Integrand size = 55, antiderivative size = 17 \[ \int \frac {1764 x+e^x \left (3+588 x-3 x^2\right )+\left (-9 x-3 e^x x\right ) \log (x)}{e^{2 x} x+6 e^x x^2+9 x^3} \, dx=\frac {-195+x+\log (x)}{\frac {e^x}{3}+x} \]
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\[ \int \frac {1764 x+e^x \left (3+588 x-3 x^2\right )+\left (-9 x-3 e^x x\right ) \log (x)}{e^{2 x} x+6 e^x x^2+9 x^3} \, dx=\int \frac {1764 x+e^x \left (3+588 x-3 x^2\right )+\left (-9 x-3 e^x x\right ) \log (x)}{e^{2 x} x+6 e^x x^2+9 x^3} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = \int \frac {3 \left (588 x-e^x \left (-1-196 x+x^2\right )-\left (3+e^x\right ) x \log (x)\right )}{x \left (e^x+3 x\right )^2} \, dx \\ & = 3 \int \frac {588 x-e^x \left (-1-196 x+x^2\right )-\left (3+e^x\right ) x \log (x)}{x \left (e^x+3 x\right )^2} \, dx \\ & = 3 \int \left (\frac {3 (-1+x) (-195+x+\log (x))}{\left (e^x+3 x\right )^2}-\frac {-1-196 x+x^2+x \log (x)}{x \left (e^x+3 x\right )}\right ) \, dx \\ & = -\left (3 \int \frac {-1-196 x+x^2+x \log (x)}{x \left (e^x+3 x\right )} \, dx\right )+9 \int \frac {(-1+x) (-195+x+\log (x))}{\left (e^x+3 x\right )^2} \, dx \\ & = -\left (3 \int \left (-\frac {196}{e^x+3 x}-\frac {1}{x \left (e^x+3 x\right )}+\frac {x}{e^x+3 x}+\frac {\log (x)}{e^x+3 x}\right ) \, dx\right )+9 \int \left (-\frac {-195+x+\log (x)}{\left (e^x+3 x\right )^2}+\frac {x (-195+x+\log (x))}{\left (e^x+3 x\right )^2}\right ) \, dx \\ & = 3 \int \frac {1}{x \left (e^x+3 x\right )} \, dx-3 \int \frac {x}{e^x+3 x} \, dx-3 \int \frac {\log (x)}{e^x+3 x} \, dx-9 \int \frac {-195+x+\log (x)}{\left (e^x+3 x\right )^2} \, dx+9 \int \frac {x (-195+x+\log (x))}{\left (e^x+3 x\right )^2} \, dx+588 \int \frac {1}{e^x+3 x} \, dx \\ & = 3 \int \frac {1}{x \left (e^x+3 x\right )} \, dx-3 \int \frac {x}{e^x+3 x} \, dx+3 \int \frac {\int \frac {1}{e^x+3 x} \, dx}{x} \, dx-9 \int \left (-\frac {195}{\left (e^x+3 x\right )^2}+\frac {x}{\left (e^x+3 x\right )^2}+\frac {\log (x)}{\left (e^x+3 x\right )^2}\right ) \, dx+9 \int \left (-\frac {195 x}{\left (e^x+3 x\right )^2}+\frac {x^2}{\left (e^x+3 x\right )^2}+\frac {x \log (x)}{\left (e^x+3 x\right )^2}\right ) \, dx+588 \int \frac {1}{e^x+3 x} \, dx-(3 \log (x)) \int \frac {1}{e^x+3 x} \, dx \\ & = 3 \int \frac {1}{x \left (e^x+3 x\right )} \, dx-3 \int \frac {x}{e^x+3 x} \, dx+3 \int \frac {\int \frac {1}{e^x+3 x} \, dx}{x} \, dx-9 \int \frac {x}{\left (e^x+3 x\right )^2} \, dx+9 \int \frac {x^2}{\left (e^x+3 x\right )^2} \, dx-9 \int \frac {\log (x)}{\left (e^x+3 x\right )^2} \, dx+9 \int \frac {x \log (x)}{\left (e^x+3 x\right )^2} \, dx+588 \int \frac {1}{e^x+3 x} \, dx+1755 \int \frac {1}{\left (e^x+3 x\right )^2} \, dx-1755 \int \frac {x}{\left (e^x+3 x\right )^2} \, dx-(3 \log (x)) \int \frac {1}{e^x+3 x} \, dx \\ & = 3 \int \frac {1}{x \left (e^x+3 x\right )} \, dx-3 \int \frac {x}{e^x+3 x} \, dx+3 \int \frac {\int \frac {1}{e^x+3 x} \, dx}{x} \, dx-9 \int \frac {x}{\left (e^x+3 x\right )^2} \, dx+9 \int \frac {x^2}{\left (e^x+3 x\right )^2} \, dx+9 \int \frac {\int \frac {1}{\left (e^x+3 x\right )^2} \, dx}{x} \, dx-9 \int \frac {\int \frac {x}{\left (e^x+3 x\right )^2} \, dx}{x} \, dx+588 \int \frac {1}{e^x+3 x} \, dx+1755 \int \frac {1}{\left (e^x+3 x\right )^2} \, dx-1755 \int \frac {x}{\left (e^x+3 x\right )^2} \, dx-(3 \log (x)) \int \frac {1}{e^x+3 x} \, dx-(9 \log (x)) \int \frac {1}{\left (e^x+3 x\right )^2} \, dx+(9 \log (x)) \int \frac {x}{\left (e^x+3 x\right )^2} \, dx \\ \end{align*}
Time = 0.25 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.94 \[ \int \frac {1764 x+e^x \left (3+588 x-3 x^2\right )+\left (-9 x-3 e^x x\right ) \log (x)}{e^{2 x} x+6 e^x x^2+9 x^3} \, dx=\frac {3 (-195+x+\log (x))}{e^x+3 x} \]
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Time = 0.09 (sec) , antiderivative size = 19, normalized size of antiderivative = 1.12
method | result | size |
parallelrisch | \(\frac {-585+3 x +3 \ln \left (x \right )}{3 x +{\mathrm e}^{x}}\) | \(19\) |
risch | \(\frac {3 \ln \left (x \right )}{3 x +{\mathrm e}^{x}}+\frac {3 x -585}{3 x +{\mathrm e}^{x}}\) | \(27\) |
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Time = 0.28 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.88 \[ \int \frac {1764 x+e^x \left (3+588 x-3 x^2\right )+\left (-9 x-3 e^x x\right ) \log (x)}{e^{2 x} x+6 e^x x^2+9 x^3} \, dx=\frac {3 \, {\left (x + \log \left (x\right ) - 195\right )}}{3 \, x + e^{x}} \]
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Time = 0.07 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.88 \[ \int \frac {1764 x+e^x \left (3+588 x-3 x^2\right )+\left (-9 x-3 e^x x\right ) \log (x)}{e^{2 x} x+6 e^x x^2+9 x^3} \, dx=\frac {3 x + 3 \log {\left (x \right )} - 585}{3 x + e^{x}} \]
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Time = 0.22 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.88 \[ \int \frac {1764 x+e^x \left (3+588 x-3 x^2\right )+\left (-9 x-3 e^x x\right ) \log (x)}{e^{2 x} x+6 e^x x^2+9 x^3} \, dx=\frac {3 \, {\left (x + \log \left (x\right ) - 195\right )}}{3 \, x + e^{x}} \]
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Time = 0.26 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.88 \[ \int \frac {1764 x+e^x \left (3+588 x-3 x^2\right )+\left (-9 x-3 e^x x\right ) \log (x)}{e^{2 x} x+6 e^x x^2+9 x^3} \, dx=\frac {3 \, {\left (x + \log \left (x\right ) - 195\right )}}{3 \, x + e^{x}} \]
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Time = 14.38 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.88 \[ \int \frac {1764 x+e^x \left (3+588 x-3 x^2\right )+\left (-9 x-3 e^x x\right ) \log (x)}{e^{2 x} x+6 e^x x^2+9 x^3} \, dx=\frac {3\,\left (x+\ln \left (x\right )-195\right )}{3\,x+{\mathrm {e}}^x} \]
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