Integrand size = 89, antiderivative size = 26 \[ \int \frac {-90 e^x+e^{2 x} (-180-72 x)+\left (180 e^{2 x}+e^x (90+90 x)\right ) \log (x)+\left (50 e^x-40 e^{2 x}\right ) \log ^2(x)}{\left (25+e^x (100+40 x)+e^{2 x} \left (100+80 x+16 x^2\right )\right ) \log ^2(x)} \, dx=\frac {5+\frac {9 x}{\log (x)}}{5+\frac {5 e^{-x}}{2}+2 x} \]
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\[ \int \frac {-90 e^x+e^{2 x} (-180-72 x)+\left (180 e^{2 x}+e^x (90+90 x)\right ) \log (x)+\left (50 e^x-40 e^{2 x}\right ) \log ^2(x)}{\left (25+e^x (100+40 x)+e^{2 x} \left (100+80 x+16 x^2\right )\right ) \log ^2(x)} \, dx=\int \frac {-90 e^x+e^{2 x} (-180-72 x)+\left (180 e^{2 x}+e^x (90+90 x)\right ) \log (x)+\left (50 e^x-40 e^{2 x}\right ) \log ^2(x)}{\left (25+e^x (100+40 x)+e^{2 x} \left (100+80 x+16 x^2\right )\right ) \log ^2(x)} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = \int \frac {2 e^x \left (-45-18 e^x (5+2 x)+45 \left (1+2 e^x+x\right ) \log (x)-5 \left (-5+4 e^x\right ) \log ^2(x)\right )}{\left (5+2 e^x (5+2 x)\right )^2 \log ^2(x)} \, dx \\ & = 2 \int \frac {e^x \left (-45-18 e^x (5+2 x)+45 \left (1+2 e^x+x\right ) \log (x)-5 \left (-5+4 e^x\right ) \log ^2(x)\right )}{\left (5+2 e^x (5+2 x)\right )^2 \log ^2(x)} \, dx \\ & = 2 \int \left (\frac {5 e^x (7+2 x) (9 x+5 \log (x))}{(5+2 x) \left (5+10 e^x+4 e^x x\right )^2 \log (x)}-\frac {e^x \left (45+18 x-45 \log (x)+10 \log ^2(x)\right )}{(5+2 x) \left (5+10 e^x+4 e^x x\right ) \log ^2(x)}\right ) \, dx \\ & = -\left (2 \int \frac {e^x \left (45+18 x-45 \log (x)+10 \log ^2(x)\right )}{(5+2 x) \left (5+10 e^x+4 e^x x\right ) \log ^2(x)} \, dx\right )+10 \int \frac {e^x (7+2 x) (9 x+5 \log (x))}{(5+2 x) \left (5+10 e^x+4 e^x x\right )^2 \log (x)} \, dx \\ & = -\left (2 \int \left (\frac {10 e^x}{(5+2 x) \left (5+10 e^x+4 e^x x\right )}+\frac {45 e^x}{(5+2 x) \left (5+10 e^x+4 e^x x\right ) \log ^2(x)}+\frac {18 e^x x}{(5+2 x) \left (5+10 e^x+4 e^x x\right ) \log ^2(x)}-\frac {45 e^x}{(5+2 x) \left (5+10 e^x+4 e^x x\right ) \log (x)}\right ) \, dx\right )+10 \int \left (\frac {e^x (9 x+5 \log (x))}{\left (5+10 e^x+4 e^x x\right )^2 \log (x)}+\frac {2 e^x (9 x+5 \log (x))}{(5+2 x) \left (5+10 e^x+4 e^x x\right )^2 \log (x)}\right ) \, dx \\ & = 10 \int \frac {e^x (9 x+5 \log (x))}{\left (5+10 e^x+4 e^x x\right )^2 \log (x)} \, dx-20 \int \frac {e^x}{(5+2 x) \left (5+10 e^x+4 e^x x\right )} \, dx+20 \int \frac {e^x (9 x+5 \log (x))}{(5+2 x) \left (5+10 e^x+4 e^x x\right )^2 \log (x)} \, dx-36 \int \frac {e^x x}{(5+2 x) \left (5+10 e^x+4 e^x x\right ) \log ^2(x)} \, dx-90 \int \frac {e^x}{(5+2 x) \left (5+10 e^x+4 e^x x\right ) \log ^2(x)} \, dx+90 \int \frac {e^x}{(5+2 x) \left (5+10 e^x+4 e^x x\right ) \log (x)} \, dx \\ & = 10 \int \left (\frac {5 e^x}{\left (5+10 e^x+4 e^x x\right )^2}+\frac {9 e^x x}{\left (5+10 e^x+4 e^x x\right )^2 \log (x)}\right ) \, dx-20 \int \frac {e^x}{(5+2 x) \left (5+10 e^x+4 e^x x\right )} \, dx+20 \int \left (\frac {5 e^x}{(5+2 x) \left (5+10 e^x+4 e^x x\right )^2}+\frac {9 e^x x}{(5+2 x) \left (5+10 e^x+4 e^x x\right )^2 \log (x)}\right ) \, dx-36 \int \left (\frac {e^x}{2 \left (5+10 e^x+4 e^x x\right ) \log ^2(x)}-\frac {5 e^x}{2 (5+2 x) \left (5+10 e^x+4 e^x x\right ) \log ^2(x)}\right ) \, dx-90 \int \frac {e^x}{(5+2 x) \left (5+10 e^x+4 e^x x\right ) \log ^2(x)} \, dx+90 \int \frac {e^x}{(5+2 x) \left (5+10 e^x+4 e^x x\right ) \log (x)} \, dx \\ & = -\left (18 \int \frac {e^x}{\left (5+10 e^x+4 e^x x\right ) \log ^2(x)} \, dx\right )-20 \int \frac {e^x}{(5+2 x) \left (5+10 e^x+4 e^x x\right )} \, dx+50 \int \frac {e^x}{\left (5+10 e^x+4 e^x x\right )^2} \, dx+90 \int \frac {e^x x}{\left (5+10 e^x+4 e^x x\right )^2 \log (x)} \, dx+90 \int \frac {e^x}{(5+2 x) \left (5+10 e^x+4 e^x x\right ) \log (x)} \, dx+100 \int \frac {e^x}{(5+2 x) \left (5+10 e^x+4 e^x x\right )^2} \, dx+180 \int \frac {e^x x}{(5+2 x) \left (5+10 e^x+4 e^x x\right )^2 \log (x)} \, dx \\ & = -\left (18 \int \frac {e^x}{\left (5+10 e^x+4 e^x x\right ) \log ^2(x)} \, dx\right )-20 \int \frac {e^x}{(5+2 x) \left (5+10 e^x+4 e^x x\right )} \, dx+50 \int \frac {e^x}{\left (5+10 e^x+4 e^x x\right )^2} \, dx+90 \int \frac {e^x x}{\left (5+10 e^x+4 e^x x\right )^2 \log (x)} \, dx+90 \int \frac {e^x}{(5+2 x) \left (5+10 e^x+4 e^x x\right ) \log (x)} \, dx+100 \int \frac {e^x}{(5+2 x) \left (5+10 e^x+4 e^x x\right )^2} \, dx+180 \int \left (\frac {e^x}{2 \left (5+10 e^x+4 e^x x\right )^2 \log (x)}-\frac {5 e^x}{2 (5+2 x) \left (5+10 e^x+4 e^x x\right )^2 \log (x)}\right ) \, dx \\ & = -\left (18 \int \frac {e^x}{\left (5+10 e^x+4 e^x x\right ) \log ^2(x)} \, dx\right )-20 \int \frac {e^x}{(5+2 x) \left (5+10 e^x+4 e^x x\right )} \, dx+50 \int \frac {e^x}{\left (5+10 e^x+4 e^x x\right )^2} \, dx+90 \int \frac {e^x}{\left (5+10 e^x+4 e^x x\right )^2 \log (x)} \, dx+90 \int \frac {e^x x}{\left (5+10 e^x+4 e^x x\right )^2 \log (x)} \, dx+90 \int \frac {e^x}{(5+2 x) \left (5+10 e^x+4 e^x x\right ) \log (x)} \, dx+100 \int \frac {e^x}{(5+2 x) \left (5+10 e^x+4 e^x x\right )^2} \, dx-450 \int \frac {e^x}{(5+2 x) \left (5+10 e^x+4 e^x x\right )^2 \log (x)} \, dx \\ \end{align*}
Time = 5.08 (sec) , antiderivative size = 31, normalized size of antiderivative = 1.19 \[ \int \frac {-90 e^x+e^{2 x} (-180-72 x)+\left (180 e^{2 x}+e^x (90+90 x)\right ) \log (x)+\left (50 e^x-40 e^{2 x}\right ) \log ^2(x)}{\left (25+e^x (100+40 x)+e^{2 x} \left (100+80 x+16 x^2\right )\right ) \log ^2(x)} \, dx=\frac {2 e^x (9 x+5 \log (x))}{\left (5+2 e^x (5+2 x)\right ) \log (x)} \]
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Time = 0.21 (sec) , antiderivative size = 32, normalized size of antiderivative = 1.23
method | result | size |
parallelrisch | \(-\frac {-72 \,{\mathrm e}^{x} x -40 \,{\mathrm e}^{x} \ln \left (x \right )}{4 \ln \left (x \right ) \left (4 \,{\mathrm e}^{x} x +10 \,{\mathrm e}^{x}+5\right )}\) | \(32\) |
risch | \(\frac {10 \,{\mathrm e}^{x}}{4 \,{\mathrm e}^{x} x +10 \,{\mathrm e}^{x}+5}+\frac {18 x \,{\mathrm e}^{x}}{\left (4 \,{\mathrm e}^{x} x +10 \,{\mathrm e}^{x}+5\right ) \ln \left (x \right )}\) | \(41\) |
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Time = 0.26 (sec) , antiderivative size = 31, normalized size of antiderivative = 1.19 \[ \int \frac {-90 e^x+e^{2 x} (-180-72 x)+\left (180 e^{2 x}+e^x (90+90 x)\right ) \log (x)+\left (50 e^x-40 e^{2 x}\right ) \log ^2(x)}{\left (25+e^x (100+40 x)+e^{2 x} \left (100+80 x+16 x^2\right )\right ) \log ^2(x)} \, dx=\frac {2 \, {\left (9 \, x e^{x} + 5 \, e^{x} \log \left (x\right )\right )}}{{\left (2 \, {\left (2 \, x + 5\right )} e^{x} + 5\right )} \log \left (x\right )} \]
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Leaf count of result is larger than twice the leaf count of optimal. 63 vs. \(2 (19) = 38\).
Time = 0.21 (sec) , antiderivative size = 63, normalized size of antiderivative = 2.42 \[ \int \frac {-90 e^x+e^{2 x} (-180-72 x)+\left (180 e^{2 x}+e^x (90+90 x)\right ) \log (x)+\left (50 e^x-40 e^{2 x}\right ) \log ^2(x)}{\left (25+e^x (100+40 x)+e^{2 x} \left (100+80 x+16 x^2\right )\right ) \log ^2(x)} \, dx=\frac {9 x}{\left (2 x + 5\right ) \log {\left (x \right )}} + \frac {- 45 x - 25 \log {\left (x \right )}}{10 x \log {\left (x \right )} + \left (8 x^{2} \log {\left (x \right )} + 40 x \log {\left (x \right )} + 50 \log {\left (x \right )}\right ) e^{x} + 25 \log {\left (x \right )}} + \frac {10}{4 x + 10} \]
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Time = 0.23 (sec) , antiderivative size = 30, normalized size of antiderivative = 1.15 \[ \int \frac {-90 e^x+e^{2 x} (-180-72 x)+\left (180 e^{2 x}+e^x (90+90 x)\right ) \log (x)+\left (50 e^x-40 e^{2 x}\right ) \log ^2(x)}{\left (25+e^x (100+40 x)+e^{2 x} \left (100+80 x+16 x^2\right )\right ) \log ^2(x)} \, dx=\frac {2 \, {\left (9 \, x + 5 \, \log \left (x\right )\right )} e^{x}}{2 \, {\left (2 \, x + 5\right )} e^{x} \log \left (x\right ) + 5 \, \log \left (x\right )} \]
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Time = 0.29 (sec) , antiderivative size = 34, normalized size of antiderivative = 1.31 \[ \int \frac {-90 e^x+e^{2 x} (-180-72 x)+\left (180 e^{2 x}+e^x (90+90 x)\right ) \log (x)+\left (50 e^x-40 e^{2 x}\right ) \log ^2(x)}{\left (25+e^x (100+40 x)+e^{2 x} \left (100+80 x+16 x^2\right )\right ) \log ^2(x)} \, dx=\frac {2 \, {\left (9 \, x e^{x} + 5 \, e^{x} \log \left (x\right )\right )}}{4 \, x e^{x} \log \left (x\right ) + 10 \, e^{x} \log \left (x\right ) + 5 \, \log \left (x\right )} \]
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Timed out. \[ \int \frac {-90 e^x+e^{2 x} (-180-72 x)+\left (180 e^{2 x}+e^x (90+90 x)\right ) \log (x)+\left (50 e^x-40 e^{2 x}\right ) \log ^2(x)}{\left (25+e^x (100+40 x)+e^{2 x} \left (100+80 x+16 x^2\right )\right ) \log ^2(x)} \, dx=\int -\frac {\left (40\,{\mathrm {e}}^{2\,x}-50\,{\mathrm {e}}^x\right )\,{\ln \left (x\right )}^2+\left (-180\,{\mathrm {e}}^{2\,x}-{\mathrm {e}}^x\,\left (90\,x+90\right )\right )\,\ln \left (x\right )+90\,{\mathrm {e}}^x+{\mathrm {e}}^{2\,x}\,\left (72\,x+180\right )}{{\ln \left (x\right )}^2\,\left ({\mathrm {e}}^{2\,x}\,\left (16\,x^2+80\,x+100\right )+{\mathrm {e}}^x\,\left (40\,x+100\right )+25\right )} \,d x \]
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