Integrand size = 71, antiderivative size = 20 \[ \int \frac {e^x (1+(1-x) \log (5))+e^x (1-x) \log (x)}{-e^x x \log (5)+x^2 \log ^2(5)+\left (-e^x x+2 x^2 \log (5)\right ) \log (x)+x^2 \log ^2(x)} \, dx=\log \left (-95 \left (-2+\frac {2 e^x}{x (\log (5)+\log (x))}\right )\right ) \]
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\[ \int \frac {e^x (1+(1-x) \log (5))+e^x (1-x) \log (x)}{-e^x x \log (5)+x^2 \log ^2(5)+\left (-e^x x+2 x^2 \log (5)\right ) \log (x)+x^2 \log ^2(x)} \, dx=\int \frac {e^x (1+(1-x) \log (5))+e^x (1-x) \log (x)}{-e^x x \log (5)+x^2 \log ^2(5)+\left (-e^x x+2 x^2 \log (5)\right ) \log (x)+x^2 \log ^2(x)} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = \int \frac {e^x (-1+x \log (5)+x \log (x)-\log (5 x))}{x \left (e^x-x \log (5)-x \log (x)\right ) \log (5 x)} \, dx \\ & = \int \left (\frac {e^x}{x \left (-e^x+x \log (5)+x \log (x)\right )}+\frac {e^x}{x \left (-e^x+x \log (5)+x \log (x)\right ) \log (5 x)}-\frac {e^x \log (5)}{\left (-e^x+x \log (5)+x \log (x)\right ) \log (5 x)}-\frac {e^x \log (x)}{\left (-e^x+x \log (5)+x \log (x)\right ) \log (5 x)}\right ) \, dx \\ & = -\left (\log (5) \int \frac {e^x}{\left (-e^x+x \log (5)+x \log (x)\right ) \log (5 x)} \, dx\right )+\int \frac {e^x}{x \left (-e^x+x \log (5)+x \log (x)\right )} \, dx+\int \frac {e^x}{x \left (-e^x+x \log (5)+x \log (x)\right ) \log (5 x)} \, dx-\int \frac {e^x \log (x)}{\left (-e^x+x \log (5)+x \log (x)\right ) \log (5 x)} \, dx \\ \end{align*}
\[ \int \frac {e^x (1+(1-x) \log (5))+e^x (1-x) \log (x)}{-e^x x \log (5)+x^2 \log ^2(5)+\left (-e^x x+2 x^2 \log (5)\right ) \log (x)+x^2 \log ^2(x)} \, dx=\int \frac {e^x (1+(1-x) \log (5))+e^x (1-x) \log (x)}{-e^x x \log (5)+x^2 \log ^2(5)+\left (-e^x x+2 x^2 \log (5)\right ) \log (x)+x^2 \log ^2(x)} \, dx \]
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Time = 1.87 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.35
method | result | size |
risch | \(\ln \left (\ln \left (x \right )+\frac {x \ln \left (5\right )-{\mathrm e}^{x}}{x}\right )-\ln \left (\ln \left (5\right )+\ln \left (x \right )\right )\) | \(27\) |
norman | \(-\ln \left (x \right )-\ln \left (\ln \left (5\right )+\ln \left (x \right )\right )+\ln \left (x \ln \left (5\right )+x \ln \left (x \right )-{\mathrm e}^{x}\right )\) | \(28\) |
parallelrisch | \(-\ln \left (x \right )-\ln \left (\ln \left (5\right )+\ln \left (x \right )\right )+\ln \left (x \ln \left (5\right )+x \ln \left (x \right )-{\mathrm e}^{x}\right )\) | \(28\) |
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Time = 0.25 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.35 \[ \int \frac {e^x (1+(1-x) \log (5))+e^x (1-x) \log (x)}{-e^x x \log (5)+x^2 \log ^2(5)+\left (-e^x x+2 x^2 \log (5)\right ) \log (x)+x^2 \log ^2(x)} \, dx=\log \left (\frac {x \log \left (5\right ) + x \log \left (x\right ) - e^{x}}{x}\right ) - \log \left (\log \left (5\right ) + \log \left (x\right )\right ) \]
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Time = 0.13 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.30 \[ \int \frac {e^x (1+(1-x) \log (5))+e^x (1-x) \log (x)}{-e^x x \log (5)+x^2 \log ^2(5)+\left (-e^x x+2 x^2 \log (5)\right ) \log (x)+x^2 \log ^2(x)} \, dx=- \log {\left (x \right )} - \log {\left (\log {\left (x \right )} + \log {\left (5 \right )} \right )} + \log {\left (- x \log {\left (x \right )} - x \log {\left (5 \right )} + e^{x} \right )} \]
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Time = 0.31 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.35 \[ \int \frac {e^x (1+(1-x) \log (5))+e^x (1-x) \log (x)}{-e^x x \log (5)+x^2 \log ^2(5)+\left (-e^x x+2 x^2 \log (5)\right ) \log (x)+x^2 \log ^2(x)} \, dx=\log \left (-x \log \left (5\right ) - x \log \left (x\right ) + e^{x}\right ) - \log \left (x\right ) - \log \left (\log \left (5\right ) + \log \left (x\right )\right ) \]
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Time = 0.26 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.35 \[ \int \frac {e^x (1+(1-x) \log (5))+e^x (1-x) \log (x)}{-e^x x \log (5)+x^2 \log ^2(5)+\left (-e^x x+2 x^2 \log (5)\right ) \log (x)+x^2 \log ^2(x)} \, dx=\log \left (-x \log \left (5\right ) - x \log \left (x\right ) + e^{x}\right ) - \log \left (x\right ) - \log \left (\log \left (5\right ) + \log \left (x\right )\right ) \]
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Timed out. \[ \int \frac {e^x (1+(1-x) \log (5))+e^x (1-x) \log (x)}{-e^x x \log (5)+x^2 \log ^2(5)+\left (-e^x x+2 x^2 \log (5)\right ) \log (x)+x^2 \log ^2(x)} \, dx=-\int \frac {{\mathrm {e}}^x\,\left (\ln \left (5\right )\,\left (x-1\right )-1\right )+{\mathrm {e}}^x\,\ln \left (x\right )\,\left (x-1\right )}{x^2\,{\ln \left (5\right )}^2+x^2\,{\ln \left (x\right )}^2+\ln \left (x\right )\,\left (2\,x^2\,\ln \left (5\right )-x\,{\mathrm {e}}^x\right )-x\,{\mathrm {e}}^x\,\ln \left (5\right )} \,d x \]
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