Integrand size = 24, antiderivative size = 69 \[ \int \sec (c+d x) (a+i a \tan (c+d x))^{3/2} \, dx=\frac {8 i a^2 \sec (c+d x)}{3 d \sqrt {a+i a \tan (c+d x)}}+\frac {2 i a \sec (c+d x) \sqrt {a+i a \tan (c+d x)}}{3 d} \]
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Time = 0.09 (sec) , antiderivative size = 69, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.083, Rules used = {3575, 3574} \[ \int \sec (c+d x) (a+i a \tan (c+d x))^{3/2} \, dx=\frac {8 i a^2 \sec (c+d x)}{3 d \sqrt {a+i a \tan (c+d x)}}+\frac {2 i a \sec (c+d x) \sqrt {a+i a \tan (c+d x)}}{3 d} \]
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Rule 3574
Rule 3575
Rubi steps \begin{align*} \text {integral}& = \frac {2 i a \sec (c+d x) \sqrt {a+i a \tan (c+d x)}}{3 d}+\frac {1}{3} (4 a) \int \sec (c+d x) \sqrt {a+i a \tan (c+d x)} \, dx \\ & = \frac {8 i a^2 \sec (c+d x)}{3 d \sqrt {a+i a \tan (c+d x)}}+\frac {2 i a \sec (c+d x) \sqrt {a+i a \tan (c+d x)}}{3 d} \\ \end{align*}
Time = 0.43 (sec) , antiderivative size = 57, normalized size of antiderivative = 0.83 \[ \int \sec (c+d x) (a+i a \tan (c+d x))^{3/2} \, dx=-\frac {2 a (\cos (c)-i \sin (c)) (\cos (d x)-i \sin (d x)) (-5 i+\tan (c+d x)) \sqrt {a+i a \tan (c+d x)}}{3 d} \]
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Time = 6.76 (sec) , antiderivative size = 80, normalized size of antiderivative = 1.16
method | result | size |
default | \(\frac {2 i a \sqrt {a \left (1+i \tan \left (d x +c \right )\right )}\, \left (8 \left (\sin ^{2}\left (d x +c \right )\right ) \cos \left (d x +c \right )-4 i \sin \left (d x +c \right )+8 \left (\cos ^{3}\left (d x +c \right )\right )+\sin \left (d x +c \right ) \tan \left (d x +c \right )-3 \cos \left (d x +c \right )\right )}{3 d}\) | \(80\) |
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none
Time = 0.26 (sec) , antiderivative size = 53, normalized size of antiderivative = 0.77 \[ \int \sec (c+d x) (a+i a \tan (c+d x))^{3/2} \, dx=-\frac {4 \, \sqrt {2} {\left (-3 i \, a e^{\left (2 i \, d x + 2 i \, c\right )} - 2 i \, a\right )} \sqrt {\frac {a}{e^{\left (2 i \, d x + 2 i \, c\right )} + 1}}}{3 \, {\left (d e^{\left (2 i \, d x + 2 i \, c\right )} + d\right )}} \]
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\[ \int \sec (c+d x) (a+i a \tan (c+d x))^{3/2} \, dx=\int \left (i a \left (\tan {\left (c + d x \right )} - i\right )\right )^{\frac {3}{2}} \sec {\left (c + d x \right )}\, dx \]
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\[ \int \sec (c+d x) (a+i a \tan (c+d x))^{3/2} \, dx=\int { {\left (i \, a \tan \left (d x + c\right ) + a\right )}^{\frac {3}{2}} \sec \left (d x + c\right ) \,d x } \]
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\[ \int \sec (c+d x) (a+i a \tan (c+d x))^{3/2} \, dx=\int { {\left (i \, a \tan \left (d x + c\right ) + a\right )}^{\frac {3}{2}} \sec \left (d x + c\right ) \,d x } \]
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Time = 5.45 (sec) , antiderivative size = 98, normalized size of antiderivative = 1.42 \[ \int \sec (c+d x) (a+i a \tan (c+d x))^{3/2} \, dx=\frac {2\,a\,\sqrt {\frac {a\,\left (2\,{\cos \left (c+d\,x\right )}^2+\sin \left (2\,c+2\,d\,x\right )\,1{}\mathrm {i}\right )}{2\,{\cos \left (c+d\,x\right )}^2}}\,\left ({\cos \left (\frac {c}{2}+\frac {d\,x}{2}\right )}^2\,8{}\mathrm {i}+{\cos \left (\frac {3\,c}{2}+\frac {3\,d\,x}{2}\right )}^2\,2{}\mathrm {i}+\sin \left (c+d\,x\right )+\sin \left (3\,c+3\,d\,x\right )-5{}\mathrm {i}\right )}{3\,d\,{\cos \left (c+d\,x\right )}^2} \]
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