Optimal. Leaf size=56 \[ -\frac {1}{64 x^4}+\frac {1}{16 x^3}-\frac {27}{128 x^2}+\frac {27}{32 x}+\frac {81}{128 (3 x+2)}+\frac {405 \log (x)}{256}-\frac {405}{256} \log (3 x+2) \]
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Rubi [A] time = 0.02, antiderivative size = 56, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, integrand size = 11, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.091, Rules used = {44} \[ -\frac {27}{128 x^2}+\frac {1}{16 x^3}-\frac {1}{64 x^4}+\frac {27}{32 x}+\frac {81}{128 (3 x+2)}+\frac {405 \log (x)}{256}-\frac {405}{256} \log (3 x+2) \]
Antiderivative was successfully verified.
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Rule 44
Rubi steps
\begin {align*} \int \frac {1}{x^5 (4+6 x)^2} \, dx &=\int \left (\frac {1}{16 x^5}-\frac {3}{16 x^4}+\frac {27}{64 x^3}-\frac {27}{32 x^2}+\frac {405}{256 x}-\frac {243}{128 (2+3 x)^2}-\frac {1215}{256 (2+3 x)}\right ) \, dx\\ &=-\frac {1}{64 x^4}+\frac {1}{16 x^3}-\frac {27}{128 x^2}+\frac {27}{32 x}+\frac {81}{128 (2+3 x)}+\frac {405 \log (x)}{256}-\frac {405}{256} \log (2+3 x)\\ \end {align*}
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Mathematica [A] time = 0.01, size = 56, normalized size = 1.00 \[ -\frac {1}{64 x^4}+\frac {1}{16 x^3}-\frac {27}{128 x^2}+\frac {27}{32 x}+\frac {81}{128 (3 x+2)}+\frac {405 \log (x)}{256}-\frac {405}{256} \log (3 x+2) \]
Antiderivative was successfully verified.
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fricas [A] time = 0.49, size = 69, normalized size = 1.23 \[ \frac {810 \, x^{4} + 270 \, x^{3} - 60 \, x^{2} - 405 \, {\left (3 \, x^{5} + 2 \, x^{4}\right )} \log \left (3 \, x + 2\right ) + 405 \, {\left (3 \, x^{5} + 2 \, x^{4}\right )} \log \relax (x) + 20 \, x - 8}{256 \, {\left (3 \, x^{5} + 2 \, x^{4}\right )}} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 1.15, size = 69, normalized size = 1.23 \[ \frac {81}{128 \, {\left (3 \, x + 2\right )}} - \frac {27 \, {\left (\frac {520}{3 \, x + 2} - \frac {1200}{{\left (3 \, x + 2\right )}^{2}} + \frac {960}{{\left (3 \, x + 2\right )}^{3}} - 77\right )}}{1024 \, {\left (\frac {2}{3 \, x + 2} - 1\right )}^{4}} + \frac {405}{256} \, \log \left ({\left | -\frac {2}{3 \, x + 2} + 1 \right |}\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.01, size = 43, normalized size = 0.77 \[ \frac {405 \ln \relax (x )}{256}-\frac {405 \ln \left (3 x +2\right )}{256}+\frac {27}{32 x}-\frac {27}{128 x^{2}}+\frac {1}{16 x^{3}}-\frac {1}{64 x^{4}}+\frac {81}{128 \left (3 x +2\right )} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 1.36, size = 48, normalized size = 0.86 \[ \frac {405 \, x^{4} + 135 \, x^{3} - 30 \, x^{2} + 10 \, x - 4}{128 \, {\left (3 \, x^{5} + 2 \, x^{4}\right )}} - \frac {405}{256} \, \log \left (3 \, x + 2\right ) + \frac {405}{256} \, \log \relax (x) \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.09, size = 41, normalized size = 0.73 \[ \frac {\frac {135\,x^4}{128}+\frac {45\,x^3}{128}-\frac {5\,x^2}{64}+\frac {5\,x}{192}-\frac {1}{96}}{x^5+\frac {2\,x^4}{3}}-\frac {405\,\mathrm {atanh}\left (3\,x+1\right )}{128} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 0.18, size = 46, normalized size = 0.82 \[ \frac {405 \log {\relax (x )}}{256} - \frac {405 \log {\left (x + \frac {2}{3} \right )}}{256} + \frac {405 x^{4} + 135 x^{3} - 30 x^{2} + 10 x - 4}{384 x^{5} + 256 x^{4}} \]
Verification of antiderivative is not currently implemented for this CAS.
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