 (A+B \tan (c+d x)) \, dx=-\frac {2 \, {\left (3 \, {\left (3 \, A - 5 i \, B\right )} a^{2} e^{\left (4 i \, d x + 4 i \, c\right )} + 3 \, {\left (5 \, A - 6 i \, B\right )} a^{2} e^{\left (2 i \, d x + 2 i \, c\right )} + {\left (6 \, A - 7 i \, B\right )} a^{2} + 3 \, {\left ({\left (A - i \, B\right )} a^{2} e^{\left (6 i \, d x + 6 i \, c\right )} + 3 \, {\left (A - i \, B\right )} a^{2} e^{\left (4 i \, d x + 4 i \, c\right )} + 3 \, {\left (A - i \, B\right )} a^{2} e^{\left (2 i \, d x + 2 i \, c\right )} + {\left (A - i \, B\right )} a^{2}\right )} \log \left (e^{\left (2 i \, d x + 2 i \, c\right )} + 1\right )\right )}}{3 \, {\left (d e^{\left (6 i \, d x + 6 i \, c\right )} + 3 \, d e^{\left (4 i \, d x + 4 i \, c\right )} + 3 \, d e^{\left (2 i \, d x + 2 i \, c\right )} + d\right )}} \]
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Both result and optimal contain complex but leaf count of result is larger than twice the leaf count of optimal. 178 vs. \(2 (88) = 176\).
Time = 0.35 (sec) , antiderivative size = 178, normalized size of antiderivative = 1.66 \[ \int \tan (c+d x) (a+i a \tan (c+d x))^2 (A+B \tan (c+d x)) \, dx=- \frac {2 a^{2} \left (A - i B\right ) \log {\left (e^{2 i d x} + e^{- 2 i c} \right )}}{d} + \frac {- 12 A a^{2} + 14 i B a^{2} + \left (- 30 A a^{2} e^{2 i c} + 36 i B a^{2} e^{2 i c}\right ) e^{2 i d x} + \left (- 18 A a^{2} e^{4 i c} + 30 i B a^{2} e^{4 i c}\right ) e^{4 i d x}}{3 d e^{6 i c} e^{6 i d x} + 9 d e^{4 i c} e^{4 i d x} + 9 d e^{2 i c} e^{2 i d x} + 3 d} \]
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Time = 0.30 (sec) , antiderivative size = 92, normalized size of antiderivative = 0.86 \[ \int \tan (c+d x) (a+i a \tan (c+d x))^2 (A+B \tan (c+d x)) \, dx=-\frac {2 \, B a^{2} \tan \left (d x + c\right )^{3} + 3 \, {\left (A - 2 i \, B\right )} a^{2} \tan \left (d x + c\right )^{2} + 12 \, {\left (d x + c\right )} {\left (i \, A + B\right )} a^{2} - 6 \, {\left (A - i \, B\right )} a^{2} \log \left (\tan \left (d x + c\right )^{2} + 1\right ) + 12 \, {\left (-i \, A - B\right )} a^{2} \tan \left (d x + c\right )}{6 \, d} \]
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Both result and optimal contain complex but leaf count of result is larger than twice the leaf count of optimal. 312 vs. \(2 (91) = 182\).
Time = 0.44 (sec) , antiderivative size = 312, normalized size of antiderivative = 2.92 \[ \int \tan (c+d x) (a+i a \tan (c+d x))^2 (A+B \tan (c+d x)) \, dx=-\frac {2 \, {\left (3 \, A a^{2} e^{\left (6 i \, d x + 6 i \, c\right )} \log \left (e^{\left (2 i \, d x + 2 i \, c\right )} + 1\right ) - 3 i \, B a^{2} e^{\left (6 i \, d x + 6 i \, c\right )} \log \left (e^{\left (2 i \, d x + 2 i \, c\right )} + 1\right ) + 9 \, A a^{2} e^{\left (4 i \, d x + 4 i \, c\right )} \log \left (e^{\left (2 i \, d x + 2 i \, c\right )} + 1\right ) - 9 i \, B a^{2} e^{\left (4 i \, d x + 4 i \, c\right )} \log \left (e^{\left (2 i \, d x + 2 i \, c\right )} + 1\right ) + 9 \, A a^{2} e^{\left (2 i \, d x + 2 i \, c\right )} \log \left (e^{\left (2 i \, d x + 2 i \, c\right )} + 1\right ) - 9 i \, B a^{2} e^{\left (2 i \, d x + 2 i \, c\right )} \log \left (e^{\left (2 i \, d x + 2 i \, c\right )} + 1\right ) + 9 \, A a^{2} e^{\left (4 i \, d x + 4 i \, c\right )} - 15 i \, B a^{2} e^{\left (4 i \, d x + 4 i \, c\right )} + 15 \, A a^{2} e^{\left (2 i \, d x + 2 i \, c\right )} - 18 i \, B a^{2} e^{\left (2 i \, d x + 2 i \, c\right )} + 3 \, A a^{2} \log \left (e^{\left (2 i \, d x + 2 i \, c\right )} + 1\right ) - 3 i \, B a^{2} \log \left (e^{\left (2 i \, d x + 2 i \, c\right )} + 1\right ) + 6 \, A a^{2} - 7 i \, B a^{2}\right )}}{3 \, {\left (d e^{\left (6 i \, d x + 6 i \, c\right )} + 3 \, d e^{\left (4 i \, d x + 4 i \, c\right )} + 3 \, d e^{\left (2 i \, d x + 2 i \, c\right )} + d\right )}} \]
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Time = 7.65 (sec) , antiderivative size = 111, normalized size of antiderivative = 1.04 \[ \int \tan (c+d x) (a+i a \tan (c+d x))^2 (A+B \tan (c+d x)) \, dx=\frac {{\mathrm {tan}\left (c+d\,x\right )}^2\,\left (\frac {a^2\,\left (B+A\,1{}\mathrm {i}\right )\,1{}\mathrm {i}}{2}+\frac {B\,a^2\,1{}\mathrm {i}}{2}\right )}{d}+\frac {\mathrm {tan}\left (c+d\,x\right )\,\left (a^2\,\left (B+A\,1{}\mathrm {i}\right )+B\,a^2+A\,a^2\,1{}\mathrm {i}\right )}{d}+\frac {\ln \left (\mathrm {tan}\left (c+d\,x\right )+1{}\mathrm {i}\right )\,\left (2\,A\,a^2-B\,a^2\,2{}\mathrm {i}\right )}{d}-\frac {B\,a^2\,{\mathrm {tan}\left (c+d\,x\right )}^3}{3\,d} \]
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