Optimal. Leaf size=294 \[ \frac{3 d (c+d x) e^{-2 i e-2 i f x}}{16 a^3 f^2}+\frac{3 d (c+d x) e^{-4 i e-4 i f x}}{64 a^3 f^2}+\frac{d (c+d x) e^{-6 i e-6 i f x}}{144 a^3 f^2}+\frac{3 i (c+d x)^2 e^{-2 i e-2 i f x}}{16 a^3 f}+\frac{3 i (c+d x)^2 e^{-4 i e-4 i f x}}{32 a^3 f}+\frac{i (c+d x)^2 e^{-6 i e-6 i f x}}{48 a^3 f}+\frac{(c+d x)^3}{24 a^3 d}-\frac{3 i d^2 e^{-2 i e-2 i f x}}{32 a^3 f^3}-\frac{3 i d^2 e^{-4 i e-4 i f x}}{256 a^3 f^3}-\frac{i d^2 e^{-6 i e-6 i f x}}{864 a^3 f^3} \]
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Rubi [A] time = 0.265228, antiderivative size = 294, normalized size of antiderivative = 1., number of steps used = 11, number of rules used = 3, integrand size = 23, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.13, Rules used = {3729, 2176, 2194} \[ \frac{3 d (c+d x) e^{-2 i e-2 i f x}}{16 a^3 f^2}+\frac{3 d (c+d x) e^{-4 i e-4 i f x}}{64 a^3 f^2}+\frac{d (c+d x) e^{-6 i e-6 i f x}}{144 a^3 f^2}+\frac{3 i (c+d x)^2 e^{-2 i e-2 i f x}}{16 a^3 f}+\frac{3 i (c+d x)^2 e^{-4 i e-4 i f x}}{32 a^3 f}+\frac{i (c+d x)^2 e^{-6 i e-6 i f x}}{48 a^3 f}+\frac{(c+d x)^3}{24 a^3 d}-\frac{3 i d^2 e^{-2 i e-2 i f x}}{32 a^3 f^3}-\frac{3 i d^2 e^{-4 i e-4 i f x}}{256 a^3 f^3}-\frac{i d^2 e^{-6 i e-6 i f x}}{864 a^3 f^3} \]
Antiderivative was successfully verified.
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Rule 3729
Rule 2176
Rule 2194
Rubi steps
\begin{align*} \int \frac{(c+d x)^2}{(a+i a \tan (e+f x))^3} \, dx &=\int \left (\frac{(c+d x)^2}{8 a^3}+\frac{3 e^{-2 i e-2 i f x} (c+d x)^2}{8 a^3}+\frac{3 e^{-4 i e-4 i f x} (c+d x)^2}{8 a^3}+\frac{e^{-6 i e-6 i f x} (c+d x)^2}{8 a^3}\right ) \, dx\\ &=\frac{(c+d x)^3}{24 a^3 d}+\frac{\int e^{-6 i e-6 i f x} (c+d x)^2 \, dx}{8 a^3}+\frac{3 \int e^{-2 i e-2 i f x} (c+d x)^2 \, dx}{8 a^3}+\frac{3 \int e^{-4 i e-4 i f x} (c+d x)^2 \, dx}{8 a^3}\\ &=\frac{3 i e^{-2 i e-2 i f x} (c+d x)^2}{16 a^3 f}+\frac{3 i e^{-4 i e-4 i f x} (c+d x)^2}{32 a^3 f}+\frac{i e^{-6 i e-6 i f x} (c+d x)^2}{48 a^3 f}+\frac{(c+d x)^3}{24 a^3 d}-\frac{(i d) \int e^{-6 i e-6 i f x} (c+d x) \, dx}{24 a^3 f}-\frac{(3 i d) \int e^{-4 i e-4 i f x} (c+d x) \, dx}{16 a^3 f}-\frac{(3 i d) \int e^{-2 i e-2 i f x} (c+d x) \, dx}{8 a^3 f}\\ &=\frac{3 d e^{-2 i e-2 i f x} (c+d x)}{16 a^3 f^2}+\frac{3 d e^{-4 i e-4 i f x} (c+d x)}{64 a^3 f^2}+\frac{d e^{-6 i e-6 i f x} (c+d x)}{144 a^3 f^2}+\frac{3 i e^{-2 i e-2 i f x} (c+d x)^2}{16 a^3 f}+\frac{3 i e^{-4 i e-4 i f x} (c+d x)^2}{32 a^3 f}+\frac{i e^{-6 i e-6 i f x} (c+d x)^2}{48 a^3 f}+\frac{(c+d x)^3}{24 a^3 d}-\frac{d^2 \int e^{-6 i e-6 i f x} \, dx}{144 a^3 f^2}-\frac{\left (3 d^2\right ) \int e^{-4 i e-4 i f x} \, dx}{64 a^3 f^2}-\frac{\left (3 d^2\right ) \int e^{-2 i e-2 i f x} \, dx}{16 a^3 f^2}\\ &=-\frac{3 i d^2 e^{-2 i e-2 i f x}}{32 a^3 f^3}-\frac{3 i d^2 e^{-4 i e-4 i f x}}{256 a^3 f^3}-\frac{i d^2 e^{-6 i e-6 i f x}}{864 a^3 f^3}+\frac{3 d e^{-2 i e-2 i f x} (c+d x)}{16 a^3 f^2}+\frac{3 d e^{-4 i e-4 i f x} (c+d x)}{64 a^3 f^2}+\frac{d e^{-6 i e-6 i f x} (c+d x)}{144 a^3 f^2}+\frac{3 i e^{-2 i e-2 i f x} (c+d x)^2}{16 a^3 f}+\frac{3 i e^{-4 i e-4 i f x} (c+d x)^2}{32 a^3 f}+\frac{i e^{-6 i e-6 i f x} (c+d x)^2}{48 a^3 f}+\frac{(c+d x)^3}{24 a^3 d}\\ \end{align*}
Mathematica [A] time = 1.46337, size = 405, normalized size = 1.38 \[ \frac{i \sec ^3(e+f x) \left (81 \left (24 i c^2 f^2+4 c d f (5+12 i f x)+d^2 \left (24 i f^2 x^2+20 f x-9 i\right )\right ) \cos (e+f x)+8 \left (18 c^2 f^2 (6 f x+i)+6 c d f \left (18 f^2 x^2+6 i f x+1\right )+d^2 \left (36 f^3 x^3+18 i f^2 x^2+6 f x-i\right )\right ) \cos (3 (e+f x))+864 i c^2 f^3 x \sin (3 (e+f x))-648 c^2 f^2 \sin (e+f x)+144 c^2 f^2 \sin (3 (e+f x))+864 i c d f^3 x^2 \sin (3 (e+f x))-1296 c d f^2 x \sin (e+f x)+288 c d f^2 x \sin (3 (e+f x))+972 i c d f \sin (e+f x)-48 i c d f \sin (3 (e+f x))+288 i d^2 f^3 x^3 \sin (3 (e+f x))-648 d^2 f^2 x^2 \sin (e+f x)+144 d^2 f^2 x^2 \sin (3 (e+f x))+972 i d^2 f x \sin (e+f x)-48 i d^2 f x \sin (3 (e+f x))+567 d^2 \sin (e+f x)-8 d^2 \sin (3 (e+f x))\right )}{6912 a^3 f^3 (\tan (e+f x)-i)^3} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.321, size = 227, normalized size = 0.8 \begin{align*}{\frac{{d}^{2}{x}^{3}}{24\,{a}^{3}}}+{\frac{cd{x}^{2}}{8\,{a}^{3}}}+{\frac{{c}^{2}x}{8\,{a}^{3}}}+{\frac{{\frac{3\,i}{32}} \left ( 2\,{d}^{2}{x}^{2}{f}^{2}-2\,i{d}^{2}fx+4\,cd{f}^{2}x-2\,icdf+2\,{c}^{2}{f}^{2}-{d}^{2} \right ){{\rm e}^{-2\,i \left ( fx+e \right ) }}}{{a}^{3}{f}^{3}}}+{\frac{{\frac{3\,i}{256}} \left ( 8\,{d}^{2}{x}^{2}{f}^{2}-4\,i{d}^{2}fx+16\,cd{f}^{2}x-4\,icdf+8\,{c}^{2}{f}^{2}-{d}^{2} \right ){{\rm e}^{-4\,i \left ( fx+e \right ) }}}{{a}^{3}{f}^{3}}}+{\frac{{\frac{i}{864}} \left ( 18\,{d}^{2}{x}^{2}{f}^{2}-6\,i{d}^{2}fx+36\,cd{f}^{2}x-6\,icdf+18\,{c}^{2}{f}^{2}-{d}^{2} \right ){{\rm e}^{-6\,i \left ( fx+e \right ) }}}{{a}^{3}{f}^{3}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F(-2)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Exception raised: RuntimeError} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.591, size = 581, normalized size = 1.98 \begin{align*} \frac{{\left (144 i \, d^{2} f^{2} x^{2} + 144 i \, c^{2} f^{2} + 48 \, c d f - 8 i \, d^{2} +{\left (288 i \, c d f^{2} + 48 \, d^{2} f\right )} x + 288 \,{\left (d^{2} f^{3} x^{3} + 3 \, c d f^{3} x^{2} + 3 \, c^{2} f^{3} x\right )} e^{\left (6 i \, f x + 6 i \, e\right )} +{\left (1296 i \, d^{2} f^{2} x^{2} + 1296 i \, c^{2} f^{2} + 1296 \, c d f - 648 i \, d^{2} +{\left (2592 i \, c d f^{2} + 1296 \, d^{2} f\right )} x\right )} e^{\left (4 i \, f x + 4 i \, e\right )} +{\left (648 i \, d^{2} f^{2} x^{2} + 648 i \, c^{2} f^{2} + 324 \, c d f - 81 i \, d^{2} +{\left (1296 i \, c d f^{2} + 324 \, d^{2} f\right )} x\right )} e^{\left (2 i \, f x + 2 i \, e\right )}\right )} e^{\left (-6 i \, f x - 6 i \, e\right )}}{6912 \, a^{3} f^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 2.21763, size = 590, normalized size = 2.01 \begin{align*} \begin{cases} \frac{\left (\left (147456 i a^{24} c^{2} f^{17} e^{30 i e} + 294912 i a^{24} c d f^{17} x e^{30 i e} + 49152 a^{24} c d f^{16} e^{30 i e} + 147456 i a^{24} d^{2} f^{17} x^{2} e^{30 i e} + 49152 a^{24} d^{2} f^{16} x e^{30 i e} - 8192 i a^{24} d^{2} f^{15} e^{30 i e}\right ) e^{- 6 i f x} + \left (663552 i a^{24} c^{2} f^{17} e^{32 i e} + 1327104 i a^{24} c d f^{17} x e^{32 i e} + 331776 a^{24} c d f^{16} e^{32 i e} + 663552 i a^{24} d^{2} f^{17} x^{2} e^{32 i e} + 331776 a^{24} d^{2} f^{16} x e^{32 i e} - 82944 i a^{24} d^{2} f^{15} e^{32 i e}\right ) e^{- 4 i f x} + \left (1327104 i a^{24} c^{2} f^{17} e^{34 i e} + 2654208 i a^{24} c d f^{17} x e^{34 i e} + 1327104 a^{24} c d f^{16} e^{34 i e} + 1327104 i a^{24} d^{2} f^{17} x^{2} e^{34 i e} + 1327104 a^{24} d^{2} f^{16} x e^{34 i e} - 663552 i a^{24} d^{2} f^{15} e^{34 i e}\right ) e^{- 2 i f x}\right ) e^{- 36 i e}}{7077888 a^{27} f^{18}} & \text{for}\: 7077888 a^{27} f^{18} e^{36 i e} \neq 0 \\\frac{x^{3} \left (3 d^{2} e^{4 i e} + 3 d^{2} e^{2 i e} + d^{2}\right ) e^{- 6 i e}}{24 a^{3}} + \frac{x^{2} \left (3 c d e^{4 i e} + 3 c d e^{2 i e} + c d\right ) e^{- 6 i e}}{8 a^{3}} + \frac{x \left (3 c^{2} e^{4 i e} + 3 c^{2} e^{2 i e} + c^{2}\right ) e^{- 6 i e}}{8 a^{3}} & \text{otherwise} \end{cases} + \frac{c^{2} x}{8 a^{3}} + \frac{c d x^{2}}{8 a^{3}} + \frac{d^{2} x^{3}}{24 a^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.27947, size = 447, normalized size = 1.52 \begin{align*} \frac{{\left (288 \, d^{2} f^{3} x^{3} e^{\left (6 i \, f x + 6 i \, e\right )} + 864 \, c d f^{3} x^{2} e^{\left (6 i \, f x + 6 i \, e\right )} + 864 \, c^{2} f^{3} x e^{\left (6 i \, f x + 6 i \, e\right )} + 1296 i \, d^{2} f^{2} x^{2} e^{\left (4 i \, f x + 4 i \, e\right )} + 648 i \, d^{2} f^{2} x^{2} e^{\left (2 i \, f x + 2 i \, e\right )} + 144 i \, d^{2} f^{2} x^{2} + 2592 i \, c d f^{2} x e^{\left (4 i \, f x + 4 i \, e\right )} + 1296 i \, c d f^{2} x e^{\left (2 i \, f x + 2 i \, e\right )} + 288 i \, c d f^{2} x + 1296 i \, c^{2} f^{2} e^{\left (4 i \, f x + 4 i \, e\right )} + 1296 \, d^{2} f x e^{\left (4 i \, f x + 4 i \, e\right )} + 648 i \, c^{2} f^{2} e^{\left (2 i \, f x + 2 i \, e\right )} + 324 \, d^{2} f x e^{\left (2 i \, f x + 2 i \, e\right )} + 144 i \, c^{2} f^{2} + 48 \, d^{2} f x + 1296 \, c d f e^{\left (4 i \, f x + 4 i \, e\right )} + 324 \, c d f e^{\left (2 i \, f x + 2 i \, e\right )} + 48 \, c d f - 648 i \, d^{2} e^{\left (4 i \, f x + 4 i \, e\right )} - 81 i \, d^{2} e^{\left (2 i \, f x + 2 i \, e\right )} - 8 i \, d^{2}\right )} e^{\left (-6 i \, f x - 6 i \, e\right )}}{6912 \, a^{3} f^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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