Optimal. Leaf size=60 \[ \frac {4 i a^2 \sqrt {c-i c \tan (e+f x)}}{f}-\frac {2 i a^2 (c-i c \tan (e+f x))^{3/2}}{3 c f} \]
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Rubi [A]
time = 0.10, antiderivative size = 60, normalized size of antiderivative = 1.00, number of steps
used = 4, number of rules used = 3, integrand size = 33, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.091, Rules used = {3603, 3568, 45}
\begin {gather*} \frac {4 i a^2 \sqrt {c-i c \tan (e+f x)}}{f}-\frac {2 i a^2 (c-i c \tan (e+f x))^{3/2}}{3 c f} \end {gather*}
Antiderivative was successfully verified.
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Rule 45
Rule 3568
Rule 3603
Rubi steps
\begin {align*} \int (a+i a \tan (e+f x))^2 \sqrt {c-i c \tan (e+f x)} \, dx &=\left (a^2 c^2\right ) \int \frac {\sec ^4(e+f x)}{(c-i c \tan (e+f x))^{3/2}} \, dx\\ &=\frac {\left (i a^2\right ) \text {Subst}\left (\int \frac {c-x}{\sqrt {c+x}} \, dx,x,-i c \tan (e+f x)\right )}{c f}\\ &=\frac {\left (i a^2\right ) \text {Subst}\left (\int \left (\frac {2 c}{\sqrt {c+x}}-\sqrt {c+x}\right ) \, dx,x,-i c \tan (e+f x)\right )}{c f}\\ &=\frac {4 i a^2 \sqrt {c-i c \tan (e+f x)}}{f}-\frac {2 i a^2 (c-i c \tan (e+f x))^{3/2}}{3 c f}\\ \end {align*}
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Mathematica [A]
time = 0.92, size = 37, normalized size = 0.62 \begin {gather*} -\frac {2 a^2 (-5 i+\tan (e+f x)) \sqrt {c-i c \tan (e+f x)}}{3 f} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.23, size = 47, normalized size = 0.78
method | result | size |
derivativedivides | \(-\frac {2 i a^{2} \left (\frac {\left (c -i c \tan \left (f x +e \right )\right )^{\frac {3}{2}}}{3}-2 c \sqrt {c -i c \tan \left (f x +e \right )}\right )}{f c}\) | \(47\) |
default | \(-\frac {2 i a^{2} \left (\frac {\left (c -i c \tan \left (f x +e \right )\right )^{\frac {3}{2}}}{3}-2 c \sqrt {c -i c \tan \left (f x +e \right )}\right )}{f c}\) | \(47\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.28, size = 47, normalized size = 0.78 \begin {gather*} -\frac {2 i \, {\left ({\left (-i \, c \tan \left (f x + e\right ) + c\right )}^{\frac {3}{2}} a^{2} - 6 \, \sqrt {-i \, c \tan \left (f x + e\right ) + c} a^{2} c\right )}}{3 \, c f} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 1.36, size = 60, normalized size = 1.00 \begin {gather*} -\frac {4 \, \sqrt {2} {\left (-3 i \, a^{2} e^{\left (2 i \, f x + 2 i \, e\right )} - 2 i \, a^{2}\right )} \sqrt {\frac {c}{e^{\left (2 i \, f x + 2 i \, e\right )} + 1}}}{3 \, {\left (f e^{\left (2 i \, f x + 2 i \, e\right )} + f\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} - a^{2} \left (\int \sqrt {- i c \tan {\left (e + f x \right )} + c} \tan ^{2}{\left (e + f x \right )}\, dx + \int \left (- 2 i \sqrt {- i c \tan {\left (e + f x \right )} + c} \tan {\left (e + f x \right )}\right )\, dx + \int \left (- \sqrt {- i c \tan {\left (e + f x \right )} + c}\right )\, dx\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 4.79, size = 87, normalized size = 1.45 \begin {gather*} \frac {2\,a^2\,\sqrt {\frac {c\,\left (\cos \left (2\,e+2\,f\,x\right )+1-\sin \left (2\,e+2\,f\,x\right )\,1{}\mathrm {i}\right )}{\cos \left (2\,e+2\,f\,x\right )+1}}\,\left (\cos \left (2\,e+2\,f\,x\right )\,5{}\mathrm {i}-\sin \left (2\,e+2\,f\,x\right )+5{}\mathrm {i}\right )}{3\,f\,\left (\cos \left (2\,e+2\,f\,x\right )+1\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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