Integrand size = 39, antiderivative size = 61 \[ \int (a+i a \tan (e+f x))^3 (A+B \tan (e+f x)) (c-i c \tan (e+f x)) \, dx=-\frac {a^3 (i A-B) c (1+i \tan (e+f x))^3}{3 f}-\frac {a^3 B c (1+i \tan (e+f x))^4}{4 f} \]
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Time = 0.10 (sec) , antiderivative size = 61, 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} \[ \int (a+i a \tan (e+f x))^3 (A+B \tan (e+f x)) (c-i c \tan (e+f x)) \, dx=-\frac {a^3 c (-B+i A) (1+i \tan (e+f x))^3}{3 f}-\frac {a^3 B c (1+i \tan (e+f x))^4}{4 f} \]
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Rule 45
Rule 3669
Rubi steps \begin{align*} \text {integral}& = \frac {(a c) \text {Subst}\left (\int (a+i a x)^2 (A+B x) \, dx,x,\tan (e+f x)\right )}{f} \\ & = \frac {(a c) \text {Subst}\left (\int \left ((A+i B) (a+i a x)^2-\frac {i B (a+i a x)^3}{a}\right ) \, dx,x,\tan (e+f x)\right )}{f} \\ & = -\frac {a^3 (i A-B) c (1+i \tan (e+f x))^3}{3 f}-\frac {a^3 B c (1+i \tan (e+f x))^4}{4 f} \\ \end{align*}
Time = 3.28 (sec) , antiderivative size = 70, normalized size of antiderivative = 1.15 \[ \int (a+i a \tan (e+f x))^3 (A+B \tan (e+f x)) (c-i c \tan (e+f x)) \, dx=-\frac {a^3 c \left (3 B-12 A \tan (e+f x)+(-12 i A-6 B) \tan ^2(e+f x)+4 (A-2 i B) \tan ^3(e+f x)+3 B \tan ^4(e+f x)\right )}{12 f} \]
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Time = 0.15 (sec) , antiderivative size = 63, normalized size of antiderivative = 1.03
method | result | size |
derivativedivides | \(\frac {a^{3} c \left (-\frac {B \tan \left (f x +e \right )^{4}}{4}-\frac {\left (-2 i B +A \right ) \tan \left (f x +e \right )^{3}}{3}-\frac {\left (-2 i A -B \right ) \tan \left (f x +e \right )^{2}}{2}+A \tan \left (f x +e \right )\right )}{f}\) | \(63\) |
default | \(\frac {a^{3} c \left (-\frac {B \tan \left (f x +e \right )^{4}}{4}-\frac {\left (-2 i B +A \right ) \tan \left (f x +e \right )^{3}}{3}-\frac {\left (-2 i A -B \right ) \tan \left (f x +e \right )^{2}}{2}+A \tan \left (f x +e \right )\right )}{f}\) | \(63\) |
norman | \(\frac {a^{3} c A \tan \left (f x +e \right )}{f}-\frac {\left (-2 i B \,a^{3} c +a^{3} c A \right ) \tan \left (f x +e \right )^{3}}{3 f}+\frac {\left (2 i A \,a^{3} c +B \,a^{3} c \right ) \tan \left (f x +e \right )^{2}}{2 f}-\frac {B \,a^{3} c \tan \left (f x +e \right )^{4}}{4 f}\) | \(91\) |
parallelrisch | \(\frac {8 i B \tan \left (f x +e \right )^{3} a^{3} c -3 B \tan \left (f x +e \right )^{4} a^{3} c +12 i A \tan \left (f x +e \right )^{2} a^{3} c -4 A \tan \left (f x +e \right )^{3} a^{3} c +6 B \tan \left (f x +e \right )^{2} a^{3} c +12 A \tan \left (f x +e \right ) a^{3} c}{12 f}\) | \(97\) |
risch | \(\frac {4 a^{3} c \left (6 i A \,{\mathrm e}^{6 i \left (f x +e \right )}+6 B \,{\mathrm e}^{6 i \left (f x +e \right )}+12 i A \,{\mathrm e}^{4 i \left (f x +e \right )}+6 B \,{\mathrm e}^{4 i \left (f x +e \right )}+8 i A \,{\mathrm e}^{2 i \left (f x +e \right )}+4 B \,{\mathrm e}^{2 i \left (f x +e \right )}+2 i A +B \right )}{3 f \left ({\mathrm e}^{2 i \left (f x +e \right )}+1\right )^{4}}\) | \(104\) |
parts | \(\frac {\left (2 i A \,a^{3} c +B \,a^{3} c \right ) \ln \left (1+\tan \left (f x +e \right )^{2}\right )}{2 f}+\frac {\left (2 i B \,a^{3} c -a^{3} c A \right ) \left (\frac {\tan \left (f x +e \right )^{3}}{3}-\tan \left (f x +e \right )+\arctan \left (\tan \left (f x +e \right )\right )\right )}{f}+a^{3} c A x +\frac {2 i A \,a^{3} c \left (\frac {\tan \left (f x +e \right )^{2}}{2}-\frac {\ln \left (1+\tan \left (f x +e \right )^{2}\right )}{2}\right )}{f}+\frac {2 i B \,a^{3} c \left (\tan \left (f x +e \right )-\arctan \left (\tan \left (f x +e \right )\right )\right )}{f}-\frac {B \,a^{3} c \left (\frac {\tan \left (f x +e \right )^{4}}{4}-\frac {\tan \left (f x +e \right )^{2}}{2}+\frac {\ln \left (1+\tan \left (f x +e \right )^{2}\right )}{2}\right )}{f}\) | \(192\) |
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Both result and optimal contain complex but leaf count of result is larger than twice the leaf count of optimal. 132 vs. \(2 (51) = 102\).
Time = 0.23 (sec) , antiderivative size = 132, normalized size of antiderivative = 2.16 \[ \int (a+i a \tan (e+f x))^3 (A+B \tan (e+f x)) (c-i c \tan (e+f x)) \, dx=-\frac {4 \, {\left (6 \, {\left (-i \, A - B\right )} a^{3} c e^{\left (6 i \, f x + 6 i \, e\right )} + 6 \, {\left (-2 i \, A - B\right )} a^{3} c e^{\left (4 i \, f x + 4 i \, e\right )} + 4 \, {\left (-2 i \, A - B\right )} a^{3} c e^{\left (2 i \, f x + 2 i \, e\right )} + {\left (-2 i \, A - B\right )} a^{3} c\right )}}{3 \, {\left (f e^{\left (8 i \, f x + 8 i \, e\right )} + 4 \, f e^{\left (6 i \, f x + 6 i \, e\right )} + 6 \, f e^{\left (4 i \, f x + 4 i \, e\right )} + 4 \, f e^{\left (2 i \, f x + 2 i \, e\right )} + f\right )}} \]
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Both result and optimal contain complex but leaf count of result is larger than twice the leaf count of optimal. 218 vs. \(2 (48) = 96\).
Time = 0.28 (sec) , antiderivative size = 218, normalized size of antiderivative = 3.57 \[ \int (a+i a \tan (e+f x))^3 (A+B \tan (e+f x)) (c-i c \tan (e+f x)) \, dx=\frac {8 i A a^{3} c + 4 B a^{3} c + \left (32 i A a^{3} c e^{2 i e} + 16 B a^{3} c e^{2 i e}\right ) e^{2 i f x} + \left (48 i A a^{3} c e^{4 i e} + 24 B a^{3} c e^{4 i e}\right ) e^{4 i f x} + \left (24 i A a^{3} c e^{6 i e} + 24 B a^{3} c e^{6 i e}\right ) e^{6 i f x}}{3 f e^{8 i e} e^{8 i f x} + 12 f e^{6 i e} e^{6 i f x} + 18 f e^{4 i e} e^{4 i f x} + 12 f e^{2 i e} e^{2 i f x} + 3 f} \]
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Time = 0.31 (sec) , antiderivative size = 72, normalized size of antiderivative = 1.18 \[ \int (a+i a \tan (e+f x))^3 (A+B \tan (e+f x)) (c-i c \tan (e+f x)) \, dx=-\frac {3 \, B a^{3} c \tan \left (f x + e\right )^{4} + 4 \, {\left (A - 2 i \, B\right )} a^{3} c \tan \left (f x + e\right )^{3} - 6 \, {\left (2 i \, A + B\right )} a^{3} c \tan \left (f x + e\right )^{2} - 12 \, A a^{3} c \tan \left (f x + e\right )}{12 \, f} \]
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Both result and optimal contain complex but leaf count of result is larger than twice the leaf count of optimal. 164 vs. \(2 (51) = 102\).
Time = 0.54 (sec) , antiderivative size = 164, normalized size of antiderivative = 2.69 \[ \int (a+i a \tan (e+f x))^3 (A+B \tan (e+f x)) (c-i c \tan (e+f x)) \, dx=-\frac {4 \, {\left (-6 i \, A a^{3} c e^{\left (6 i \, f x + 6 i \, e\right )} - 6 \, B a^{3} c e^{\left (6 i \, f x + 6 i \, e\right )} - 12 i \, A a^{3} c e^{\left (4 i \, f x + 4 i \, e\right )} - 6 \, B a^{3} c e^{\left (4 i \, f x + 4 i \, e\right )} - 8 i \, A a^{3} c e^{\left (2 i \, f x + 2 i \, e\right )} - 4 \, B a^{3} c e^{\left (2 i \, f x + 2 i \, e\right )} - 2 i \, A a^{3} c - B a^{3} c\right )}}{3 \, {\left (f e^{\left (8 i \, f x + 8 i \, e\right )} + 4 \, f e^{\left (6 i \, f x + 6 i \, e\right )} + 6 \, f e^{\left (4 i \, f x + 4 i \, e\right )} + 4 \, f e^{\left (2 i \, f x + 2 i \, e\right )} + f\right )}} \]
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Time = 8.34 (sec) , antiderivative size = 72, normalized size of antiderivative = 1.18 \[ \int (a+i a \tan (e+f x))^3 (A+B \tan (e+f x)) (c-i c \tan (e+f x)) \, dx=\frac {-\frac {B\,c\,a^3\,{\mathrm {tan}\left (e+f\,x\right )}^4}{4}-\frac {c\,\left (A-B\,2{}\mathrm {i}\right )\,a^3\,{\mathrm {tan}\left (e+f\,x\right )}^3}{3}+\frac {c\,\left (B+A\,2{}\mathrm {i}\right )\,a^3\,{\mathrm {tan}\left (e+f\,x\right )}^2}{2}+A\,c\,a^3\,\mathrm {tan}\left (e+f\,x\right )}{f} \]
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