Optimal. Leaf size=92 \[ \frac{x}{4374 \left (4 x^2-6 x+9\right )}-\frac{\log \left (4 x^2-6 x+9\right )}{157464}+\frac{\log \left (4 x^2+6 x+9\right )}{52488}-\frac{\log (3-2 x)}{26244}+\frac{\log (2 x+3)}{78732}-\frac{\tan ^{-1}\left (\frac{3-4 x}{3 \sqrt{3}}\right )}{4374 \sqrt{3}} \]
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Rubi [A] time = 0.116453, antiderivative size = 92, normalized size of antiderivative = 1., number of steps used = 11, number of rules used = 7, integrand size = 25, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.28, Rules used = {1586, 2074, 638, 618, 204, 634, 628} \[ \frac{x}{4374 \left (4 x^2-6 x+9\right )}-\frac{\log \left (4 x^2-6 x+9\right )}{157464}+\frac{\log \left (4 x^2+6 x+9\right )}{52488}-\frac{\log (3-2 x)}{26244}+\frac{\log (2 x+3)}{78732}-\frac{\tan ^{-1}\left (\frac{3-4 x}{3 \sqrt{3}}\right )}{4374 \sqrt{3}} \]
Antiderivative was successfully verified.
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Rule 1586
Rule 2074
Rule 638
Rule 618
Rule 204
Rule 634
Rule 628
Rubi steps
\begin{align*} \int \frac{81+54 x-24 x^3-16 x^4}{\left (729-64 x^6\right )^2} \, dx &=\int \frac{1}{\left (9-6 x+4 x^2\right )^2 \left (81+54 x-24 x^3-16 x^4\right )} \, dx\\ &=\int \left (-\frac{1}{13122 (-3+2 x)}+\frac{1}{39366 (3+2 x)}+\frac{3-x}{729 \left (9-6 x+4 x^2\right )^2}+\frac{39-4 x}{78732 \left (9-6 x+4 x^2\right )}+\frac{3+4 x}{26244 \left (9+6 x+4 x^2\right )}\right ) \, dx\\ &=-\frac{\log (3-2 x)}{26244}+\frac{\log (3+2 x)}{78732}+\frac{\int \frac{39-4 x}{9-6 x+4 x^2} \, dx}{78732}+\frac{\int \frac{3+4 x}{9+6 x+4 x^2} \, dx}{26244}+\frac{1}{729} \int \frac{3-x}{\left (9-6 x+4 x^2\right )^2} \, dx\\ &=\frac{x}{4374 \left (9-6 x+4 x^2\right )}-\frac{\log (3-2 x)}{26244}+\frac{\log (3+2 x)}{78732}+\frac{\log \left (9+6 x+4 x^2\right )}{52488}-\frac{\int \frac{-6+8 x}{9-6 x+4 x^2} \, dx}{157464}+\frac{\int \frac{1}{9-6 x+4 x^2} \, dx}{4374}+\frac{\int \frac{1}{9-6 x+4 x^2} \, dx}{2187}\\ &=\frac{x}{4374 \left (9-6 x+4 x^2\right )}-\frac{\log (3-2 x)}{26244}+\frac{\log (3+2 x)}{78732}-\frac{\log \left (9-6 x+4 x^2\right )}{157464}+\frac{\log \left (9+6 x+4 x^2\right )}{52488}-\frac{\operatorname{Subst}\left (\int \frac{1}{-108-x^2} \, dx,x,-6+8 x\right )}{2187}-\frac{2 \operatorname{Subst}\left (\int \frac{1}{-108-x^2} \, dx,x,-6+8 x\right )}{2187}\\ &=\frac{x}{4374 \left (9-6 x+4 x^2\right )}-\frac{\tan ^{-1}\left (\frac{3-4 x}{3 \sqrt{3}}\right )}{4374 \sqrt{3}}-\frac{\log (3-2 x)}{26244}+\frac{\log (3+2 x)}{78732}-\frac{\log \left (9-6 x+4 x^2\right )}{157464}+\frac{\log \left (9+6 x+4 x^2\right )}{52488}\\ \end{align*}
Mathematica [A] time = 0.029823, size = 84, normalized size = 0.91 \[ \frac{\frac{36 x}{4 x^2-6 x+9}-\log \left (4 x^2-6 x+9\right )+3 \log \left (4 x^2+6 x+9\right )-6 \log (3-2 x)+2 \log (2 x+3)+12 \sqrt{3} \tan ^{-1}\left (\frac{4 x-3}{3 \sqrt{3}}\right )}{157464} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.01, size = 73, normalized size = 0.8 \begin{align*}{\frac{\ln \left ( 3+2\,x \right ) }{78732}}-{\frac{\ln \left ( -3+2\,x \right ) }{26244}}+{\frac{\ln \left ( 4\,{x}^{2}+6\,x+9 \right ) }{52488}}+{\frac{x}{17496} \left ({x}^{2}-{\frac{3\,x}{2}}+{\frac{9}{4}} \right ) ^{-1}}-{\frac{\ln \left ( 4\,{x}^{2}-6\,x+9 \right ) }{157464}}+{\frac{\sqrt{3}}{13122}\arctan \left ({\frac{ \left ( 8\,x-6 \right ) \sqrt{3}}{18}} \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.38606, size = 100, normalized size = 1.09 \begin{align*} \frac{1}{13122} \, \sqrt{3} \arctan \left (\frac{1}{9} \, \sqrt{3}{\left (4 \, x - 3\right )}\right ) + \frac{x}{4374 \,{\left (4 \, x^{2} - 6 \, x + 9\right )}} + \frac{1}{52488} \, \log \left (4 \, x^{2} + 6 \, x + 9\right ) - \frac{1}{157464} \, \log \left (4 \, x^{2} - 6 \, x + 9\right ) + \frac{1}{78732} \, \log \left (2 \, x + 3\right ) - \frac{1}{26244} \, \log \left (2 \, x - 3\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.65431, size = 338, normalized size = 3.67 \begin{align*} \frac{12 \, \sqrt{3}{\left (4 \, x^{2} - 6 \, x + 9\right )} \arctan \left (\frac{1}{9} \, \sqrt{3}{\left (4 \, x - 3\right )}\right ) + 3 \,{\left (4 \, x^{2} - 6 \, x + 9\right )} \log \left (4 \, x^{2} + 6 \, x + 9\right ) -{\left (4 \, x^{2} - 6 \, x + 9\right )} \log \left (4 \, x^{2} - 6 \, x + 9\right ) + 2 \,{\left (4 \, x^{2} - 6 \, x + 9\right )} \log \left (2 \, x + 3\right ) - 6 \,{\left (4 \, x^{2} - 6 \, x + 9\right )} \log \left (2 \, x - 3\right ) + 36 \, x}{157464 \,{\left (4 \, x^{2} - 6 \, x + 9\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.284686, size = 82, normalized size = 0.89 \begin{align*} \frac{x}{17496 x^{2} - 26244 x + 39366} - \frac{\log{\left (x - \frac{3}{2} \right )}}{26244} + \frac{\log{\left (x + \frac{3}{2} \right )}}{78732} - \frac{\log{\left (x^{2} - \frac{3 x}{2} + \frac{9}{4} \right )}}{157464} + \frac{\log{\left (4 x^{2} + 6 x + 9 \right )}}{52488} + \frac{\sqrt{3} \operatorname{atan}{\left (\frac{4 \sqrt{3} x}{9} - \frac{\sqrt{3}}{3} \right )}}{13122} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.05603, size = 103, normalized size = 1.12 \begin{align*} \frac{1}{13122} \, \sqrt{3} \arctan \left (\frac{1}{9} \, \sqrt{3}{\left (4 \, x - 3\right )}\right ) + \frac{x}{4374 \,{\left (4 \, x^{2} - 6 \, x + 9\right )}} + \frac{1}{52488} \, \log \left (4 \, x^{2} + 6 \, x + 9\right ) - \frac{1}{157464} \, \log \left (4 \, x^{2} - 6 \, x + 9\right ) + \frac{1}{78732} \, \log \left ({\left | 2 \, x + 3 \right |}\right ) - \frac{1}{26244} \, \log \left ({\left | 2 \, x - 3 \right |}\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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