Integrand size = 26, antiderivative size = 29 \[ \int \sec ^2(c+d x) (a+i a \tan (c+d x))^{3/2} \, dx=-\frac {2 i (a+i a \tan (c+d x))^{5/2}}{5 a d} \]
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Time = 0.08 (sec) , antiderivative size = 29, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.077, Rules used = {3568, 32} \[ \int \sec ^2(c+d x) (a+i a \tan (c+d x))^{3/2} \, dx=-\frac {2 i (a+i a \tan (c+d x))^{5/2}}{5 a d} \]
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Rule 32
Rule 3568
Rubi steps \begin{align*} \text {integral}& = -\frac {i \text {Subst}\left (\int (a+x)^{3/2} \, dx,x,i a \tan (c+d x)\right )}{a d} \\ & = -\frac {2 i (a+i a \tan (c+d x))^{5/2}}{5 a d} \\ \end{align*}
Time = 0.09 (sec) , antiderivative size = 29, normalized size of antiderivative = 1.00 \[ \int \sec ^2(c+d x) (a+i a \tan (c+d x))^{3/2} \, dx=-\frac {2 i (a+i a \tan (c+d x))^{5/2}}{5 a d} \]
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Time = 1.00 (sec) , antiderivative size = 24, normalized size of antiderivative = 0.83
method | result | size |
derivativedivides | \(-\frac {2 i \left (a +i a \tan \left (d x +c \right )\right )^{\frac {5}{2}}}{5 a d}\) | \(24\) |
default | \(-\frac {2 i \left (a +i a \tan \left (d x +c \right )\right )^{\frac {5}{2}}}{5 a d}\) | \(24\) |
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Both result and optimal contain complex but leaf count of result is larger than twice the leaf count of optimal. 59 vs. \(2 (21) = 42\).
Time = 0.24 (sec) , antiderivative size = 59, normalized size of antiderivative = 2.03 \[ \int \sec ^2(c+d x) (a+i a \tan (c+d x))^{3/2} \, dx=-\frac {8 i \, \sqrt {2} a \sqrt {\frac {a}{e^{\left (2 i \, d x + 2 i \, c\right )} + 1}} e^{\left (5 i \, d x + 5 i \, c\right )}}{5 \, {\left (d e^{\left (4 i \, d x + 4 i \, c\right )} + 2 \, d e^{\left (2 i \, d x + 2 i \, c\right )} + d\right )}} \]
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\[ \int \sec ^2(c+d x) (a+i a \tan (c+d x))^{3/2} \, dx=\int \left (i a \left (\tan {\left (c + d x \right )} - i\right )\right )^{\frac {3}{2}} \sec ^{2}{\left (c + d x \right )}\, dx \]
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none
Time = 0.21 (sec) , antiderivative size = 21, normalized size of antiderivative = 0.72 \[ \int \sec ^2(c+d x) (a+i a \tan (c+d x))^{3/2} \, dx=-\frac {2 i \, {\left (i \, a \tan \left (d x + c\right ) + a\right )}^{\frac {5}{2}}}{5 \, a d} \]
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\[ \int \sec ^2(c+d x) (a+i a \tan (c+d x))^{3/2} \, dx=\int { {\left (i \, a \tan \left (d x + c\right ) + a\right )}^{\frac {3}{2}} \sec \left (d x + c\right )^{2} \,d x } \]
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Time = 1.52 (sec) , antiderivative size = 153, normalized size of antiderivative = 5.28 \[ \int \sec ^2(c+d x) (a+i a \tan (c+d x))^{3/2} \, dx=-\frac {4\,a\,\sqrt {\frac {a\,\left (\cos \left (2\,c+2\,d\,x\right )+1+\sin \left (2\,c+2\,d\,x\right )\,1{}\mathrm {i}\right )}{\cos \left (2\,c+2\,d\,x\right )+1}}\,\left (\cos \left (2\,c+2\,d\,x\right )\,7{}\mathrm {i}+\cos \left (4\,c+4\,d\,x\right )\,4{}\mathrm {i}+\cos \left (6\,c+6\,d\,x\right )\,1{}\mathrm {i}-5\,\sin \left (2\,c+2\,d\,x\right )-4\,\sin \left (4\,c+4\,d\,x\right )-\sin \left (6\,c+6\,d\,x\right )+4{}\mathrm {i}\right )}{5\,d\,\left (15\,\cos \left (2\,c+2\,d\,x\right )+6\,\cos \left (4\,c+4\,d\,x\right )+\cos \left (6\,c+6\,d\,x\right )+10\right )} \]
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