Integrand size = 81, antiderivative size = 21 \[ \int \frac {20 e^{2 x} x+4 x^2+\left (8+5 e^{2 x}+x^2\right ) \log \left (\frac {1}{5} \left (8+5 e^{2 x}+x^2\right )\right )}{\left (8 x+5 e^{2 x} x+x^3\right ) \log \left (\frac {1}{5} \left (8+5 e^{2 x}+x^2\right )\right )} \, dx=\log \left (x \log ^2\left (e^{2 x}+\frac {1}{5} \left (8+x^2\right )\right )\right ) \]
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Time = 0.25 (sec) , antiderivative size = 23, normalized size of antiderivative = 1.10, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.025, Rules used = {6820, 6816} \[ \int \frac {20 e^{2 x} x+4 x^2+\left (8+5 e^{2 x}+x^2\right ) \log \left (\frac {1}{5} \left (8+5 e^{2 x}+x^2\right )\right )}{\left (8 x+5 e^{2 x} x+x^3\right ) \log \left (\frac {1}{5} \left (8+5 e^{2 x}+x^2\right )\right )} \, dx=2 \log \left (\log \left (\frac {1}{5} \left (x^2+5 e^{2 x}+8\right )\right )\right )+\log (x) \]
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Rule 6816
Rule 6820
Rubi steps \begin{align*} \text {integral}& = \int \left (\frac {1}{x}+\frac {4 \left (5 e^{2 x}+x\right )}{\left (8+5 e^{2 x}+x^2\right ) \log \left (\frac {1}{5} \left (8+5 e^{2 x}+x^2\right )\right )}\right ) \, dx \\ & = \log (x)+4 \int \frac {5 e^{2 x}+x}{\left (8+5 e^{2 x}+x^2\right ) \log \left (\frac {1}{5} \left (8+5 e^{2 x}+x^2\right )\right )} \, dx \\ & = \log (x)+2 \log \left (\log \left (\frac {1}{5} \left (8+5 e^{2 x}+x^2\right )\right )\right ) \\ \end{align*}
Time = 0.22 (sec) , antiderivative size = 23, normalized size of antiderivative = 1.10 \[ \int \frac {20 e^{2 x} x+4 x^2+\left (8+5 e^{2 x}+x^2\right ) \log \left (\frac {1}{5} \left (8+5 e^{2 x}+x^2\right )\right )}{\left (8 x+5 e^{2 x} x+x^3\right ) \log \left (\frac {1}{5} \left (8+5 e^{2 x}+x^2\right )\right )} \, dx=\log (x)+2 \log \left (\log \left (\frac {1}{5} \left (8+5 e^{2 x}+x^2\right )\right )\right ) \]
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Time = 0.12 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.90
method | result | size |
risch | \(\ln \left (x \right )+2 \ln \left (\ln \left ({\mathrm e}^{2 x}+\frac {x^{2}}{5}+\frac {8}{5}\right )\right )\) | \(19\) |
parallelrisch | \(\ln \left (x \right )+2 \ln \left (\ln \left ({\mathrm e}^{2 x}+\frac {x^{2}}{5}+\frac {8}{5}\right )\right )\) | \(19\) |
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Time = 0.25 (sec) , antiderivative size = 18, normalized size of antiderivative = 0.86 \[ \int \frac {20 e^{2 x} x+4 x^2+\left (8+5 e^{2 x}+x^2\right ) \log \left (\frac {1}{5} \left (8+5 e^{2 x}+x^2\right )\right )}{\left (8 x+5 e^{2 x} x+x^3\right ) \log \left (\frac {1}{5} \left (8+5 e^{2 x}+x^2\right )\right )} \, dx=\log \left (x\right ) + 2 \, \log \left (\log \left (\frac {1}{5} \, x^{2} + e^{\left (2 \, x\right )} + \frac {8}{5}\right )\right ) \]
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Time = 0.13 (sec) , antiderivative size = 20, normalized size of antiderivative = 0.95 \[ \int \frac {20 e^{2 x} x+4 x^2+\left (8+5 e^{2 x}+x^2\right ) \log \left (\frac {1}{5} \left (8+5 e^{2 x}+x^2\right )\right )}{\left (8 x+5 e^{2 x} x+x^3\right ) \log \left (\frac {1}{5} \left (8+5 e^{2 x}+x^2\right )\right )} \, dx=\log {\left (x \right )} + 2 \log {\left (\log {\left (\frac {x^{2}}{5} + e^{2 x} + \frac {8}{5} \right )} \right )} \]
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Time = 0.32 (sec) , antiderivative size = 23, normalized size of antiderivative = 1.10 \[ \int \frac {20 e^{2 x} x+4 x^2+\left (8+5 e^{2 x}+x^2\right ) \log \left (\frac {1}{5} \left (8+5 e^{2 x}+x^2\right )\right )}{\left (8 x+5 e^{2 x} x+x^3\right ) \log \left (\frac {1}{5} \left (8+5 e^{2 x}+x^2\right )\right )} \, dx=\log \left (x\right ) + 2 \, \log \left (-\log \left (5\right ) + \log \left (x^{2} + 5 \, e^{\left (2 \, x\right )} + 8\right )\right ) \]
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Time = 0.29 (sec) , antiderivative size = 18, normalized size of antiderivative = 0.86 \[ \int \frac {20 e^{2 x} x+4 x^2+\left (8+5 e^{2 x}+x^2\right ) \log \left (\frac {1}{5} \left (8+5 e^{2 x}+x^2\right )\right )}{\left (8 x+5 e^{2 x} x+x^3\right ) \log \left (\frac {1}{5} \left (8+5 e^{2 x}+x^2\right )\right )} \, dx=\log \left (x\right ) + 2 \, \log \left (\log \left (\frac {1}{5} \, x^{2} + e^{\left (2 \, x\right )} + \frac {8}{5}\right )\right ) \]
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Time = 8.42 (sec) , antiderivative size = 18, normalized size of antiderivative = 0.86 \[ \int \frac {20 e^{2 x} x+4 x^2+\left (8+5 e^{2 x}+x^2\right ) \log \left (\frac {1}{5} \left (8+5 e^{2 x}+x^2\right )\right )}{\left (8 x+5 e^{2 x} x+x^3\right ) \log \left (\frac {1}{5} \left (8+5 e^{2 x}+x^2\right )\right )} \, dx=2\,\ln \left (\ln \left ({\mathrm {e}}^{2\,x}+\frac {x^2}{5}+\frac {8}{5}\right )\right )+\ln \left (x\right ) \]
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