Integrand size = 34, antiderivative size = 145 \[ \int \frac {\tan ^2(c+d x) (A+B \tan (c+d x))}{(a+i a \tan (c+d x))^4} \, dx=-\frac {(A-i B) x}{16 a^4}+\frac {i A+5 B}{16 a^4 d (1+i \tan (c+d x))^2}-\frac {i A+B}{16 a^4 d (1+i \tan (c+d x))}+\frac {(i A-B) \tan ^2(c+d x)}{8 d (a+i a \tan (c+d x))^4}-\frac {B}{6 a d (a+i a \tan (c+d x))^3} \]
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Time = 0.32 (sec) , antiderivative size = 145, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 5, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.147, Rules used = {3676, 3671, 3607, 3560, 8} \[ \int \frac {\tan ^2(c+d x) (A+B \tan (c+d x))}{(a+i a \tan (c+d x))^4} \, dx=-\frac {B+i A}{16 a^4 d (1+i \tan (c+d x))}+\frac {5 B+i A}{16 a^4 d (1+i \tan (c+d x))^2}-\frac {x (A-i B)}{16 a^4}+\frac {(-B+i A) \tan ^2(c+d x)}{8 d (a+i a \tan (c+d x))^4}-\frac {B}{6 a d (a+i a \tan (c+d x))^3} \]
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Rule 8
Rule 3560
Rule 3607
Rule 3671
Rule 3676
Rubi steps \begin{align*} \text {integral}& = \frac {(i A-B) \tan ^2(c+d x)}{8 d (a+i a \tan (c+d x))^4}-\frac {\int \frac {\tan (c+d x) (2 a (i A-B)-2 a (A-3 i B) \tan (c+d x))}{(a+i a \tan (c+d x))^3} \, dx}{8 a^2} \\ & = \frac {(i A-B) \tan ^2(c+d x)}{8 d (a+i a \tan (c+d x))^4}-\frac {B}{6 a d (a+i a \tan (c+d x))^3}+\frac {i \int \frac {-8 a^2 B-4 a^2 (A-3 i B) \tan (c+d x)}{(a+i a \tan (c+d x))^2} \, dx}{16 a^4} \\ & = \frac {i A+5 B}{16 a^4 d (1+i \tan (c+d x))^2}+\frac {(i A-B) \tan ^2(c+d x)}{8 d (a+i a \tan (c+d x))^4}-\frac {B}{6 a d (a+i a \tan (c+d x))^3}-\frac {(A-i B) \int \frac {1}{a+i a \tan (c+d x)} \, dx}{8 a^3} \\ & = \frac {i A+5 B}{16 a^4 d (1+i \tan (c+d x))^2}+\frac {(i A-B) \tan ^2(c+d x)}{8 d (a+i a \tan (c+d x))^4}-\frac {B}{6 a d (a+i a \tan (c+d x))^3}-\frac {i A+B}{16 d \left (a^4+i a^4 \tan (c+d x)\right )}-\frac {(A-i B) \int 1 \, dx}{16 a^4} \\ & = -\frac {(A-i B) x}{16 a^4}+\frac {i A+5 B}{16 a^4 d (1+i \tan (c+d x))^2}+\frac {(i A-B) \tan ^2(c+d x)}{8 d (a+i a \tan (c+d x))^4}-\frac {B}{6 a d (a+i a \tan (c+d x))^3}-\frac {i A+B}{16 d \left (a^4+i a^4 \tan (c+d x)\right )} \\ \end{align*}
Time = 1.63 (sec) , antiderivative size = 144, normalized size of antiderivative = 0.99 \[ \int \frac {\tan ^2(c+d x) (A+B \tan (c+d x))}{(a+i a \tan (c+d x))^4} \, dx=-\frac {(\cos (4 (c+d x))-i \sin (4 (c+d x))) (-12 i A-16 B \cos (2 (c+d x))+3 (i A-B+8 A d x-8 i B d x) \cos (4 (c+d x))-32 i B \sin (2 (c+d x))+3 A \sin (4 (c+d x))+3 i B \sin (4 (c+d x))+24 i A d x \sin (4 (c+d x))+24 B d x \sin (4 (c+d x)))}{384 a^4 d} \]
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Time = 0.11 (sec) , antiderivative size = 109, normalized size of antiderivative = 0.75
method | result | size |
risch | \(\frac {i x B}{16 a^{4}}-\frac {x A}{16 a^{4}}+\frac {{\mathrm e}^{-2 i \left (d x +c \right )} B}{16 d \,a^{4}}+\frac {i {\mathrm e}^{-4 i \left (d x +c \right )} A}{32 d \,a^{4}}-\frac {{\mathrm e}^{-6 i \left (d x +c \right )} B}{48 d \,a^{4}}+\frac {{\mathrm e}^{-8 i \left (d x +c \right )} B}{128 d \,a^{4}}-\frac {i {\mathrm e}^{-8 i \left (d x +c \right )} A}{128 d \,a^{4}}\) | \(109\) |
derivativedivides | \(-\frac {i A}{8 d \,a^{4} \left (\tan \left (d x +c \right )-i\right )^{4}}-\frac {A \arctan \left (\tan \left (d x +c \right )\right )}{16 d \,a^{4}}+\frac {i B \arctan \left (\tan \left (d x +c \right )\right )}{16 d \,a^{4}}-\frac {A}{4 d \,a^{4} \left (\tan \left (d x +c \right )-i\right )^{3}}+\frac {i B}{16 d \,a^{4} \left (\tan \left (d x +c \right )-i\right )}+\frac {i A}{16 d \,a^{4} \left (\tan \left (d x +c \right )-i\right )^{2}}-\frac {7 B}{16 d \,a^{4} \left (\tan \left (d x +c \right )-i\right )^{2}}-\frac {A}{16 d \,a^{4} \left (\tan \left (d x +c \right )-i\right )}-\frac {5 i B}{12 d \,a^{4} \left (\tan \left (d x +c \right )-i\right )^{3}}+\frac {B}{8 d \,a^{4} \left (\tan \left (d x +c \right )-i\right )^{4}}\) | \(199\) |
default | \(-\frac {i A}{8 d \,a^{4} \left (\tan \left (d x +c \right )-i\right )^{4}}-\frac {A \arctan \left (\tan \left (d x +c \right )\right )}{16 d \,a^{4}}+\frac {i B \arctan \left (\tan \left (d x +c \right )\right )}{16 d \,a^{4}}-\frac {A}{4 d \,a^{4} \left (\tan \left (d x +c \right )-i\right )^{3}}+\frac {i B}{16 d \,a^{4} \left (\tan \left (d x +c \right )-i\right )}+\frac {i A}{16 d \,a^{4} \left (\tan \left (d x +c \right )-i\right )^{2}}-\frac {7 B}{16 d \,a^{4} \left (\tan \left (d x +c \right )-i\right )^{2}}-\frac {A}{16 d \,a^{4} \left (\tan \left (d x +c \right )-i\right )}-\frac {5 i B}{12 d \,a^{4} \left (\tan \left (d x +c \right )-i\right )^{3}}+\frac {B}{8 d \,a^{4} \left (\tan \left (d x +c \right )-i\right )^{4}}\) | \(199\) |
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Time = 0.23 (sec) , antiderivative size = 78, normalized size of antiderivative = 0.54 \[ \int \frac {\tan ^2(c+d x) (A+B \tan (c+d x))}{(a+i a \tan (c+d x))^4} \, dx=-\frac {{\left (24 \, {\left (A - i \, B\right )} d x e^{\left (8 i \, d x + 8 i \, c\right )} - 24 \, B e^{\left (6 i \, d x + 6 i \, c\right )} - 12 i \, A e^{\left (4 i \, d x + 4 i \, c\right )} + 8 \, B e^{\left (2 i \, d x + 2 i \, c\right )} + 3 i \, A - 3 \, B\right )} e^{\left (-8 i \, d x - 8 i \, c\right )}}{384 \, a^{4} d} \]
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Time = 0.49 (sec) , antiderivative size = 241, normalized size of antiderivative = 1.66 \[ \int \frac {\tan ^2(c+d x) (A+B \tan (c+d x))}{(a+i a \tan (c+d x))^4} \, dx=\begin {cases} \frac {\left (98304 i A a^{12} d^{3} e^{16 i c} e^{- 4 i d x} + 196608 B a^{12} d^{3} e^{18 i c} e^{- 2 i d x} - 65536 B a^{12} d^{3} e^{14 i c} e^{- 6 i d x} + \left (- 24576 i A a^{12} d^{3} e^{12 i c} + 24576 B a^{12} d^{3} e^{12 i c}\right ) e^{- 8 i d x}\right ) e^{- 20 i c}}{3145728 a^{16} d^{4}} & \text {for}\: a^{16} d^{4} e^{20 i c} \neq 0 \\x \left (- \frac {- A + i B}{16 a^{4}} + \frac {\left (- A e^{8 i c} + 2 A e^{4 i c} - A + i B e^{8 i c} - 2 i B e^{6 i c} + 2 i B e^{2 i c} - i B\right ) e^{- 8 i c}}{16 a^{4}}\right ) & \text {otherwise} \end {cases} + \frac {x \left (- A + i B\right )}{16 a^{4}} \]
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Exception generated. \[ \int \frac {\tan ^2(c+d x) (A+B \tan (c+d x))}{(a+i a \tan (c+d x))^4} \, dx=\text {Exception raised: RuntimeError} \]
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Time = 0.77 (sec) , antiderivative size = 151, normalized size of antiderivative = 1.04 \[ \int \frac {\tan ^2(c+d x) (A+B \tan (c+d x))}{(a+i a \tan (c+d x))^4} \, dx=-\frac {\frac {12 \, {\left (i \, A + B\right )} \log \left (\tan \left (d x + c\right ) + i\right )}{a^{4}} + \frac {12 \, {\left (-i \, A - B\right )} \log \left (\tan \left (d x + c\right ) - i\right )}{a^{4}} + \frac {25 i \, A \tan \left (d x + c\right )^{4} + 25 \, B \tan \left (d x + c\right )^{4} + 124 \, A \tan \left (d x + c\right )^{3} - 124 i \, B \tan \left (d x + c\right )^{3} - 246 i \, A \tan \left (d x + c\right )^{2} - 54 \, B \tan \left (d x + c\right )^{2} - 124 \, A \tan \left (d x + c\right ) - 4 i \, B \tan \left (d x + c\right ) + 25 i \, A - 7 \, B}{a^{4} {\left (\tan \left (d x + c\right ) - i\right )}^{4}}}{384 \, d} \]
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Time = 7.61 (sec) , antiderivative size = 135, normalized size of antiderivative = 0.93 \[ \int \frac {\tan ^2(c+d x) (A+B \tan (c+d x))}{(a+i a \tan (c+d x))^4} \, dx=\frac {{\mathrm {tan}\left (c+d\,x\right )}^2\,\left (-\frac {B}{4\,a^4}+\frac {A\,1{}\mathrm {i}}{4\,a^4}\right )-{\mathrm {tan}\left (c+d\,x\right )}^3\,\left (\frac {A}{16\,a^4}-\frac {B\,1{}\mathrm {i}}{16\,a^4}\right )+\frac {B}{12\,a^4}+\mathrm {tan}\left (c+d\,x\right )\,\left (\frac {A}{16\,a^4}+\frac {B\,13{}\mathrm {i}}{48\,a^4}\right )}{d\,\left ({\mathrm {tan}\left (c+d\,x\right )}^4-{\mathrm {tan}\left (c+d\,x\right )}^3\,4{}\mathrm {i}-6\,{\mathrm {tan}\left (c+d\,x\right )}^2+\mathrm {tan}\left (c+d\,x\right )\,4{}\mathrm {i}+1\right )}+\frac {x\,\left (B+A\,1{}\mathrm {i}\right )\,1{}\mathrm {i}}{16\,a^4} \]
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