Integrand size = 68, antiderivative size = 36 \[ \int \frac {-5 e^x x^2 \log (5)+\left (-24-5 x^2\right ) \log (5)+20 \log (5) \log (x)}{x^2+5 e^x x^2 \log (5)+\left (-4 x+15 x^2+5 x^3\right ) \log (5)+20 x \log (5) \log (x)} \, dx=\log \left (\frac {3}{4 \left (3+e^x+x-\frac {\frac {1}{5} \left (4-\frac {x}{\log (5)}\right )-4 \log (x)}{x}\right )}\right ) \]
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\[ \int \frac {-5 e^x x^2 \log (5)+\left (-24-5 x^2\right ) \log (5)+20 \log (5) \log (x)}{x^2+5 e^x x^2 \log (5)+\left (-4 x+15 x^2+5 x^3\right ) \log (5)+20 x \log (5) \log (x)} \, dx=\int \frac {-5 e^x x^2 \log (5)+\left (-24-5 x^2\right ) \log (5)+20 \log (5) \log (x)}{x^2+5 e^x x^2 \log (5)+\left (-4 x+15 x^2+5 x^3\right ) \log (5)+20 x \log (5) \log (x)} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = \int \frac {\log (5) \left (-24-5 x^2-5 e^x x^2+20 \log (x)\right )}{x^2+5 e^x x^2 \log (5)+\left (-4 x+15 x^2+5 x^3\right ) \log (5)+20 x \log (5) \log (x)} \, dx \\ & = \log (5) \int \frac {-24-5 x^2-5 e^x x^2+20 \log (x)}{x^2+5 e^x x^2 \log (5)+\left (-4 x+15 x^2+5 x^3\right ) \log (5)+20 x \log (5) \log (x)} \, dx \\ & = \log (5) \int \left (-\frac {1}{\log (5)}+\frac {24 \log (5)+4 x \log (5)-5 x^3 \log (5)-x^2 (1+10 \log (5))-20 \log (5) \log (x)-20 x \log (5) \log (x)}{x \log (5) \left (4 \log (5)-5 e^x x \log (5)-5 x^2 \log (5)-x (1+15 \log (5))-20 \log (5) \log (x)\right )}\right ) \, dx \\ & = -x+\int \frac {24 \log (5)+4 x \log (5)-5 x^3 \log (5)-x^2 (1+10 \log (5))-20 \log (5) \log (x)-20 x \log (5) \log (x)}{x \left (4 \log (5)-5 e^x x \log (5)-5 x^2 \log (5)-x (1+15 \log (5))-20 \log (5) \log (x)\right )} \, dx \\ & = -x+\int \left (\frac {x (-1-10 \log (5))}{4 \log (5)-5 e^x x \log (5)-5 x^2 \log (5)-x (1+15 \log (5))-20 \log (5) \log (x)}+\frac {4 \log (5)}{4 \log (5)-5 e^x x \log (5)-5 x^2 \log (5)-x (1+15 \log (5))-20 \log (5) \log (x)}+\frac {24 \log (5)}{x \left (4 \log (5)-5 e^x x \log (5)-5 x^2 \log (5)-x (1+15 \log (5))-20 \log (5) \log (x)\right )}+\frac {5 x^2 \log (5)}{-4 \log (5)+5 e^x x \log (5)+5 x^2 \log (5)+x (1+15 \log (5))+20 \log (5) \log (x)}+\frac {20 \log (5) \log (x)}{-4 \log (5)+5 e^x x \log (5)+5 x^2 \log (5)+x (1+15 \log (5))+20 \log (5) \log (x)}+\frac {20 \log (5) \log (x)}{x \left (-4 \log (5)+5 e^x x \log (5)+5 x^2 \log (5)+x (1+15 \log (5))+20 \log (5) \log (x)\right )}\right ) \, dx \\ & = -x+(-1-10 \log (5)) \int \frac {x}{4 \log (5)-5 e^x x \log (5)-5 x^2 \log (5)-x (1+15 \log (5))-20 \log (5) \log (x)} \, dx+(4 \log (5)) \int \frac {1}{4 \log (5)-5 e^x x \log (5)-5 x^2 \log (5)-x (1+15 \log (5))-20 \log (5) \log (x)} \, dx+(5 \log (5)) \int \frac {x^2}{-4 \log (5)+5 e^x x \log (5)+5 x^2 \log (5)+x (1+15 \log (5))+20 \log (5) \log (x)} \, dx+(20 \log (5)) \int \frac {\log (x)}{-4 \log (5)+5 e^x x \log (5)+5 x^2 \log (5)+x (1+15 \log (5))+20 \log (5) \log (x)} \, dx+(20 \log (5)) \int \frac {\log (x)}{x \left (-4 \log (5)+5 e^x x \log (5)+5 x^2 \log (5)+x (1+15 \log (5))+20 \log (5) \log (x)\right )} \, dx+(24 \log (5)) \int \frac {1}{x \left (4 \log (5)-5 e^x x \log (5)-5 x^2 \log (5)-x (1+15 \log (5))-20 \log (5) \log (x)\right )} \, dx \\ \end{align*}
Time = 1.38 (sec) , antiderivative size = 51, normalized size of antiderivative = 1.42 \[ \int \frac {-5 e^x x^2 \log (5)+\left (-24-5 x^2\right ) \log (5)+20 \log (5) \log (x)}{x^2+5 e^x x^2 \log (5)+\left (-4 x+15 x^2+5 x^3\right ) \log (5)+20 x \log (5) \log (x)} \, dx=-\log (5) \left (-\frac {\log (x)}{\log (5)}+\frac {\log \left (x-4 \log (5)+15 x \log (5)+5 e^x x \log (5)+5 x^2 \log (5)+20 \log (5) \log (x)\right )}{\log (5)}\right ) \]
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Time = 1.03 (sec) , antiderivative size = 38, normalized size of antiderivative = 1.06
method | result | size |
norman | \(\ln \left (x \right )-\ln \left (5 x \,{\mathrm e}^{x} \ln \left (5\right )+5 x^{2} \ln \left (5\right )+20 \ln \left (5\right ) \ln \left (x \right )+15 x \ln \left (5\right )-4 \ln \left (5\right )+x \right )\) | \(38\) |
risch | \(\ln \left (x \right )-\ln \left (\ln \left (x \right )+\frac {5 x^{2} \ln \left (5\right )+5 x \,{\mathrm e}^{x} \ln \left (5\right )+15 x \ln \left (5\right )-4 \ln \left (5\right )+x}{20 \ln \left (5\right )}\right )\) | \(41\) |
parallelrisch | \(-\ln \left (\frac {5 x \,{\mathrm e}^{x} \ln \left (5\right )+5 x^{2} \ln \left (5\right )+20 \ln \left (5\right ) \ln \left (x \right )+15 x \ln \left (5\right )-4 \ln \left (5\right )+x}{5 \ln \left (5\right )}\right )+\ln \left (x \right )\) | \(44\) |
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Time = 0.25 (sec) , antiderivative size = 34, normalized size of antiderivative = 0.94 \[ \int \frac {-5 e^x x^2 \log (5)+\left (-24-5 x^2\right ) \log (5)+20 \log (5) \log (x)}{x^2+5 e^x x^2 \log (5)+\left (-4 x+15 x^2+5 x^3\right ) \log (5)+20 x \log (5) \log (x)} \, dx=-\log \left (5 \, x e^{x} \log \left (5\right ) + {\left (5 \, x^{2} + 15 \, x - 4\right )} \log \left (5\right ) + 20 \, \log \left (5\right ) \log \left (x\right ) + x\right ) + \log \left (x\right ) \]
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Time = 0.18 (sec) , antiderivative size = 42, normalized size of antiderivative = 1.17 \[ \int \frac {-5 e^x x^2 \log (5)+\left (-24-5 x^2\right ) \log (5)+20 \log (5) \log (x)}{x^2+5 e^x x^2 \log (5)+\left (-4 x+15 x^2+5 x^3\right ) \log (5)+20 x \log (5) \log (x)} \, dx=- \log {\left (e^{x} + \frac {5 x^{2} \log {\left (5 \right )} + x + 15 x \log {\left (5 \right )} + 20 \log {\left (5 \right )} \log {\left (x \right )} - 4 \log {\left (5 \right )}}{5 x \log {\left (5 \right )}} \right )} \]
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Time = 0.30 (sec) , antiderivative size = 45, normalized size of antiderivative = 1.25 \[ \int \frac {-5 e^x x^2 \log (5)+\left (-24-5 x^2\right ) \log (5)+20 \log (5) \log (x)}{x^2+5 e^x x^2 \log (5)+\left (-4 x+15 x^2+5 x^3\right ) \log (5)+20 x \log (5) \log (x)} \, dx=-\log \left (\frac {5 \, x^{2} \log \left (5\right ) + 5 \, x e^{x} \log \left (5\right ) + x {\left (15 \, \log \left (5\right ) + 1\right )} + 20 \, \log \left (5\right ) \log \left (x\right ) - 4 \, \log \left (5\right )}{5 \, x \log \left (5\right )}\right ) \]
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Time = 0.25 (sec) , antiderivative size = 37, normalized size of antiderivative = 1.03 \[ \int \frac {-5 e^x x^2 \log (5)+\left (-24-5 x^2\right ) \log (5)+20 \log (5) \log (x)}{x^2+5 e^x x^2 \log (5)+\left (-4 x+15 x^2+5 x^3\right ) \log (5)+20 x \log (5) \log (x)} \, dx=-\log \left (5 \, x^{2} \log \left (5\right ) + 5 \, x e^{x} \log \left (5\right ) + 15 \, x \log \left (5\right ) + 20 \, \log \left (5\right ) \log \left (x\right ) + x - 4 \, \log \left (5\right )\right ) + \log \left (x\right ) \]
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Timed out. \[ \int \frac {-5 e^x x^2 \log (5)+\left (-24-5 x^2\right ) \log (5)+20 \log (5) \log (x)}{x^2+5 e^x x^2 \log (5)+\left (-4 x+15 x^2+5 x^3\right ) \log (5)+20 x \log (5) \log (x)} \, dx=\int -\frac {\ln \left (5\right )\,\left (5\,x^2+24\right )-20\,\ln \left (5\right )\,\ln \left (x\right )+5\,x^2\,{\mathrm {e}}^x\,\ln \left (5\right )}{\ln \left (5\right )\,\left (5\,x^3+15\,x^2-4\,x\right )+x^2+20\,x\,\ln \left (5\right )\,\ln \left (x\right )+5\,x^2\,{\mathrm {e}}^x\,\ln \left (5\right )} \,d x \]
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