Optimal. Leaf size=100 \[ \frac{a^5 c^4 \tan ^7(e+f x)}{7 f}+\frac{3 a^5 c^4 \tan ^5(e+f x)}{5 f}+\frac{a^5 c^4 \tan ^3(e+f x)}{f}+\frac{a^5 c^4 \tan (e+f x)}{f}+\frac{i a^5 c^4 \sec ^8(e+f x)}{8 f} \]
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Rubi [A] time = 0.100032, antiderivative size = 100, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 3, integrand size = 31, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.097, Rules used = {3522, 3486, 3767} \[ \frac{a^5 c^4 \tan ^7(e+f x)}{7 f}+\frac{3 a^5 c^4 \tan ^5(e+f x)}{5 f}+\frac{a^5 c^4 \tan ^3(e+f x)}{f}+\frac{a^5 c^4 \tan (e+f x)}{f}+\frac{i a^5 c^4 \sec ^8(e+f x)}{8 f} \]
Antiderivative was successfully verified.
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Rule 3522
Rule 3486
Rule 3767
Rubi steps
\begin{align*} \int (a+i a \tan (e+f x))^5 (c-i c \tan (e+f x))^4 \, dx &=\left (a^4 c^4\right ) \int \sec ^8(e+f x) (a+i a \tan (e+f x)) \, dx\\ &=\frac{i a^5 c^4 \sec ^8(e+f x)}{8 f}+\left (a^5 c^4\right ) \int \sec ^8(e+f x) \, dx\\ &=\frac{i a^5 c^4 \sec ^8(e+f x)}{8 f}-\frac{\left (a^5 c^4\right ) \operatorname{Subst}\left (\int \left (1+3 x^2+3 x^4+x^6\right ) \, dx,x,-\tan (e+f x)\right )}{f}\\ &=\frac{i a^5 c^4 \sec ^8(e+f x)}{8 f}+\frac{a^5 c^4 \tan (e+f x)}{f}+\frac{a^5 c^4 \tan ^3(e+f x)}{f}+\frac{3 a^5 c^4 \tan ^5(e+f x)}{5 f}+\frac{a^5 c^4 \tan ^7(e+f x)}{7 f}\\ \end{align*}
Mathematica [A] time = 4.93492, size = 74, normalized size = 0.74 \[ \frac{a^5 c^4 \sec (e) \sec ^8(e+f x) (56 \sin (e+2 f x)+28 \sin (3 e+4 f x)+8 \sin (5 e+6 f x)+\sin (7 e+8 f x)-35 \sin (e)+35 i \cos (e))}{280 f} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.003, size = 90, normalized size = 0.9 \begin{align*}{\frac{{a}^{5}{c}^{4}}{f} \left ( \tan \left ( fx+e \right ) +{\frac{i}{8}} \left ( \tan \left ( fx+e \right ) \right ) ^{8}+{\frac{ \left ( \tan \left ( fx+e \right ) \right ) ^{7}}{7}}+{\frac{i}{2}} \left ( \tan \left ( fx+e \right ) \right ) ^{6}+{\frac{3\, \left ( \tan \left ( fx+e \right ) \right ) ^{5}}{5}}+{\frac{3\,i}{4}} \left ( \tan \left ( fx+e \right ) \right ) ^{4}+ \left ( \tan \left ( fx+e \right ) \right ) ^{3}+{\frac{i}{2}} \left ( \tan \left ( fx+e \right ) \right ) ^{2} \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 2.39473, size = 178, normalized size = 1.78 \begin{align*} \frac{105 i \, a^{5} c^{4} \tan \left (f x + e\right )^{8} + 120 \, a^{5} c^{4} \tan \left (f x + e\right )^{7} + 420 i \, a^{5} c^{4} \tan \left (f x + e\right )^{6} + 504 \, a^{5} c^{4} \tan \left (f x + e\right )^{5} + 630 i \, a^{5} c^{4} \tan \left (f x + e\right )^{4} + 840 \, a^{5} c^{4} \tan \left (f x + e\right )^{3} + 420 i \, a^{5} c^{4} \tan \left (f x + e\right )^{2} + 840 \, a^{5} c^{4} \tan \left (f x + e\right )}{840 \, f} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.39721, size = 527, normalized size = 5.27 \begin{align*} \frac{2240 i \, a^{5} c^{4} e^{\left (8 i \, f x + 8 i \, e\right )} + 1792 i \, a^{5} c^{4} e^{\left (6 i \, f x + 6 i \, e\right )} + 896 i \, a^{5} c^{4} e^{\left (4 i \, f x + 4 i \, e\right )} + 256 i \, a^{5} c^{4} e^{\left (2 i \, f x + 2 i \, e\right )} + 32 i \, a^{5} c^{4}}{35 \,{\left (f e^{\left (16 i \, f x + 16 i \, e\right )} + 8 \, f e^{\left (14 i \, f x + 14 i \, e\right )} + 28 \, f e^{\left (12 i \, f x + 12 i \, e\right )} + 56 \, f e^{\left (10 i \, f x + 10 i \, e\right )} + 70 \, f e^{\left (8 i \, f x + 8 i \, e\right )} + 56 \, f e^{\left (6 i \, f x + 6 i \, e\right )} + 28 \, f e^{\left (4 i \, f x + 4 i \, e\right )} + 8 \, f e^{\left (2 i \, f x + 2 i \, e\right )} + f\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [B] time = 24.7359, size = 269, normalized size = 2.69 \begin{align*} \frac{\frac{64 i a^{5} c^{4} e^{- 8 i e} e^{8 i f x}}{f} + \frac{256 i a^{5} c^{4} e^{- 10 i e} e^{6 i f x}}{5 f} + \frac{128 i a^{5} c^{4} e^{- 12 i e} e^{4 i f x}}{5 f} + \frac{256 i a^{5} c^{4} e^{- 14 i e} e^{2 i f x}}{35 f} + \frac{32 i a^{5} c^{4} e^{- 16 i e}}{35 f}}{e^{16 i f x} + 8 e^{- 2 i e} e^{14 i f x} + 28 e^{- 4 i e} e^{12 i f x} + 56 e^{- 6 i e} e^{10 i f x} + 70 e^{- 8 i e} e^{8 i f x} + 56 e^{- 10 i e} e^{6 i f x} + 28 e^{- 12 i e} e^{4 i f x} + 8 e^{- 14 i e} e^{2 i f x} + e^{- 16 i e}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] time = 2.23496, size = 257, normalized size = 2.57 \begin{align*} \frac{2240 i \, a^{5} c^{4} e^{\left (8 i \, f x + 8 i \, e\right )} + 1792 i \, a^{5} c^{4} e^{\left (6 i \, f x + 6 i \, e\right )} + 896 i \, a^{5} c^{4} e^{\left (4 i \, f x + 4 i \, e\right )} + 256 i \, a^{5} c^{4} e^{\left (2 i \, f x + 2 i \, e\right )} + 32 i \, a^{5} c^{4}}{35 \,{\left (f e^{\left (16 i \, f x + 16 i \, e\right )} + 8 \, f e^{\left (14 i \, f x + 14 i \, e\right )} + 28 \, f e^{\left (12 i \, f x + 12 i \, e\right )} + 56 \, f e^{\left (10 i \, f x + 10 i \, e\right )} + 70 \, f e^{\left (8 i \, f x + 8 i \, e\right )} + 56 \, f e^{\left (6 i \, f x + 6 i \, e\right )} + 28 \, f e^{\left (4 i \, f x + 4 i \, e\right )} + 8 \, f e^{\left (2 i \, f x + 2 i \, e\right )} + f\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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