Optimal. Leaf size=83 \[ \frac{6 a^2 b^2 \tan (c+d x)}{d}+\frac{4 a^3 b \log (\tan (c+d x))}{d}-\frac{a^4 \cot (c+d x)}{d}+\frac{2 a b^3 \tan ^2(c+d x)}{d}+\frac{b^4 \tan ^3(c+d x)}{3 d} \]
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Rubi [A] time = 0.0581838, antiderivative size = 83, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 2, integrand size = 21, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.095, Rules used = {3516, 43} \[ \frac{6 a^2 b^2 \tan (c+d x)}{d}+\frac{4 a^3 b \log (\tan (c+d x))}{d}-\frac{a^4 \cot (c+d x)}{d}+\frac{2 a b^3 \tan ^2(c+d x)}{d}+\frac{b^4 \tan ^3(c+d x)}{3 d} \]
Antiderivative was successfully verified.
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Rule 3516
Rule 43
Rubi steps
\begin{align*} \int \csc ^2(c+d x) (a+b \tan (c+d x))^4 \, dx &=\frac{b \operatorname{Subst}\left (\int \frac{(a+x)^4}{x^2} \, dx,x,b \tan (c+d x)\right )}{d}\\ &=\frac{b \operatorname{Subst}\left (\int \left (6 a^2+\frac{a^4}{x^2}+\frac{4 a^3}{x}+4 a x+x^2\right ) \, dx,x,b \tan (c+d x)\right )}{d}\\ &=-\frac{a^4 \cot (c+d x)}{d}+\frac{4 a^3 b \log (\tan (c+d x))}{d}+\frac{6 a^2 b^2 \tan (c+d x)}{d}+\frac{2 a b^3 \tan ^2(c+d x)}{d}+\frac{b^4 \tan ^3(c+d x)}{3 d}\\ \end{align*}
Mathematica [A] time = 1.16045, size = 162, normalized size = 1.95 \[ -\frac{\csc (c+d x) \sec ^3(c+d x) \left (4 \left (3 a^4+b^4\right ) \cos (2 (c+d x))+\left (18 a^2 b^2+3 a^4-b^4\right ) \cos (4 (c+d x))+3 \left (8 a b \sin (2 (c+d x)) \left (-a^2 \log (\sin (c+d x))+a^2 \log (\cos (c+d x))-b^2\right )-6 a^2 b^2+4 a^3 b \sin (4 (c+d x)) (\log (\cos (c+d x))-\log (\sin (c+d x)))+3 a^4-b^4\right )\right )}{24 d} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.063, size = 90, normalized size = 1.1 \begin{align*}{\frac{{b}^{4} \left ( \sin \left ( dx+c \right ) \right ) ^{3}}{3\,d \left ( \cos \left ( dx+c \right ) \right ) ^{3}}}+2\,{\frac{{b}^{3}a}{d \left ( \cos \left ( dx+c \right ) \right ) ^{2}}}+6\,{\frac{{a}^{2}{b}^{2}\tan \left ( dx+c \right ) }{d}}+4\,{\frac{b{a}^{3}\ln \left ( \tan \left ( dx+c \right ) \right ) }{d}}-{\frac{{a}^{4}\cot \left ( dx+c \right ) }{d}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.12037, size = 97, normalized size = 1.17 \begin{align*} \frac{b^{4} \tan \left (d x + c\right )^{3} + 6 \, a b^{3} \tan \left (d x + c\right )^{2} + 12 \, a^{3} b \log \left (\tan \left (d x + c\right )\right ) + 18 \, a^{2} b^{2} \tan \left (d x + c\right ) - \frac{3 \, a^{4}}{\tan \left (d x + c\right )}}{3 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 2.04927, size = 389, normalized size = 4.69 \begin{align*} -\frac{6 \, a^{3} b \cos \left (d x + c\right )^{3} \log \left (\cos \left (d x + c\right )^{2}\right ) \sin \left (d x + c\right ) - 6 \, a^{3} b \cos \left (d x + c\right )^{3} \log \left (-\frac{1}{4} \, \cos \left (d x + c\right )^{2} + \frac{1}{4}\right ) \sin \left (d x + c\right ) - 6 \, a b^{3} \cos \left (d x + c\right ) \sin \left (d x + c\right ) +{\left (3 \, a^{4} + 18 \, a^{2} b^{2} - b^{4}\right )} \cos \left (d x + c\right )^{4} - b^{4} - 2 \,{\left (9 \, a^{2} b^{2} - b^{4}\right )} \cos \left (d x + c\right )^{2}}{3 \, d \cos \left (d x + c\right )^{3} \sin \left (d x + c\right )} \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 [A] time = 2.64793, size = 116, normalized size = 1.4 \begin{align*} \frac{b^{4} \tan \left (d x + c\right )^{3} + 6 \, a b^{3} \tan \left (d x + c\right )^{2} + 12 \, a^{3} b \log \left ({\left | \tan \left (d x + c\right ) \right |}\right ) + 18 \, a^{2} b^{2} \tan \left (d x + c\right ) - \frac{3 \,{\left (4 \, a^{3} b \tan \left (d x + c\right ) + a^{4}\right )}}{\tan \left (d x + c\right )}}{3 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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