Integrand size = 49, antiderivative size = 28 \[ \int \frac {x^2+e^{\frac {5+x}{x}} (20+10 x) \log (3)+\left (-2 x-x^2\right ) \log (3)}{\left (2 x^2+x^3\right ) \log (3)} \, dx=\frac {3}{8}-2 e^{\frac {5+x}{x}}-\log (x)+\frac {\log (2+x)}{\log (3)} \]
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Time = 0.22 (sec) , antiderivative size = 25, normalized size of antiderivative = 0.89, number of steps used = 5, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.082, Rules used = {12, 1607, 6820, 2240} \[ \int \frac {x^2+e^{\frac {5+x}{x}} (20+10 x) \log (3)+\left (-2 x-x^2\right ) \log (3)}{\left (2 x^2+x^3\right ) \log (3)} \, dx=-2 e^{\frac {5}{x}+1}-\log (x)+\frac {\log (x+2)}{\log (3)} \]
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Rule 12
Rule 1607
Rule 2240
Rule 6820
Rubi steps \begin{align*} \text {integral}& = \frac {\int \frac {x^2+e^{\frac {5+x}{x}} (20+10 x) \log (3)+\left (-2 x-x^2\right ) \log (3)}{2 x^2+x^3} \, dx}{\log (3)} \\ & = \frac {\int \frac {x^2+e^{\frac {5+x}{x}} (20+10 x) \log (3)+\left (-2 x-x^2\right ) \log (3)}{x^2 (2+x)} \, dx}{\log (3)} \\ & = \frac {\int \left (\frac {1}{2+x}+\frac {10 e^{1+\frac {5}{x}} \log (3)}{x^2}-\frac {\log (3)}{x}\right ) \, dx}{\log (3)} \\ & = -\log (x)+\frac {\log (2+x)}{\log (3)}+10 \int \frac {e^{1+\frac {5}{x}}}{x^2} \, dx \\ & = -2 e^{1+\frac {5}{x}}-\log (x)+\frac {\log (2+x)}{\log (3)} \\ \end{align*}
Time = 0.05 (sec) , antiderivative size = 29, normalized size of antiderivative = 1.04 \[ \int \frac {x^2+e^{\frac {5+x}{x}} (20+10 x) \log (3)+\left (-2 x-x^2\right ) \log (3)}{\left (2 x^2+x^3\right ) \log (3)} \, dx=-2 e^{1+\frac {5}{x}}-\log (x)+\frac {\log (x \log (3)+\log (9))}{\log (3)} \]
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Time = 0.50 (sec) , antiderivative size = 25, normalized size of antiderivative = 0.89
method | result | size |
norman | \(-2 \,{\mathrm e}^{\frac {5+x}{x}}+\frac {\ln \left (2+x \right )}{\ln \left (3\right )}-\ln \left (x \right )\) | \(25\) |
parts | \(-2 \,{\mathrm e}^{\frac {5+x}{x}}+\frac {\ln \left (2+x \right )}{\ln \left (3\right )}-\ln \left (x \right )\) | \(25\) |
risch | \(\frac {\ln \left (-2-x \right )}{\ln \left (3\right )}-\ln \left (x \right )-2 \,{\mathrm e}^{\frac {5+x}{x}}\) | \(27\) |
parallelrisch | \(\frac {-\ln \left (3\right ) \ln \left (x \right )-2 \ln \left (3\right ) {\mathrm e}^{\frac {5+x}{x}}+\ln \left (2+x \right )}{\ln \left (3\right )}\) | \(29\) |
default | \(\frac {\ln \left (5+\frac {10}{x}\right )-\ln \left (\frac {5}{x}\right )+125 \ln \left (3\right ) \left (-\frac {\ln \left (5+\frac {10}{x}\right )}{125}+\frac {\ln \left (\frac {5}{x}\right )}{125}\right )+\ln \left (3\right ) \ln \left (5+\frac {10}{x}\right )-2 \ln \left (3\right ) {\mathrm e}^{1+\frac {5}{x}}}{\ln \left (3\right )}\) | \(69\) |
derivativedivides | \(-\frac {-\ln \left (5+\frac {10}{x}\right )+\ln \left (\frac {5}{x}\right )-125 \ln \left (3\right ) \left (-\frac {\ln \left (5+\frac {10}{x}\right )}{125}+\frac {\ln \left (\frac {5}{x}\right )}{125}\right )-\ln \left (3\right ) \ln \left (5+\frac {10}{x}\right )+2 \ln \left (3\right ) {\mathrm e}^{1+\frac {5}{x}}}{\ln \left (3\right )}\) | \(71\) |
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Time = 0.40 (sec) , antiderivative size = 30, normalized size of antiderivative = 1.07 \[ \int \frac {x^2+e^{\frac {5+x}{x}} (20+10 x) \log (3)+\left (-2 x-x^2\right ) \log (3)}{\left (2 x^2+x^3\right ) \log (3)} \, dx=-\frac {2 \, e^{\left (\frac {x + 5}{x}\right )} \log \left (3\right ) + \log \left (3\right ) \log \left (x\right ) - \log \left (x + 2\right )}{\log \left (3\right )} \]
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Time = 0.39 (sec) , antiderivative size = 29, normalized size of antiderivative = 1.04 \[ \int \frac {x^2+e^{\frac {5+x}{x}} (20+10 x) \log (3)+\left (-2 x-x^2\right ) \log (3)}{\left (2 x^2+x^3\right ) \log (3)} \, dx=- 2 e^{\frac {x + 5}{x}} - \log {\left (x \right )} + \frac {\log {\left (x + \frac {2 + 2 \log {\left (3 \right )}}{1 + \log {\left (3 \right )}} \right )}}{\log {\left (3 \right )}} \]
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Time = 0.33 (sec) , antiderivative size = 42, normalized size of antiderivative = 1.50 \[ \int \frac {x^2+e^{\frac {5+x}{x}} (20+10 x) \log (3)+\left (-2 x-x^2\right ) \log (3)}{\left (2 x^2+x^3\right ) \log (3)} \, dx=\frac {{\left (\log \left (x + 2\right ) - \log \left (x\right )\right )} \log \left (3\right ) - 2 \, e^{\left (\frac {5}{x} + 1\right )} \log \left (3\right ) - \log \left (3\right ) \log \left (x + 2\right ) + \log \left (x + 2\right )}{\log \left (3\right )} \]
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Leaf count of result is larger than twice the leaf count of optimal. 56 vs. \(2 (25) = 50\).
Time = 0.29 (sec) , antiderivative size = 56, normalized size of antiderivative = 2.00 \[ \int \frac {x^2+e^{\frac {5+x}{x}} (20+10 x) \log (3)+\left (-2 x-x^2\right ) \log (3)}{\left (2 x^2+x^3\right ) \log (3)} \, dx=-\frac {2 \, e^{\left (\frac {x + 5}{x}\right )} \log \left (3\right ) - \log \left (3\right ) \log \left (\frac {x + 5}{x} - 1\right ) - \log \left (\frac {2 \, {\left (x + 5\right )}}{x} + 3\right ) + \log \left (\frac {x + 5}{x} - 1\right )}{\log \left (3\right )} \]
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Time = 12.50 (sec) , antiderivative size = 24, normalized size of antiderivative = 0.86 \[ \int \frac {x^2+e^{\frac {5+x}{x}} (20+10 x) \log (3)+\left (-2 x-x^2\right ) \log (3)}{\left (2 x^2+x^3\right ) \log (3)} \, dx=\frac {\ln \left (x+2\right )}{\ln \left (3\right )}-2\,\mathrm {e}\,{\mathrm {e}}^{5/x}-\ln \left (x\right ) \]
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