Optimal. Leaf size=210 \[ -\frac{i a^6}{6 d (a-i a \tan (c+d x))^3 \sqrt{a+i a \tan (c+d x)}}-\frac{7 i a^5}{48 d (a-i a \tan (c+d x))^2 \sqrt{a+i a \tan (c+d x)}}-\frac{35 i a^4}{192 d (a-i a \tan (c+d x)) \sqrt{a+i a \tan (c+d x)}}+\frac{35 i a^3}{128 d \sqrt{a+i a \tan (c+d x)}}-\frac{35 i a^{5/2} \tanh ^{-1}\left (\frac{\sqrt{a+i a \tan (c+d x)}}{\sqrt{2} \sqrt{a}}\right )}{128 \sqrt{2} d} \]
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Rubi [A] time = 0.119865, antiderivative size = 210, normalized size of antiderivative = 1., number of steps used = 7, number of rules used = 4, integrand size = 26, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.154, Rules used = {3487, 51, 63, 206} \[ -\frac{i a^6}{6 d (a-i a \tan (c+d x))^3 \sqrt{a+i a \tan (c+d x)}}-\frac{7 i a^5}{48 d (a-i a \tan (c+d x))^2 \sqrt{a+i a \tan (c+d x)}}-\frac{35 i a^4}{192 d (a-i a \tan (c+d x)) \sqrt{a+i a \tan (c+d x)}}+\frac{35 i a^3}{128 d \sqrt{a+i a \tan (c+d x)}}-\frac{35 i a^{5/2} \tanh ^{-1}\left (\frac{\sqrt{a+i a \tan (c+d x)}}{\sqrt{2} \sqrt{a}}\right )}{128 \sqrt{2} d} \]
Antiderivative was successfully verified.
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Rule 3487
Rule 51
Rule 63
Rule 206
Rubi steps
\begin{align*} \int \cos ^6(c+d x) (a+i a \tan (c+d x))^{5/2} \, dx &=-\frac{\left (i a^7\right ) \operatorname{Subst}\left (\int \frac{1}{(a-x)^4 (a+x)^{3/2}} \, dx,x,i a \tan (c+d x)\right )}{d}\\ &=-\frac{i a^6}{6 d (a-i a \tan (c+d x))^3 \sqrt{a+i a \tan (c+d x)}}-\frac{\left (7 i a^6\right ) \operatorname{Subst}\left (\int \frac{1}{(a-x)^3 (a+x)^{3/2}} \, 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 \sqrt{a+i a \tan (c+d x)}}-\frac{7 i a^5}{48 d (a-i a \tan (c+d x))^2 \sqrt{a+i a \tan (c+d x)}}-\frac{\left (35 i a^5\right ) \operatorname{Subst}\left (\int \frac{1}{(a-x)^2 (a+x)^{3/2}} \, 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 \sqrt{a+i a \tan (c+d x)}}-\frac{7 i a^5}{48 d (a-i a \tan (c+d x))^2 \sqrt{a+i a \tan (c+d x)}}-\frac{35 i a^4}{192 d (a-i a \tan (c+d x)) \sqrt{a+i a \tan (c+d x)}}-\frac{\left (35 i a^4\right ) \operatorname{Subst}\left (\int \frac{1}{(a-x) (a+x)^{3/2}} \, dx,x,i a \tan (c+d x)\right )}{128 d}\\ &=\frac{35 i a^3}{128 d \sqrt{a+i a \tan (c+d x)}}-\frac{i a^6}{6 d (a-i a \tan (c+d x))^3 \sqrt{a+i a \tan (c+d x)}}-\frac{7 i a^5}{48 d (a-i a \tan (c+d x))^2 \sqrt{a+i a \tan (c+d x)}}-\frac{35 i a^4}{192 d (a-i a \tan (c+d x)) \sqrt{a+i a \tan (c+d x)}}-\frac{\left (35 i a^3\right ) \operatorname{Subst}\left (\int \frac{1}{(a-x) \sqrt{a+x}} \, dx,x,i a \tan (c+d x)\right )}{256 d}\\ &=\frac{35 i a^3}{128 d \sqrt{a+i a \tan (c+d x)}}-\frac{i a^6}{6 d (a-i a \tan (c+d x))^3 \sqrt{a+i a \tan (c+d x)}}-\frac{7 i a^5}{48 d (a-i a \tan (c+d x))^2 \sqrt{a+i a \tan (c+d x)}}-\frac{35 i a^4}{192 d (a-i a \tan (c+d x)) \sqrt{a+i a \tan (c+d x)}}-\frac{\left (35 i a^3\right ) \operatorname{Subst}\left (\int \frac{1}{2 a-x^2} \, dx,x,\sqrt{a+i a \tan (c+d x)}\right )}{128 d}\\ &=-\frac{35 i a^{5/2} \tanh ^{-1}\left (\frac{\sqrt{a+i a \tan (c+d x)}}{\sqrt{2} \sqrt{a}}\right )}{128 \sqrt{2} d}+\frac{35 i a^3}{128 d \sqrt{a+i a \tan (c+d x)}}-\frac{i a^6}{6 d (a-i a \tan (c+d x))^3 \sqrt{a+i a \tan (c+d x)}}-\frac{7 i a^5}{48 d (a-i a \tan (c+d x))^2 \sqrt{a+i a \tan (c+d x)}}-\frac{35 i a^4}{192 d (a-i a \tan (c+d x)) \sqrt{a+i a \tan (c+d x)}}\\ \end{align*}
Mathematica [A] time = 0.825375, size = 142, normalized size = 0.68 \[ -\frac{i a^2 e^{-2 i (c+d x)} \sqrt{1+e^{2 i (c+d x)}} \left (\sqrt{1+e^{2 i (c+d x)}} \left (87 e^{2 i (c+d x)}+38 e^{4 i (c+d x)}+8 e^{6 i (c+d x)}-48\right )+105 e^{i (c+d x)} \sinh ^{-1}\left (e^{i (c+d x)}\right )\right ) \sqrt{a+i a \tan (c+d x)}}{768 d} \]
Antiderivative was successfully verified.
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Maple [B] time = 0.402, size = 1088, normalized size = 5.2 \begin{align*} \text{result too large to display} \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 [B] time = 3.17728, size = 936, normalized size = 4.46 \begin{align*} \frac{{\left (105 \, \sqrt{\frac{1}{2}} \sqrt{-\frac{a^{5}}{d^{2}}} d e^{\left (2 i \, d x + 2 i \, c\right )} \log \left (\frac{{\left (70 i \, \sqrt{\frac{1}{2}} \sqrt{-\frac{a^{5}}{d^{2}}} d e^{\left (2 i \, d x + 2 i \, c\right )} + 35 \, \sqrt{2}{\left (a^{2} e^{\left (2 i \, d x + 2 i \, c\right )} + a^{2}\right )} \sqrt{\frac{a}{e^{\left (2 i \, d x + 2 i \, c\right )} + 1}} e^{\left (i \, d x + i \, c\right )}\right )} e^{\left (-i \, d x - i \, c\right )}}{35 \, a^{2}}\right ) - 105 \, \sqrt{\frac{1}{2}} \sqrt{-\frac{a^{5}}{d^{2}}} d e^{\left (2 i \, d x + 2 i \, c\right )} \log \left (\frac{{\left (-70 i \, \sqrt{\frac{1}{2}} \sqrt{-\frac{a^{5}}{d^{2}}} d e^{\left (2 i \, d x + 2 i \, c\right )} + 35 \, \sqrt{2}{\left (a^{2} e^{\left (2 i \, d x + 2 i \, c\right )} + a^{2}\right )} \sqrt{\frac{a}{e^{\left (2 i \, d x + 2 i \, c\right )} + 1}} e^{\left (i \, d x + i \, c\right )}\right )} e^{\left (-i \, d x - i \, c\right )}}{35 \, a^{2}}\right ) + \sqrt{2}{\left (-8 i \, a^{2} e^{\left (8 i \, d x + 8 i \, c\right )} - 46 i \, a^{2} e^{\left (6 i \, d x + 6 i \, c\right )} - 125 i \, a^{2} e^{\left (4 i \, d x + 4 i \, c\right )} - 39 i \, a^{2} e^{\left (2 i \, d x + 2 i \, c\right )} + 48 i \, a^{2}\right )} \sqrt{\frac{a}{e^{\left (2 i \, d x + 2 i \, c\right )} + 1}} e^{\left (i \, d x + i \, c\right )}\right )} e^{\left (-2 i \, d x - 2 i \, c\right )}}{768 \, 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(-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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