Integrand size = 67, antiderivative size = 20 \[ \int \frac {e^4 \left (-2+x-2 x^2\right )}{25 x-10 x^2+11 x^3-2 x^4+x^5+\left (10 x-2 x^2+2 x^3\right ) \log \left (2 x^2\right )+x \log ^2\left (2 x^2\right )} \, dx=\frac {e^4}{5-x+x^2+\log \left (2 x^2\right )} \]
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Time = 0.10 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.045, Rules used = {12, 6820, 6818} \[ \int \frac {e^4 \left (-2+x-2 x^2\right )}{25 x-10 x^2+11 x^3-2 x^4+x^5+\left (10 x-2 x^2+2 x^3\right ) \log \left (2 x^2\right )+x \log ^2\left (2 x^2\right )} \, dx=\frac {e^4}{x^2+\log \left (2 x^2\right )-x+5} \]
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Rule 12
Rule 6818
Rule 6820
Rubi steps \begin{align*} \text {integral}& = e^4 \int \frac {-2+x-2 x^2}{25 x-10 x^2+11 x^3-2 x^4+x^5+\left (10 x-2 x^2+2 x^3\right ) \log \left (2 x^2\right )+x \log ^2\left (2 x^2\right )} \, dx \\ & = e^4 \int \frac {-2+x-2 x^2}{x \left (5-x+x^2+\log \left (2 x^2\right )\right )^2} \, dx \\ & = \frac {e^4}{5-x+x^2+\log \left (2 x^2\right )} \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.00 \[ \int \frac {e^4 \left (-2+x-2 x^2\right )}{25 x-10 x^2+11 x^3-2 x^4+x^5+\left (10 x-2 x^2+2 x^3\right ) \log \left (2 x^2\right )+x \log ^2\left (2 x^2\right )} \, dx=\frac {e^4}{5-x+x^2+\log \left (2 x^2\right )} \]
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Time = 0.71 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.00
method | result | size |
norman | \(\frac {{\mathrm e}^{4}}{x^{2}-x +5+\ln \left (2 x^{2}\right )}\) | \(20\) |
risch | \(\frac {{\mathrm e}^{4}}{x^{2}-x +5+\ln \left (2 x^{2}\right )}\) | \(20\) |
parallelrisch | \(\frac {{\mathrm e}^{4}}{x^{2}-x +5+\ln \left (2 x^{2}\right )}\) | \(20\) |
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Time = 0.25 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.95 \[ \int \frac {e^4 \left (-2+x-2 x^2\right )}{25 x-10 x^2+11 x^3-2 x^4+x^5+\left (10 x-2 x^2+2 x^3\right ) \log \left (2 x^2\right )+x \log ^2\left (2 x^2\right )} \, dx=\frac {e^{4}}{x^{2} - x + \log \left (2 \, x^{2}\right ) + 5} \]
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Time = 0.08 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.75 \[ \int \frac {e^4 \left (-2+x-2 x^2\right )}{25 x-10 x^2+11 x^3-2 x^4+x^5+\left (10 x-2 x^2+2 x^3\right ) \log \left (2 x^2\right )+x \log ^2\left (2 x^2\right )} \, dx=\frac {e^{4}}{x^{2} - x + \log {\left (2 x^{2} \right )} + 5} \]
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Time = 0.30 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.95 \[ \int \frac {e^4 \left (-2+x-2 x^2\right )}{25 x-10 x^2+11 x^3-2 x^4+x^5+\left (10 x-2 x^2+2 x^3\right ) \log \left (2 x^2\right )+x \log ^2\left (2 x^2\right )} \, dx=\frac {e^{4}}{x^{2} - x + \log \left (2\right ) + 2 \, \log \left (x\right ) + 5} \]
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Time = 0.29 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.95 \[ \int \frac {e^4 \left (-2+x-2 x^2\right )}{25 x-10 x^2+11 x^3-2 x^4+x^5+\left (10 x-2 x^2+2 x^3\right ) \log \left (2 x^2\right )+x \log ^2\left (2 x^2\right )} \, dx=\frac {e^{4}}{x^{2} - x + \log \left (2 \, x^{2}\right ) + 5} \]
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Time = 11.72 (sec) , antiderivative size = 54, normalized size of antiderivative = 2.70 \[ \int \frac {e^4 \left (-2+x-2 x^2\right )}{25 x-10 x^2+11 x^3-2 x^4+x^5+\left (10 x-2 x^2+2 x^3\right ) \log \left (2 x^2\right )+x \log ^2\left (2 x^2\right )} \, dx=-\frac {x^2\,\left (\frac {{\mathrm {e}}^4\,\ln \left (2\,x^2\right )}{5}-\frac {{\mathrm {e}}^4\,\left (\ln \left (2\,x^2\right )+5\right )}{5}\right )}{5\,x^2-x^3+x^4+x^2\,\ln \left (2\,x^2\right )} \]
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