Integrand size = 81, antiderivative size = 23 \[ \int \frac {\left (7 x+14 e^{2 x} x\right ) \log \left (-\frac {10}{x}\right )+\left (-7 e^{2 x}-7 x+\left (-7 e^{2 x} x-7 x^2\right ) \log \left (-\frac {10}{x}\right )\right ) \log \left (e^{2 x}+x\right )}{3 e^{3 x} x+3 e^x x^2} \, dx=\frac {7}{3} e^{-x} \log \left (-\frac {10}{x}\right ) \log \left (e^{2 x}+x\right ) \]
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\[ \int \frac {\left (7 x+14 e^{2 x} x\right ) \log \left (-\frac {10}{x}\right )+\left (-7 e^{2 x}-7 x+\left (-7 e^{2 x} x-7 x^2\right ) \log \left (-\frac {10}{x}\right )\right ) \log \left (e^{2 x}+x\right )}{3 e^{3 x} x+3 e^x x^2} \, dx=\int \frac {\left (7 x+14 e^{2 x} x\right ) \log \left (-\frac {10}{x}\right )+\left (-7 e^{2 x}-7 x+\left (-7 e^{2 x} x-7 x^2\right ) \log \left (-\frac {10}{x}\right )\right ) \log \left (e^{2 x}+x\right )}{3 e^{3 x} x+3 e^x x^2} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = \int \frac {e^{-x} \left (\left (7 x+14 e^{2 x} x\right ) \log \left (-\frac {10}{x}\right )+\left (-7 e^{2 x}-7 x+\left (-7 e^{2 x} x-7 x^2\right ) \log \left (-\frac {10}{x}\right )\right ) \log \left (e^{2 x}+x\right )\right )}{3 x \left (e^{2 x}+x\right )} \, dx \\ & = \frac {1}{3} \int \frac {e^{-x} \left (\left (7 x+14 e^{2 x} x\right ) \log \left (-\frac {10}{x}\right )+\left (-7 e^{2 x}-7 x+\left (-7 e^{2 x} x-7 x^2\right ) \log \left (-\frac {10}{x}\right )\right ) \log \left (e^{2 x}+x\right )\right )}{x \left (e^{2 x}+x\right )} \, dx \\ & = \frac {1}{3} \int \left (-\frac {7 e^{-x} (-1+2 x) \log \left (-\frac {10}{x}\right )}{e^{2 x}+x}-\frac {7 e^{-x} \left (-2 x \log \left (-\frac {10}{x}\right )+\log \left (e^{2 x}+x\right )+x \log \left (-\frac {10}{x}\right ) \log \left (e^{2 x}+x\right )\right )}{x}\right ) \, dx \\ & = -\left (\frac {7}{3} \int \frac {e^{-x} (-1+2 x) \log \left (-\frac {10}{x}\right )}{e^{2 x}+x} \, dx\right )-\frac {7}{3} \int \frac {e^{-x} \left (-2 x \log \left (-\frac {10}{x}\right )+\log \left (e^{2 x}+x\right )+x \log \left (-\frac {10}{x}\right ) \log \left (e^{2 x}+x\right )\right )}{x} \, dx \\ & = -\left (\frac {7}{3} \int \left (-2 e^{-x} \log \left (-\frac {10}{x}\right )+\frac {e^{-x} \left (1+x \log \left (-\frac {10}{x}\right )\right ) \log \left (e^{2 x}+x\right )}{x}\right ) \, dx\right )-\frac {7}{3} \int \frac {-\int \frac {e^{-x}}{e^{2 x}+x} \, dx+2 \int \frac {e^{-x} x}{e^{2 x}+x} \, dx}{x} \, dx+\frac {1}{3} \left (7 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^{-x}}{e^{2 x}+x} \, dx-\frac {1}{3} \left (14 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^{-x} x}{e^{2 x}+x} \, dx \\ & = -\left (\frac {7}{3} \int \frac {e^{-x} \left (1+x \log \left (-\frac {10}{x}\right )\right ) \log \left (e^{2 x}+x\right )}{x} \, dx\right )-\frac {7}{3} \int \left (-\frac {\int \frac {e^{-x}}{e^{2 x}+x} \, dx}{x}+\frac {2 \int \frac {e^{-x} x}{e^{2 x}+x} \, dx}{x}\right ) \, dx+\frac {14}{3} \int e^{-x} \log \left (-\frac {10}{x}\right ) \, dx+\frac {1}{3} \left (7 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^{-x}}{e^{2 x}+x} \, dx-\frac {1}{3} \left (14 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^{-x} x}{e^{2 x}+x} \, dx \\ & = -\frac {14}{3} e^{-x} \log \left (-\frac {10}{x}\right )-\frac {7}{3} \int \left (\frac {e^{-x} \log \left (e^{2 x}+x\right )}{x}+e^{-x} \log \left (-\frac {10}{x}\right ) \log \left (e^{2 x}+x\right )\right ) \, dx+\frac {7}{3} \int \frac {\int \frac {e^{-x}}{e^{2 x}+x} \, dx}{x} \, dx-\frac {14}{3} \int \frac {e^{-x}}{x} \, dx-\frac {14}{3} \int \frac {\int \frac {e^{-x} x}{e^{2 x}+x} \, dx}{x} \, dx+\frac {1}{3} \left (7 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^{-x}}{e^{2 x}+x} \, dx-\frac {1}{3} \left (14 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^{-x} x}{e^{2 x}+x} \, dx \\ & = -\frac {14 \operatorname {ExpIntegralEi}(-x)}{3}-\frac {14}{3} e^{-x} \log \left (-\frac {10}{x}\right )-\frac {7}{3} \int \frac {e^{-x} \log \left (e^{2 x}+x\right )}{x} \, dx-\frac {7}{3} \int e^{-x} \log \left (-\frac {10}{x}\right ) \log \left (e^{2 x}+x\right ) \, dx+\frac {7}{3} \int \frac {\int \frac {e^{-x}}{e^{2 x}+x} \, dx}{x} \, dx-\frac {14}{3} \int \frac {\int \frac {e^{-x} x}{e^{2 x}+x} \, dx}{x} \, dx+\frac {1}{3} \left (7 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^{-x}}{e^{2 x}+x} \, dx-\frac {1}{3} \left (14 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^{-x} x}{e^{2 x}+x} \, dx \\ & = -\frac {14 \operatorname {ExpIntegralEi}(-x)}{3}-\frac {14}{3} e^{-x} \log \left (-\frac {10}{x}\right )-\frac {7}{3} \operatorname {ExpIntegralEi}(-x) \log \left (e^{2 x}+x\right )+\frac {7}{3} e^{-x} \log \left (-\frac {10}{x}\right ) \log \left (e^{2 x}+x\right )+\frac {7}{3} \int \frac {\left (1+2 e^{2 x}\right ) \operatorname {ExpIntegralEi}(-x)}{e^{2 x}+x} \, dx-\frac {7}{3} \int \frac {e^{-x} \left (1+2 e^{2 x}\right ) \log \left (-\frac {10}{x}\right )}{e^{2 x}+x} \, dx+\frac {7}{3} \int \frac {e^{-x} \log \left (e^{2 x}+x\right )}{x} \, dx+\frac {7}{3} \int \frac {\int \frac {e^{-x}}{e^{2 x}+x} \, dx}{x} \, dx-\frac {14}{3} \int \frac {\int \frac {e^{-x} x}{e^{2 x}+x} \, dx}{x} \, dx+\frac {1}{3} \left (7 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^{-x}}{e^{2 x}+x} \, dx-\frac {1}{3} \left (14 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^{-x} x}{e^{2 x}+x} \, dx \\ & = -\frac {14 \operatorname {ExpIntegralEi}(-x)}{3}-\frac {14}{3} e^{-x} \log \left (-\frac {10}{x}\right )-\frac {7}{3} \operatorname {ExpIntegralEi}(-x) \log \left (-\frac {10}{x}\right )+\frac {7}{3} e^{-x} \log \left (-\frac {10}{x}\right ) \log \left (e^{2 x}+x\right )-\frac {7}{3} \int \frac {\left (1+2 e^{2 x}\right ) \operatorname {ExpIntegralEi}(-x)}{e^{2 x}+x} \, dx+\frac {7}{3} \int \left (2 \operatorname {ExpIntegralEi}(-x)-\frac {(-1+2 x) \operatorname {ExpIntegralEi}(-x)}{e^{2 x}+x}\right ) \, dx+\frac {7}{3} \int \frac {\int \frac {e^{-x}}{e^{2 x}+x} \, dx}{x} \, dx-\frac {7}{3} \int \frac {\operatorname {ExpIntegralEi}(-x)+2 \int \frac {e^x}{e^{2 x}+x} \, dx-\int \frac {e^x}{x \left (e^{2 x}+x\right )} \, dx}{x} \, dx-\frac {14}{3} \int \frac {\int \frac {e^{-x} x}{e^{2 x}+x} \, dx}{x} \, dx+\frac {1}{3} \left (7 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^{-x}}{e^{2 x}+x} \, dx+\frac {1}{3} \left (7 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^x}{x \left (e^{2 x}+x\right )} \, dx-\frac {1}{3} \left (14 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^x}{e^{2 x}+x} \, dx-\frac {1}{3} \left (14 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^{-x} x}{e^{2 x}+x} \, dx \\ & = -\frac {14 \operatorname {ExpIntegralEi}(-x)}{3}-\frac {14}{3} e^{-x} \log \left (-\frac {10}{x}\right )-\frac {7}{3} \operatorname {ExpIntegralEi}(-x) \log \left (-\frac {10}{x}\right )+\frac {7}{3} e^{-x} \log \left (-\frac {10}{x}\right ) \log \left (e^{2 x}+x\right )-\frac {7}{3} \int \frac {(-1+2 x) \operatorname {ExpIntegralEi}(-x)}{e^{2 x}+x} \, dx-\frac {7}{3} \int \left (2 \operatorname {ExpIntegralEi}(-x)-\frac {(-1+2 x) \operatorname {ExpIntegralEi}(-x)}{e^{2 x}+x}\right ) \, dx+\frac {7}{3} \int \frac {\int \frac {e^{-x}}{e^{2 x}+x} \, dx}{x} \, dx-\frac {7}{3} \int \left (\frac {\operatorname {ExpIntegralEi}(-x)+2 \int \frac {e^x}{e^{2 x}+x} \, dx}{x}-\frac {\int \frac {e^x}{x \left (e^{2 x}+x\right )} \, dx}{x}\right ) \, dx+\frac {14 \int \operatorname {ExpIntegralEi}(-x) \, dx}{3}-\frac {14}{3} \int \frac {\int \frac {e^{-x} x}{e^{2 x}+x} \, dx}{x} \, dx+\frac {1}{3} \left (7 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^{-x}}{e^{2 x}+x} \, dx+\frac {1}{3} \left (7 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^x}{x \left (e^{2 x}+x\right )} \, dx-\frac {1}{3} \left (14 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^x}{e^{2 x}+x} \, dx-\frac {1}{3} \left (14 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^{-x} x}{e^{2 x}+x} \, dx \\ & = \frac {14 e^{-x}}{3}-\frac {14 \operatorname {ExpIntegralEi}(-x)}{3}+\frac {14 x \operatorname {ExpIntegralEi}(-x)}{3}-\frac {14}{3} e^{-x} \log \left (-\frac {10}{x}\right )-\frac {7}{3} \operatorname {ExpIntegralEi}(-x) \log \left (-\frac {10}{x}\right )+\frac {7}{3} e^{-x} \log \left (-\frac {10}{x}\right ) \log \left (e^{2 x}+x\right )+\frac {7}{3} \int \frac {(-1+2 x) \operatorname {ExpIntegralEi}(-x)}{e^{2 x}+x} \, dx-\frac {7}{3} \int \left (-\frac {\operatorname {ExpIntegralEi}(-x)}{e^{2 x}+x}+\frac {2 x \operatorname {ExpIntegralEi}(-x)}{e^{2 x}+x}\right ) \, dx+\frac {7}{3} \int \frac {\int \frac {e^{-x}}{e^{2 x}+x} \, dx}{x} \, dx-\frac {7}{3} \int \frac {\operatorname {ExpIntegralEi}(-x)+2 \int \frac {e^x}{e^{2 x}+x} \, dx}{x} \, dx+\frac {7}{3} \int \frac {\int \frac {e^x}{x \left (e^{2 x}+x\right )} \, dx}{x} \, dx-\frac {14 \int \operatorname {ExpIntegralEi}(-x) \, dx}{3}-\frac {14}{3} \int \frac {\int \frac {e^{-x} x}{e^{2 x}+x} \, dx}{x} \, dx+\frac {1}{3} \left (7 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^{-x}}{e^{2 x}+x} \, dx+\frac {1}{3} \left (7 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^x}{x \left (e^{2 x}+x\right )} \, dx-\frac {1}{3} \left (14 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^x}{e^{2 x}+x} \, dx-\frac {1}{3} \left (14 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^{-x} x}{e^{2 x}+x} \, dx \\ & = -\frac {14 \operatorname {ExpIntegralEi}(-x)}{3}-\frac {14}{3} e^{-x} \log \left (-\frac {10}{x}\right )-\frac {7}{3} \operatorname {ExpIntegralEi}(-x) \log \left (-\frac {10}{x}\right )+\frac {7}{3} e^{-x} \log \left (-\frac {10}{x}\right ) \log \left (e^{2 x}+x\right )+\frac {7}{3} \int \frac {\operatorname {ExpIntegralEi}(-x)}{e^{2 x}+x} \, dx+\frac {7}{3} \int \left (-\frac {\operatorname {ExpIntegralEi}(-x)}{e^{2 x}+x}+\frac {2 x \operatorname {ExpIntegralEi}(-x)}{e^{2 x}+x}\right ) \, dx+\frac {7}{3} \int \frac {\int \frac {e^{-x}}{e^{2 x}+x} \, dx}{x} \, dx-\frac {7}{3} \int \left (\frac {\operatorname {ExpIntegralEi}(-x)}{x}+\frac {2 \int \frac {e^x}{e^{2 x}+x} \, dx}{x}\right ) \, dx+\frac {7}{3} \int \frac {\int \frac {e^x}{x \left (e^{2 x}+x\right )} \, dx}{x} \, dx-\frac {14}{3} \int \frac {x \operatorname {ExpIntegralEi}(-x)}{e^{2 x}+x} \, dx-\frac {14}{3} \int \frac {\int \frac {e^{-x} x}{e^{2 x}+x} \, dx}{x} \, dx+\frac {1}{3} \left (7 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^{-x}}{e^{2 x}+x} \, dx+\frac {1}{3} \left (7 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^x}{x \left (e^{2 x}+x\right )} \, dx-\frac {1}{3} \left (14 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^x}{e^{2 x}+x} \, dx-\frac {1}{3} \left (14 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^{-x} x}{e^{2 x}+x} \, dx \\ & = -\frac {14 \operatorname {ExpIntegralEi}(-x)}{3}-\frac {14}{3} e^{-x} \log \left (-\frac {10}{x}\right )-\frac {7}{3} \operatorname {ExpIntegralEi}(-x) \log \left (-\frac {10}{x}\right )+\frac {7}{3} e^{-x} \log \left (-\frac {10}{x}\right ) \log \left (e^{2 x}+x\right )-\frac {7}{3} \int \frac {\operatorname {ExpIntegralEi}(-x)}{x} \, dx+\frac {7}{3} \int \frac {\int \frac {e^{-x}}{e^{2 x}+x} \, dx}{x} \, dx+\frac {7}{3} \int \frac {\int \frac {e^x}{x \left (e^{2 x}+x\right )} \, dx}{x} \, dx-\frac {14}{3} \int \frac {\int \frac {e^x}{e^{2 x}+x} \, dx}{x} \, dx-\frac {14}{3} \int \frac {\int \frac {e^{-x} x}{e^{2 x}+x} \, dx}{x} \, dx+\frac {1}{3} \left (7 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^{-x}}{e^{2 x}+x} \, dx+\frac {1}{3} \left (7 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^x}{x \left (e^{2 x}+x\right )} \, dx-\frac {1}{3} \left (14 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^x}{e^{2 x}+x} \, dx-\frac {1}{3} \left (14 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^{-x} x}{e^{2 x}+x} \, dx \\ & = -\frac {14 \operatorname {ExpIntegralEi}(-x)}{3}-\frac {14}{3} e^{-x} \log \left (-\frac {10}{x}\right )-\frac {7}{3} \operatorname {ExpIntegralEi}(-x) \log \left (-\frac {10}{x}\right )-\frac {7}{3} (\operatorname {ExpIntegralE}(1,x)+\operatorname {ExpIntegralEi}(-x)) \log (x)+\frac {7}{3} e^{-x} \log \left (-\frac {10}{x}\right ) \log \left (e^{2 x}+x\right )+\frac {7}{3} \int \frac {\operatorname {ExpIntegralE}(1,x)}{x} \, dx+\frac {7}{3} \int \frac {\int \frac {e^{-x}}{e^{2 x}+x} \, dx}{x} \, dx+\frac {7}{3} \int \frac {\int \frac {e^x}{x \left (e^{2 x}+x\right )} \, dx}{x} \, dx-\frac {14}{3} \int \frac {\int \frac {e^x}{e^{2 x}+x} \, dx}{x} \, dx-\frac {14}{3} \int \frac {\int \frac {e^{-x} x}{e^{2 x}+x} \, dx}{x} \, dx+\frac {1}{3} \left (7 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^{-x}}{e^{2 x}+x} \, dx+\frac {1}{3} \left (7 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^x}{x \left (e^{2 x}+x\right )} \, dx-\frac {1}{3} \left (14 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^x}{e^{2 x}+x} \, dx-\frac {1}{3} \left (14 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^{-x} x}{e^{2 x}+x} \, dx \\ & = -\frac {14 \operatorname {ExpIntegralEi}(-x)}{3}+\frac {7}{3} x \, _3F_3(1,1,1;2,2,2;-x)-\frac {14}{3} e^{-x} \log \left (-\frac {10}{x}\right )-\frac {7}{3} \operatorname {ExpIntegralEi}(-x) \log \left (-\frac {10}{x}\right )-\frac {7}{3} \gamma \log (x)-\frac {7}{3} (\operatorname {ExpIntegralE}(1,x)+\operatorname {ExpIntegralEi}(-x)) \log (x)-\frac {7 \log ^2(x)}{6}+\frac {7}{3} e^{-x} \log \left (-\frac {10}{x}\right ) \log \left (e^{2 x}+x\right )+\frac {7}{3} \int \frac {\int \frac {e^{-x}}{e^{2 x}+x} \, dx}{x} \, dx+\frac {7}{3} \int \frac {\int \frac {e^x}{x \left (e^{2 x}+x\right )} \, dx}{x} \, dx-\frac {14}{3} \int \frac {\int \frac {e^x}{e^{2 x}+x} \, dx}{x} \, dx-\frac {14}{3} \int \frac {\int \frac {e^{-x} x}{e^{2 x}+x} \, dx}{x} \, dx+\frac {1}{3} \left (7 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^{-x}}{e^{2 x}+x} \, dx+\frac {1}{3} \left (7 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^x}{x \left (e^{2 x}+x\right )} \, dx-\frac {1}{3} \left (14 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^x}{e^{2 x}+x} \, dx-\frac {1}{3} \left (14 \log \left (-\frac {10}{x}\right )\right ) \int \frac {e^{-x} x}{e^{2 x}+x} \, dx \\ \end{align*}
Time = 0.82 (sec) , antiderivative size = 23, normalized size of antiderivative = 1.00 \[ \int \frac {\left (7 x+14 e^{2 x} x\right ) \log \left (-\frac {10}{x}\right )+\left (-7 e^{2 x}-7 x+\left (-7 e^{2 x} x-7 x^2\right ) \log \left (-\frac {10}{x}\right )\right ) \log \left (e^{2 x}+x\right )}{3 e^{3 x} x+3 e^x x^2} \, dx=\frac {7}{3} e^{-x} \log \left (-\frac {10}{x}\right ) \log \left (e^{2 x}+x\right ) \]
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Time = 1.31 (sec) , antiderivative size = 20, normalized size of antiderivative = 0.87
method | result | size |
parallelrisch | \(\frac {7 \ln \left ({\mathrm e}^{2 x}+x \right ) \ln \left (-\frac {10}{x}\right ) {\mathrm e}^{-x}}{3}\) | \(20\) |
risch | \(\frac {7 \left (-2 i \pi \operatorname {csgn}\left (\frac {i}{x}\right )^{2}+2 i \pi \operatorname {csgn}\left (\frac {i}{x}\right )^{3}+2 i \pi +2 \ln \left (5\right )+2 \ln \left (2\right )-2 \ln \left (x \right )\right ) {\mathrm e}^{-x} \ln \left ({\mathrm e}^{2 x}+x \right )}{6}\) | \(57\) |
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Time = 0.24 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.83 \[ \int \frac {\left (7 x+14 e^{2 x} x\right ) \log \left (-\frac {10}{x}\right )+\left (-7 e^{2 x}-7 x+\left (-7 e^{2 x} x-7 x^2\right ) \log \left (-\frac {10}{x}\right )\right ) \log \left (e^{2 x}+x\right )}{3 e^{3 x} x+3 e^x x^2} \, dx=\frac {7}{3} \, e^{\left (-x\right )} \log \left (x + e^{\left (2 \, x\right )}\right ) \log \left (-\frac {10}{x}\right ) \]
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Time = 0.23 (sec) , antiderivative size = 20, normalized size of antiderivative = 0.87 \[ \int \frac {\left (7 x+14 e^{2 x} x\right ) \log \left (-\frac {10}{x}\right )+\left (-7 e^{2 x}-7 x+\left (-7 e^{2 x} x-7 x^2\right ) \log \left (-\frac {10}{x}\right )\right ) \log \left (e^{2 x}+x\right )}{3 e^{3 x} x+3 e^x x^2} \, dx=\frac {7 e^{- x} \log {\left (- \frac {10}{x} \right )} \log {\left (x + e^{2 x} \right )}}{3} \]
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Time = 0.35 (sec) , antiderivative size = 24, normalized size of antiderivative = 1.04 \[ \int \frac {\left (7 x+14 e^{2 x} x\right ) \log \left (-\frac {10}{x}\right )+\left (-7 e^{2 x}-7 x+\left (-7 e^{2 x} x-7 x^2\right ) \log \left (-\frac {10}{x}\right )\right ) \log \left (e^{2 x}+x\right )}{3 e^{3 x} x+3 e^x x^2} \, dx=\frac {7}{3} \, {\left (\log \left (5\right ) + \log \left (2\right ) - \log \left (-x\right )\right )} e^{\left (-x\right )} \log \left (x + e^{\left (2 \, x\right )}\right ) \]
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Leaf count of result is larger than twice the leaf count of optimal. 68 vs. \(2 (19) = 38\).
Time = 0.30 (sec) , antiderivative size = 68, normalized size of antiderivative = 2.96 \[ \int \frac {\left (7 x+14 e^{2 x} x\right ) \log \left (-\frac {10}{x}\right )+\left (-7 e^{2 x}-7 x+\left (-7 e^{2 x} x-7 x^2\right ) \log \left (-\frac {10}{x}\right )\right ) \log \left (e^{2 x}+x\right )}{3 e^{3 x} x+3 e^x x^2} \, dx=\frac {7}{12} \, {\left (\pi ^{2} \mathrm {sgn}\left (x + e^{\left (2 \, x\right )}\right ) \mathrm {sgn}\left (x\right ) + \pi ^{2} \mathrm {sgn}\left (x + e^{\left (2 \, x\right )}\right ) - \pi ^{2} \mathrm {sgn}\left (x\right ) - \pi ^{2} + 4 \, \log \left (10\right ) \log \left ({\left | x + e^{\left (2 \, x\right )} \right |}\right ) - 4 \, \log \left ({\left | x + e^{\left (2 \, x\right )} \right |}\right ) \log \left ({\left | x \right |}\right )\right )} e^{\left (-x\right )} \]
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Timed out. \[ \int \frac {\left (7 x+14 e^{2 x} x\right ) \log \left (-\frac {10}{x}\right )+\left (-7 e^{2 x}-7 x+\left (-7 e^{2 x} x-7 x^2\right ) \log \left (-\frac {10}{x}\right )\right ) \log \left (e^{2 x}+x\right )}{3 e^{3 x} x+3 e^x x^2} \, dx=\int \frac {\ln \left (-\frac {10}{x}\right )\,\left (7\,x+14\,x\,{\mathrm {e}}^{2\,x}\right )-\ln \left (x+{\mathrm {e}}^{2\,x}\right )\,\left (7\,x+7\,{\mathrm {e}}^{2\,x}+\ln \left (-\frac {10}{x}\right )\,\left (7\,x\,{\mathrm {e}}^{2\,x}+7\,x^2\right )\right )}{3\,x\,{\mathrm {e}}^{3\,x}+3\,x^2\,{\mathrm {e}}^x} \,d x \]
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