Integrand size = 39, antiderivative size = 66 \[ \int (a+i a \tan (e+f x)) (A+B \tan (e+f x)) (c-i c \tan (e+f x))^2 \, dx=\frac {a A c^2 \tan (e+f x)}{f}-\frac {a (i A-B) c^2 \tan ^2(e+f x)}{2 f}-\frac {i a B c^2 \tan ^3(e+f x)}{3 f} \]
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Time = 0.10 (sec) , antiderivative size = 66, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.051, Rules used = {3669, 45} \[ \int (a+i a \tan (e+f x)) (A+B \tan (e+f x)) (c-i c \tan (e+f x))^2 \, dx=-\frac {a c^2 (-B+i A) \tan ^2(e+f x)}{2 f}+\frac {a A c^2 \tan (e+f x)}{f}-\frac {i a B c^2 \tan ^3(e+f x)}{3 f} \]
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Rule 45
Rule 3669
Rubi steps \begin{align*} \text {integral}& = \frac {(a c) \text {Subst}(\int (A+B x) (c-i c x) \, dx,x,\tan (e+f x))}{f} \\ & = \frac {(a c) \text {Subst}\left (\int \left (A c+(-i A+B) c x-i B c x^2\right ) \, dx,x,\tan (e+f x)\right )}{f} \\ & = \frac {a A c^2 \tan (e+f x)}{f}-\frac {a (i A-B) c^2 \tan ^2(e+f x)}{2 f}-\frac {i a B c^2 \tan ^3(e+f x)}{3 f} \\ \end{align*}
Time = 1.94 (sec) , antiderivative size = 54, normalized size of antiderivative = 0.82 \[ \int (a+i a \tan (e+f x)) (A+B \tan (e+f x)) (c-i c \tan (e+f x))^2 \, dx=\frac {a c^2 \left (-2 B+6 A \tan (e+f x)+3 (-i A+B) \tan ^2(e+f x)-2 i B \tan ^3(e+f x)\right )}{6 f} \]
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Time = 0.10 (sec) , antiderivative size = 49, normalized size of antiderivative = 0.74
method | result | size |
derivativedivides | \(-\frac {i a \,c^{2} \left (\frac {B \tan \left (f x +e \right )^{3}}{3}+\frac {\left (i B +A \right ) \tan \left (f x +e \right )^{2}}{2}+i \tan \left (f x +e \right ) A \right )}{f}\) | \(49\) |
default | \(-\frac {i a \,c^{2} \left (\frac {B \tan \left (f x +e \right )^{3}}{3}+\frac {\left (i B +A \right ) \tan \left (f x +e \right )^{2}}{2}+i \tan \left (f x +e \right ) A \right )}{f}\) | \(49\) |
risch | \(\frac {2 a \,c^{2} \left (3 i A \,{\mathrm e}^{2 i \left (f x +e \right )}+3 B \,{\mathrm e}^{2 i \left (f x +e \right )}+3 i A -B \right )}{3 f \left ({\mathrm e}^{2 i \left (f x +e \right )}+1\right )^{3}}\) | \(56\) |
norman | \(\frac {a A \,c^{2} \tan \left (f x +e \right )}{f}+\frac {\left (-i A a \,c^{2}+B a \,c^{2}\right ) \tan \left (f x +e \right )^{2}}{2 f}-\frac {i a B \,c^{2} \tan \left (f x +e \right )^{3}}{3 f}\) | \(64\) |
parallelrisch | \(-\frac {2 i a B \,c^{2} \tan \left (f x +e \right )^{3}+3 i A \tan \left (f x +e \right )^{2} a \,c^{2}-3 B \tan \left (f x +e \right )^{2} a \,c^{2}-6 A \tan \left (f x +e \right ) a \,c^{2}}{6 f}\) | \(67\) |
parts | \(\frac {\left (-i A a \,c^{2}+B a \,c^{2}\right ) \ln \left (1+\tan \left (f x +e \right )^{2}\right )}{2 f}+\frac {\left (-i A a \,c^{2}+B a \,c^{2}\right ) \left (\frac {\tan \left (f x +e \right )^{2}}{2}-\frac {\ln \left (1+\tan \left (f x +e \right )^{2}\right )}{2}\right )}{f}+\frac {\left (-i B a \,c^{2}+A a \,c^{2}\right ) \left (\tan \left (f x +e \right )-\arctan \left (\tan \left (f x +e \right )\right )\right )}{f}+A a \,c^{2} x -\frac {i B a \,c^{2} \left (\frac {\tan \left (f x +e \right )^{3}}{3}-\tan \left (f x +e \right )+\arctan \left (\tan \left (f x +e \right )\right )\right )}{f}\) | \(155\) |
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Time = 0.24 (sec) , antiderivative size = 74, normalized size of antiderivative = 1.12 \[ \int (a+i a \tan (e+f x)) (A+B \tan (e+f x)) (c-i c \tan (e+f x))^2 \, dx=-\frac {2 \, {\left (3 \, {\left (-i \, A - B\right )} a c^{2} e^{\left (2 i \, f x + 2 i \, e\right )} + {\left (-3 i \, A + B\right )} a c^{2}\right )}}{3 \, {\left (f e^{\left (6 i \, f x + 6 i \, e\right )} + 3 \, f e^{\left (4 i \, f x + 4 i \, e\right )} + 3 \, f e^{\left (2 i \, f x + 2 i \, e\right )} + f\right )}} \]
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Both result and optimal contain complex but leaf count of result is larger than twice the leaf count of optimal. 117 vs. \(2 (56) = 112\).
Time = 0.21 (sec) , antiderivative size = 117, normalized size of antiderivative = 1.77 \[ \int (a+i a \tan (e+f x)) (A+B \tan (e+f x)) (c-i c \tan (e+f x))^2 \, dx=\frac {6 i A a c^{2} - 2 B a c^{2} + \left (6 i A a c^{2} e^{2 i e} + 6 B a c^{2} e^{2 i e}\right ) e^{2 i f x}}{3 f e^{6 i e} e^{6 i f x} + 9 f e^{4 i e} e^{4 i f x} + 9 f e^{2 i e} e^{2 i f x} + 3 f} \]
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Time = 0.30 (sec) , antiderivative size = 55, normalized size of antiderivative = 0.83 \[ \int (a+i a \tan (e+f x)) (A+B \tan (e+f x)) (c-i c \tan (e+f x))^2 \, dx=\frac {-2 i \, B a c^{2} \tan \left (f x + e\right )^{3} - 3 \, {\left (i \, A - B\right )} a c^{2} \tan \left (f x + e\right )^{2} + 6 \, A a c^{2} \tan \left (f x + e\right )}{6 \, f} \]
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Time = 0.43 (sec) , antiderivative size = 87, normalized size of antiderivative = 1.32 \[ \int (a+i a \tan (e+f x)) (A+B \tan (e+f x)) (c-i c \tan (e+f x))^2 \, dx=-\frac {2 \, {\left (-3 i \, A a c^{2} e^{\left (2 i \, f x + 2 i \, e\right )} - 3 \, B a c^{2} e^{\left (2 i \, f x + 2 i \, e\right )} - 3 i \, A a c^{2} + B a c^{2}\right )}}{3 \, {\left (f e^{\left (6 i \, f x + 6 i \, e\right )} + 3 \, f e^{\left (4 i \, f x + 4 i \, e\right )} + 3 \, f e^{\left (2 i \, f x + 2 i \, e\right )} + f\right )}} \]
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Time = 8.93 (sec) , antiderivative size = 50, normalized size of antiderivative = 0.76 \[ \int (a+i a \tan (e+f x)) (A+B \tan (e+f x)) (c-i c \tan (e+f x))^2 \, dx=\frac {a\,c^2\,\mathrm {tan}\left (e+f\,x\right )\,\left (6\,A-A\,\mathrm {tan}\left (e+f\,x\right )\,3{}\mathrm {i}+3\,B\,\mathrm {tan}\left (e+f\,x\right )-B\,{\mathrm {tan}\left (e+f\,x\right )}^2\,2{}\mathrm {i}\right )}{6\,f} \]
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