Optimal. Leaf size=292 \[ -\frac{i a^6}{6 d (a-i a \tan (c+d x))^3 (a+i a \tan (c+d x))^{7/2}}-\frac{13 i a^5}{48 d (a-i a \tan (c+d x))^2 (a+i a \tan (c+d x))^{7/2}}-\frac{143 i a^4}{192 d (a-i a \tan (c+d x)) (a+i a \tan (c+d x))^{7/2}}+\frac{429 i a^3}{896 d (a+i a \tan (c+d x))^{7/2}}+\frac{429 i a^2}{1280 d (a+i a \tan (c+d x))^{5/2}}+\frac{143 i a}{512 d (a+i a \tan (c+d x))^{3/2}}+\frac{429 i}{1024 d \sqrt{a+i a \tan (c+d x)}}-\frac{429 i \tanh ^{-1}\left (\frac{\sqrt{a+i a \tan (c+d x)}}{\sqrt{2} \sqrt{a}}\right )}{1024 \sqrt{2} \sqrt{a} d} \]
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Rubi [A] time = 0.153432, antiderivative size = 292, normalized size of antiderivative = 1., number of steps used = 10, number of rules used = 4, integrand size = 26, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.154, Rules used = {3487, 51, 63, 206} \[ -\frac{i a^6}{6 d (a-i a \tan (c+d x))^3 (a+i a \tan (c+d x))^{7/2}}-\frac{13 i a^5}{48 d (a-i a \tan (c+d x))^2 (a+i a \tan (c+d x))^{7/2}}-\frac{143 i a^4}{192 d (a-i a \tan (c+d x)) (a+i a \tan (c+d x))^{7/2}}+\frac{429 i a^3}{896 d (a+i a \tan (c+d x))^{7/2}}+\frac{429 i a^2}{1280 d (a+i a \tan (c+d x))^{5/2}}+\frac{143 i a}{512 d (a+i a \tan (c+d x))^{3/2}}+\frac{429 i}{1024 d \sqrt{a+i a \tan (c+d x)}}-\frac{429 i \tanh ^{-1}\left (\frac{\sqrt{a+i a \tan (c+d x)}}{\sqrt{2} \sqrt{a}}\right )}{1024 \sqrt{2} \sqrt{a} d} \]
Antiderivative was successfully verified.
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Rule 3487
Rule 51
Rule 63
Rule 206
Rubi steps
\begin{align*} \int \frac{\cos ^6(c+d x)}{\sqrt{a+i a \tan (c+d x)}} \, dx &=-\frac{\left (i a^7\right ) \operatorname{Subst}\left (\int \frac{1}{(a-x)^4 (a+x)^{9/2}} \, dx,x,i a \tan (c+d x)\right )}{d}\\ &=-\frac{i a^6}{6 d (a-i a \tan (c+d x))^3 (a+i a \tan (c+d x))^{7/2}}-\frac{\left (13 i a^6\right ) \operatorname{Subst}\left (\int \frac{1}{(a-x)^3 (a+x)^{9/2}} \, dx,x,i a \tan (c+d x)\right )}{12 d}\\ &=-\frac{i a^6}{6 d (a-i a \tan (c+d x))^3 (a+i a \tan (c+d x))^{7/2}}-\frac{13 i a^5}{48 d (a-i a \tan (c+d x))^2 (a+i a \tan (c+d x))^{7/2}}-\frac{\left (143 i a^5\right ) \operatorname{Subst}\left (\int \frac{1}{(a-x)^2 (a+x)^{9/2}} \, dx,x,i a \tan (c+d x)\right )}{96 d}\\ &=-\frac{i a^6}{6 d (a-i a \tan (c+d x))^3 (a+i a \tan (c+d x))^{7/2}}-\frac{13 i a^5}{48 d (a-i a \tan (c+d x))^2 (a+i a \tan (c+d x))^{7/2}}-\frac{143 i a^4}{192 d (a-i a \tan (c+d x)) (a+i a \tan (c+d x))^{7/2}}-\frac{\left (429 i a^4\right ) \operatorname{Subst}\left (\int \frac{1}{(a-x) (a+x)^{9/2}} \, dx,x,i a \tan (c+d x)\right )}{128 d}\\ &=\frac{429 i a^3}{896 d (a+i a \tan (c+d x))^{7/2}}-\frac{i a^6}{6 d (a-i a \tan (c+d x))^3 (a+i a \tan (c+d x))^{7/2}}-\frac{13 i a^5}{48 d (a-i a \tan (c+d x))^2 (a+i a \tan (c+d x))^{7/2}}-\frac{143 i a^4}{192 d (a-i a \tan (c+d x)) (a+i a \tan (c+d x))^{7/2}}-\frac{\left (429 i a^3\right ) \operatorname{Subst}\left (\int \frac{1}{(a-x) (a+x)^{7/2}} \, dx,x,i a \tan (c+d x)\right )}{256 d}\\ &=\frac{429 i a^3}{896 d (a+i a \tan (c+d x))^{7/2}}-\frac{i a^6}{6 d (a-i a \tan (c+d x))^3 (a+i a \tan (c+d x))^{7/2}}-\frac{13 i a^5}{48 d (a-i a \tan (c+d x))^2 (a+i a \tan (c+d x))^{7/2}}-\frac{143 i a^4}{192 d (a-i a \tan (c+d x)) (a+i a \tan (c+d x))^{7/2}}+\frac{429 i a^2}{1280 d (a+i a \tan (c+d x))^{5/2}}-\frac{\left (429 i a^2\right ) \operatorname{Subst}\left (\int \frac{1}{(a-x) (a+x)^{5/2}} \, dx,x,i a \tan (c+d x)\right )}{512 d}\\ &=\frac{429 i a^3}{896 d (a+i a \tan (c+d x))^{7/2}}-\frac{i a^6}{6 d (a-i a \tan (c+d x))^3 (a+i a \tan (c+d x))^{7/2}}-\frac{13 i a^5}{48 d (a-i a \tan (c+d x))^2 (a+i a \tan (c+d x))^{7/2}}-\frac{143 i a^4}{192 d (a-i a \tan (c+d x)) (a+i a \tan (c+d x))^{7/2}}+\frac{429 i a^2}{1280 d (a+i a \tan (c+d x))^{5/2}}+\frac{143 i a}{512 d (a+i a \tan (c+d x))^{3/2}}-\frac{(429 i a) \operatorname{Subst}\left (\int \frac{1}{(a-x) (a+x)^{3/2}} \, dx,x,i a \tan (c+d x)\right )}{1024 d}\\ &=\frac{429 i a^3}{896 d (a+i a \tan (c+d x))^{7/2}}-\frac{i a^6}{6 d (a-i a \tan (c+d x))^3 (a+i a \tan (c+d x))^{7/2}}-\frac{13 i a^5}{48 d (a-i a \tan (c+d x))^2 (a+i a \tan (c+d x))^{7/2}}-\frac{143 i a^4}{192 d (a-i a \tan (c+d x)) (a+i a \tan (c+d x))^{7/2}}+\frac{429 i a^2}{1280 d (a+i a \tan (c+d x))^{5/2}}+\frac{143 i a}{512 d (a+i a \tan (c+d x))^{3/2}}+\frac{429 i}{1024 d \sqrt{a+i a \tan (c+d x)}}-\frac{(429 i) \operatorname{Subst}\left (\int \frac{1}{(a-x) \sqrt{a+x}} \, dx,x,i a \tan (c+d x)\right )}{2048 d}\\ &=\frac{429 i a^3}{896 d (a+i a \tan (c+d x))^{7/2}}-\frac{i a^6}{6 d (a-i a \tan (c+d x))^3 (a+i a \tan (c+d x))^{7/2}}-\frac{13 i a^5}{48 d (a-i a \tan (c+d x))^2 (a+i a \tan (c+d x))^{7/2}}-\frac{143 i a^4}{192 d (a-i a \tan (c+d x)) (a+i a \tan (c+d x))^{7/2}}+\frac{429 i a^2}{1280 d (a+i a \tan (c+d x))^{5/2}}+\frac{143 i a}{512 d (a+i a \tan (c+d x))^{3/2}}+\frac{429 i}{1024 d \sqrt{a+i a \tan (c+d x)}}-\frac{(429 i) \operatorname{Subst}\left (\int \frac{1}{2 a-x^2} \, dx,x,\sqrt{a+i a \tan (c+d x)}\right )}{1024 d}\\ &=-\frac{429 i \tanh ^{-1}\left (\frac{\sqrt{a+i a \tan (c+d x)}}{\sqrt{2} \sqrt{a}}\right )}{1024 \sqrt{2} \sqrt{a} d}+\frac{429 i a^3}{896 d (a+i a \tan (c+d x))^{7/2}}-\frac{i a^6}{6 d (a-i a \tan (c+d x))^3 (a+i a \tan (c+d x))^{7/2}}-\frac{13 i a^5}{48 d (a-i a \tan (c+d x))^2 (a+i a \tan (c+d x))^{7/2}}-\frac{143 i a^4}{192 d (a-i a \tan (c+d x)) (a+i a \tan (c+d x))^{7/2}}+\frac{429 i a^2}{1280 d (a+i a \tan (c+d x))^{5/2}}+\frac{143 i a}{512 d (a+i a \tan (c+d x))^{3/2}}+\frac{429 i}{1024 d \sqrt{a+i a \tan (c+d x)}}\\ \end{align*}
Mathematica [A] time = 0.958909, size = 178, normalized size = 0.61 \[ -\frac{i e^{-6 i (c+d x)} \left (\sqrt{1+e^{2 i (c+d x)}} \left (-2064 e^{2 i (c+d x)}-9008 e^{4 i (c+d x)}-40784 e^{6 i (c+d x)}+13755 e^{8 i (c+d x)}+2590 e^{10 i (c+d x)}+280 e^{12 i (c+d x)}-240\right )+45045 e^{7 i (c+d x)} \sinh ^{-1}\left (e^{i (c+d x)}\right )\right )}{107520 d \sqrt{1+e^{2 i (c+d x)}} \sqrt{a+i a \tan (c+d x)}} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.506, size = 395, normalized size = 1.4 \begin{align*}{\frac{1}{430080\,ad}\sqrt{{\frac{a \left ( i\sin \left ( dx+c \right ) +\cos \left ( dx+c \right ) \right ) }{\cos \left ( dx+c \right ) }}} \left ( 61440\,i \left ( \cos \left ( dx+c \right ) \right ) ^{8}+61440\,\sin \left ( dx+c \right ) \left ( \cos \left ( dx+c \right ) \right ) ^{7}+6656\,i \left ( \cos \left ( dx+c \right ) \right ) ^{6}+73216\, \left ( \cos \left ( dx+c \right ) \right ) ^{5}\sin \left ( dx+c \right ) +45045\,i\sqrt{2}\cos \left ( dx+c \right ) \sqrt{-2\,{\frac{\cos \left ( dx+c \right ) }{\cos \left ( dx+c \right ) +1}}}\arctan \left ({\frac{\sqrt{2} \left ( i\cos \left ( dx+c \right ) -i-\sin \left ( dx+c \right ) \right ) }{2\,\sin \left ( dx+c \right ) }{\frac{1}{\sqrt{-2\,{\frac{\cos \left ( dx+c \right ) }{\cos \left ( dx+c \right ) +1}}}}}} \right ) +13728\,i \left ( \cos \left ( dx+c \right ) \right ) ^{4}+45045\,i\sqrt{-2\,{\frac{\cos \left ( dx+c \right ) }{\cos \left ( dx+c \right ) +1}}}\sqrt{2}\arctan \left ({\frac{\sqrt{2} \left ( i\cos \left ( dx+c \right ) -i-\sin \left ( dx+c \right ) \right ) }{2\,\sin \left ( dx+c \right ) }{\frac{1}{\sqrt{-2\,{\frac{\cos \left ( dx+c \right ) }{\cos \left ( dx+c \right ) +1}}}}}} \right ) +45045\,\sqrt{2}\arctan \left ( 1/2\,{\frac{\sqrt{2} \left ( i\cos \left ( dx+c \right ) -i-\sin \left ( dx+c \right ) \right ) }{\sin \left ( dx+c \right ) }{\frac{1}{\sqrt{-2\,{\frac{\cos \left ( dx+c \right ) }{\cos \left ( dx+c \right ) +1}}}}}} \right ) \sqrt{-2\,{\frac{\cos \left ( dx+c \right ) }{\cos \left ( dx+c \right ) +1}}}\sin \left ( dx+c \right ) +96096\, \left ( \cos \left ( dx+c \right ) \right ) ^{3}\sin \left ( dx+c \right ) +60060\,i \left ( \cos \left ( dx+c \right ) \right ) ^{2}+180180\,\cos \left ( dx+c \right ) \sin \left ( dx+c \right ) \right ) } \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: ValueError} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 3.03972, size = 1031, normalized size = 3.53 \begin{align*} \frac{{\left (-45045 i \, \sqrt{\frac{1}{2}} a d \sqrt{\frac{1}{a d^{2}}} e^{\left (8 i \, d x + 8 i \, c\right )} \log \left ({\left (2 \, \sqrt{\frac{1}{2}} a d \sqrt{\frac{1}{a d^{2}}} e^{\left (2 i \, d x + 2 i \, c\right )} + \sqrt{2} \sqrt{\frac{a}{e^{\left (2 i \, d x + 2 i \, c\right )} + 1}}{\left (e^{\left (2 i \, d x + 2 i \, c\right )} + 1\right )} e^{\left (i \, d x + i \, c\right )}\right )} e^{\left (-i \, d x - i \, c\right )}\right ) + 45045 i \, \sqrt{\frac{1}{2}} a d \sqrt{\frac{1}{a d^{2}}} e^{\left (8 i \, d x + 8 i \, c\right )} \log \left (-{\left (2 \, \sqrt{\frac{1}{2}} a d \sqrt{\frac{1}{a d^{2}}} e^{\left (2 i \, d x + 2 i \, c\right )} - \sqrt{2} \sqrt{\frac{a}{e^{\left (2 i \, d x + 2 i \, c\right )} + 1}}{\left (e^{\left (2 i \, d x + 2 i \, c\right )} + 1\right )} e^{\left (i \, d x + i \, c\right )}\right )} e^{\left (-i \, d x - i \, c\right )}\right ) + \sqrt{2} \sqrt{\frac{a}{e^{\left (2 i \, d x + 2 i \, c\right )} + 1}}{\left (-280 i \, e^{\left (14 i \, d x + 14 i \, c\right )} - 2870 i \, e^{\left (12 i \, d x + 12 i \, c\right )} - 16345 i \, e^{\left (10 i \, d x + 10 i \, c\right )} + 27029 i \, e^{\left (8 i \, d x + 8 i \, c\right )} + 49792 i \, e^{\left (6 i \, d x + 6 i \, c\right )} + 11072 i \, e^{\left (4 i \, d x + 4 i \, c\right )} + 2304 i \, e^{\left (2 i \, d x + 2 i \, c\right )} + 240 i\right )} e^{\left (i \, d x + i \, c\right )}\right )} e^{\left (-8 i \, d x - 8 i \, c\right )}}{215040 \, a d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{\cos \left (d x + c\right )^{6}}{\sqrt{i \, a \tan \left (d x + c\right ) + a}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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