Optimal. Leaf size=133 \[ -\frac {64 i a^9}{d (a-i a \tan (c+d x))}+\frac {a^8 \tan ^5(c+d x)}{5 d}-\frac {2 i a^8 \tan ^4(c+d x)}{d}-\frac {10 a^8 \tan ^3(c+d x)}{d}+\frac {36 i a^8 \tan ^2(c+d x)}{d}+\frac {129 a^8 \tan (c+d x)}{d}+\frac {192 i a^8 \log (\cos (c+d x))}{d}-192 a^8 x \]
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Rubi [A] time = 0.08, antiderivative size = 133, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, integrand size = 24, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.083, Rules used = {3487, 43} \[ \frac {a^8 \tan ^5(c+d x)}{5 d}-\frac {2 i a^8 \tan ^4(c+d x)}{d}-\frac {10 a^8 \tan ^3(c+d x)}{d}+\frac {36 i a^8 \tan ^2(c+d x)}{d}-\frac {64 i a^9}{d (a-i a \tan (c+d x))}+\frac {129 a^8 \tan (c+d x)}{d}+\frac {192 i a^8 \log (\cos (c+d x))}{d}-192 a^8 x \]
Antiderivative was successfully verified.
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Rule 43
Rule 3487
Rubi steps
\begin {align*} \int \cos ^2(c+d x) (a+i a \tan (c+d x))^8 \, dx &=-\frac {\left (i a^3\right ) \operatorname {Subst}\left (\int \frac {(a+x)^6}{(a-x)^2} \, dx,x,i a \tan (c+d x)\right )}{d}\\ &=-\frac {\left (i a^3\right ) \operatorname {Subst}\left (\int \left (129 a^4+\frac {64 a^6}{(a-x)^2}-\frac {192 a^5}{a-x}+72 a^3 x+30 a^2 x^2+8 a x^3+x^4\right ) \, dx,x,i a \tan (c+d x)\right )}{d}\\ &=-192 a^8 x+\frac {192 i a^8 \log (\cos (c+d x))}{d}+\frac {129 a^8 \tan (c+d x)}{d}+\frac {36 i a^8 \tan ^2(c+d x)}{d}-\frac {10 a^8 \tan ^3(c+d x)}{d}-\frac {2 i a^8 \tan ^4(c+d x)}{d}+\frac {a^8 \tan ^5(c+d x)}{5 d}-\frac {64 i a^9}{d (a-i a \tan (c+d x))}\\ \end {align*}
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Mathematica [B] time = 7.01, size = 321, normalized size = 2.41 \[ \frac {\cos ^3(c+d x) (a+i a \tan (c+d x))^8 \left (-960 d x \cos (8 c) \cos ^5(c+d x)-160 i (\cos (6 c)-i \sin (6 c)) \cos (2 d x) \cos ^5(c+d x)+960 i d x \sin (8 c) \cos ^5(c+d x)+160 (\cos (6 c)-i \sin (6 c)) \sin (2 d x) \cos ^5(c+d x)+480 i \cos (8 c) \cos ^5(c+d x) \log \left (\cos ^2(c+d x)\right )+696 \sec (c) (\cos (8 c)-i \sin (8 c)) \sin (d x) \cos ^4(c+d x)-4 (13 \tan (c)-50 i) (\cos (8 c)-i \sin (8 c)) \cos ^3(c+d x)-52 \sec (c) (\cos (8 c)-i \sin (8 c)) \sin (d x) \cos ^2(c+d x)+480 \sin (8 c) \cos ^5(c+d x) \log \left (\cos ^2(c+d x)\right )+(\tan (c)-10 i) (\cos (8 c)-i \sin (8 c)) \cos (c+d x)+\sec (c) (\cos (8 c)-i \sin (8 c)) \sin (d x)\right )}{5 d (\cos (d x)+i \sin (d x))^8} \]
Antiderivative was successfully verified.
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fricas [B] time = 0.58, size = 244, normalized size = 1.83 \[ \frac {-160 i \, a^{8} e^{\left (12 i \, d x + 12 i \, c\right )} - 800 i \, a^{8} e^{\left (10 i \, d x + 10 i \, c\right )} + 800 i \, a^{8} e^{\left (8 i \, d x + 8 i \, c\right )} + 6400 i \, a^{8} e^{\left (6 i \, d x + 6 i \, c\right )} + 9600 i \, a^{8} e^{\left (4 i \, d x + 4 i \, c\right )} + 6000 i \, a^{8} e^{\left (2 i \, d x + 2 i \, c\right )} + 1392 i \, a^{8} + {\left (960 i \, a^{8} e^{\left (10 i \, d x + 10 i \, c\right )} + 4800 i \, a^{8} e^{\left (8 i \, d x + 8 i \, c\right )} + 9600 i \, a^{8} e^{\left (6 i \, d x + 6 i \, c\right )} + 9600 i \, a^{8} e^{\left (4 i \, d x + 4 i \, c\right )} + 4800 i \, a^{8} e^{\left (2 i \, d x + 2 i \, c\right )} + 960 i \, a^{8}\right )} \log \left (e^{\left (2 i \, d x + 2 i \, c\right )} + 1\right )}{5 \, {\left (d e^{\left (10 i \, d x + 10 i \, c\right )} + 5 \, d e^{\left (8 i \, d x + 8 i \, c\right )} + 10 \, d e^{\left (6 i \, d x + 6 i \, c\right )} + 10 \, d e^{\left (4 i \, d x + 4 i \, c\right )} + 5 \, d e^{\left (2 i \, d x + 2 i \, c\right )} + d\right )}} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [B] time = 5.53, size = 302, normalized size = 2.27 \[ \frac {960 i \, a^{8} e^{\left (10 i \, d x + 10 i \, c\right )} \log \left (e^{\left (2 i \, d x + 2 i \, c\right )} + 1\right ) + 4800 i \, a^{8} e^{\left (8 i \, d x + 8 i \, c\right )} \log \left (e^{\left (2 i \, d x + 2 i \, c\right )} + 1\right ) + 9600 i \, a^{8} e^{\left (6 i \, d x + 6 i \, c\right )} \log \left (e^{\left (2 i \, d x + 2 i \, c\right )} + 1\right ) + 9600 i \, a^{8} e^{\left (4 i \, d x + 4 i \, c\right )} \log \left (e^{\left (2 i \, d x + 2 i \, c\right )} + 1\right ) + 4800 i \, a^{8} e^{\left (2 i \, d x + 2 i \, c\right )} \log \left (e^{\left (2 i \, d x + 2 i \, c\right )} + 1\right ) - 160 i \, a^{8} e^{\left (12 i \, d x + 12 i \, c\right )} - 800 i \, a^{8} e^{\left (10 i \, d x + 10 i \, c\right )} + 800 i \, a^{8} e^{\left (8 i \, d x + 8 i \, c\right )} + 6400 i \, a^{8} e^{\left (6 i \, d x + 6 i \, c\right )} + 9600 i \, a^{8} e^{\left (4 i \, d x + 4 i \, c\right )} + 6000 i \, a^{8} e^{\left (2 i \, d x + 2 i \, c\right )} + 960 i \, a^{8} \log \left (e^{\left (2 i \, d x + 2 i \, c\right )} + 1\right ) + 1392 i \, a^{8}}{5 \, {\left (d e^{\left (10 i \, d x + 10 i \, c\right )} + 5 \, d e^{\left (8 i \, d x + 8 i \, c\right )} + 10 \, d e^{\left (6 i \, d x + 6 i \, c\right )} + 10 \, d e^{\left (4 i \, d x + 4 i \, c\right )} + 5 \, d e^{\left (2 i \, d x + 2 i \, c\right )} + d\right )}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [B] time = 0.59, size = 406, normalized size = 3.05 \[ \frac {4 i a^{8} \left (\sin ^{6}\left (d x +c \right )\right )}{d}+\frac {8 a^{8} \cos \left (d x +c \right ) \left (\sin ^{7}\left (d x +c \right )\right )}{5 d}-\frac {192 a^{8} c}{d}+\frac {34 i a^{8} \left (\sin ^{4}\left (d x +c \right )\right )}{d}+\frac {28 i a^{8} \left (\sin ^{6}\left (d x +c \right )\right )}{d \cos \left (d x +c \right )^{2}}-\frac {2 i a^{8} \left (\sin ^{8}\left (d x +c \right )\right )}{d \cos \left (d x +c \right )^{4}}+\frac {4 i a^{8} \left (\sin ^{8}\left (d x +c \right )\right )}{d \cos \left (d x +c \right )^{2}}+\frac {70 a^{8} \left (\sin ^{5}\left (d x +c \right )\right )}{d \cos \left (d x +c \right )}+\frac {192 i a^{8} \ln \left (\cos \left (d x +c \right )\right )}{d}-\frac {4 i a^{8} \left (\cos ^{2}\left (d x +c \right )\right )}{d}+\frac {96 i a^{8} \left (\sin ^{2}\left (d x +c \right )\right )}{d}+\frac {193 a^{8} \sin \left (d x +c \right ) \cos \left (d x +c \right )}{d}-\frac {28 a^{8} \left (\sin ^{7}\left (d x +c \right )\right )}{3 d \cos \left (d x +c \right )^{3}}+\frac {112 a^{8} \left (\sin ^{7}\left (d x +c \right )\right )}{3 d \cos \left (d x +c \right )}-192 a^{8} x +\frac {a^{8} \left (\sin ^{9}\left (d x +c \right )\right )}{5 d \cos \left (d x +c \right )^{5}}-\frac {4 a^{8} \left (\sin ^{9}\left (d x +c \right )\right )}{15 d \cos \left (d x +c \right )^{3}}+\frac {8 a^{8} \left (\sin ^{9}\left (d x +c \right )\right )}{5 d \cos \left (d x +c \right )}+\frac {196 a^{8} \cos \left (d x +c \right ) \left (\sin ^{5}\left (d x +c \right )\right )}{5 d}+\frac {119 a^{8} \cos \left (d x +c \right ) \left (\sin ^{3}\left (d x +c \right )\right )}{d} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 0.71, size = 124, normalized size = 0.93 \[ \frac {a^{8} \tan \left (d x + c\right )^{5} - 10 i \, a^{8} \tan \left (d x + c\right )^{4} - 50 \, a^{8} \tan \left (d x + c\right )^{3} + 180 i \, a^{8} \tan \left (d x + c\right )^{2} - 960 \, {\left (d x + c\right )} a^{8} - 480 i \, a^{8} \log \left (\tan \left (d x + c\right )^{2} + 1\right ) + 645 \, a^{8} \tan \left (d x + c\right ) + \frac {320 \, {\left (a^{8} \tan \left (d x + c\right ) - i \, a^{8}\right )}}{\tan \left (d x + c\right )^{2} + 1}}{5 \, d} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 3.35, size = 102, normalized size = 0.77 \[ \frac {\frac {64\,a^8}{\mathrm {tan}\left (c+d\,x\right )+1{}\mathrm {i}}+129\,a^8\,\mathrm {tan}\left (c+d\,x\right )-10\,a^8\,{\mathrm {tan}\left (c+d\,x\right )}^3+\frac {a^8\,{\mathrm {tan}\left (c+d\,x\right )}^5}{5}-a^8\,\ln \left (\mathrm {tan}\left (c+d\,x\right )+1{}\mathrm {i}\right )\,192{}\mathrm {i}+a^8\,{\mathrm {tan}\left (c+d\,x\right )}^2\,36{}\mathrm {i}-a^8\,{\mathrm {tan}\left (c+d\,x\right )}^4\,2{}\mathrm {i}}{d} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 0.78, size = 257, normalized size = 1.93 \[ \frac {192 i a^{8} \log {\left (e^{2 i d x} + e^{- 2 i c} \right )}}{d} + \frac {2400 i a^{8} e^{8 i c} e^{8 i d x} + 8000 i a^{8} e^{6 i c} e^{6 i d x} + 10400 i a^{8} e^{4 i c} e^{4 i d x} + 6160 i a^{8} e^{2 i c} e^{2 i d x} + 1392 i a^{8}}{5 d e^{10 i c} e^{10 i d x} + 25 d e^{8 i c} e^{8 i d x} + 50 d e^{6 i c} e^{6 i d x} + 50 d e^{4 i c} e^{4 i d x} + 25 d e^{2 i c} e^{2 i d x} + 5 d} + \begin {cases} - \frac {32 i a^{8} e^{2 i c} e^{2 i d x}}{d} & \text {for}\: d \neq 0 \\64 a^{8} x e^{2 i c} & \text {otherwise} \end {cases} \]
Verification of antiderivative is not currently implemented for this CAS.
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