Integrand size = 126, antiderivative size = 28 \[ \int \frac {100+4 e^{10}+4 e^{2 x}-360 x+334 x^2-9 x^3+e^5 \left (-40+72 x-2 x^2\right )+e^x \left (-40+8 e^5+72 x-2 x^2+x^3\right )}{100 x+4 e^{10} x+4 e^{2 x} x-360 x^2+324 x^3+e^5 \left (-40 x+72 x^2\right )+e^x \left (-40 x+8 e^5 x+72 x^2\right )} \, dx=2+\log \left (e^{-\frac {x}{4 \left (9+\frac {-5+e^5+e^x}{x}\right )}} x\right ) \]
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\[ \int \frac {100+4 e^{10}+4 e^{2 x}-360 x+334 x^2-9 x^3+e^5 \left (-40+72 x-2 x^2\right )+e^x \left (-40+8 e^5+72 x-2 x^2+x^3\right )}{100 x+4 e^{10} x+4 e^{2 x} x-360 x^2+324 x^3+e^5 \left (-40 x+72 x^2\right )+e^x \left (-40 x+8 e^5 x+72 x^2\right )} \, dx=\int \frac {100+4 e^{10}+4 e^{2 x}-360 x+334 x^2-9 x^3+e^5 \left (-40+72 x-2 x^2\right )+e^x \left (-40+8 e^5+72 x-2 x^2+x^3\right )}{100 x+4 e^{10} x+4 e^{2 x} x-360 x^2+324 x^3+e^5 \left (-40 x+72 x^2\right )+e^x \left (-40 x+8 e^5 x+72 x^2\right )} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = \int \frac {100+4 e^{10}+4 e^{2 x}-360 x+334 x^2-9 x^3+e^5 \left (-40+72 x-2 x^2\right )+e^x \left (-40+8 e^5+72 x-2 x^2+x^3\right )}{4 e^{2 x} x+\left (100+4 e^{10}\right ) x-360 x^2+324 x^3+e^5 \left (-40 x+72 x^2\right )+e^x \left (-40 x+8 e^5 x+72 x^2\right )} \, dx \\ & = \int \frac {4 e^{2 x}+100 \left (1+\frac {e^{10}}{25}\right )-360 x+334 x^2-9 x^3+e^5 \left (-40+72 x-2 x^2\right )+e^x \left (-40+8 e^5+72 x-2 x^2+x^3\right )}{4 x \left (e^x-5 \left (1-\frac {e^5}{5}\right )+9 x\right )^2} \, dx \\ & = \frac {1}{4} \int \frac {4 e^{2 x}+100 \left (1+\frac {e^{10}}{25}\right )-360 x+334 x^2-9 x^3+e^5 \left (-40+72 x-2 x^2\right )+e^x \left (-40+8 e^5+72 x-2 x^2+x^3\right )}{x \left (e^x-5 \left (1-\frac {e^5}{5}\right )+9 x\right )^2} \, dx \\ & = \frac {1}{4} \int \left (\frac {4}{x}+\frac {\left (14-e^5-9 x\right ) x^2}{\left (e^x-5 \left (1-\frac {e^5}{5}\right )+9 x\right )^2}+\frac {(-2+x) x}{e^x-5 \left (1-\frac {e^5}{5}\right )+9 x}\right ) \, dx \\ & = \log (x)+\frac {1}{4} \int \frac {\left (14-e^5-9 x\right ) x^2}{\left (e^x-5 \left (1-\frac {e^5}{5}\right )+9 x\right )^2} \, dx+\frac {1}{4} \int \frac {(-2+x) x}{e^x-5 \left (1-\frac {e^5}{5}\right )+9 x} \, dx \\ & = \log (x)+\frac {1}{4} \int \left (\frac {\left (14-e^5\right ) x^2}{\left (e^x-5 \left (1-\frac {e^5}{5}\right )+9 x\right )^2}-\frac {9 x^3}{\left (e^x-5 \left (1-\frac {e^5}{5}\right )+9 x\right )^2}\right ) \, dx+\frac {1}{4} \int \left (\frac {2 x}{-e^x+5 \left (1-\frac {e^5}{5}\right )-9 x}+\frac {x^2}{e^x-5 \left (1-\frac {e^5}{5}\right )+9 x}\right ) \, dx \\ & = \log (x)+\frac {1}{4} \int \frac {x^2}{e^x-5 \left (1-\frac {e^5}{5}\right )+9 x} \, dx+\frac {1}{2} \int \frac {x}{-e^x+5 \left (1-\frac {e^5}{5}\right )-9 x} \, dx-\frac {9}{4} \int \frac {x^3}{\left (e^x-5 \left (1-\frac {e^5}{5}\right )+9 x\right )^2} \, dx+\frac {1}{4} \left (14-e^5\right ) \int \frac {x^2}{\left (e^x-5 \left (1-\frac {e^5}{5}\right )+9 x\right )^2} \, dx \\ \end{align*}
Time = 3.08 (sec) , antiderivative size = 27, normalized size of antiderivative = 0.96 \[ \int \frac {100+4 e^{10}+4 e^{2 x}-360 x+334 x^2-9 x^3+e^5 \left (-40+72 x-2 x^2\right )+e^x \left (-40+8 e^5+72 x-2 x^2+x^3\right )}{100 x+4 e^{10} x+4 e^{2 x} x-360 x^2+324 x^3+e^5 \left (-40 x+72 x^2\right )+e^x \left (-40 x+8 e^5 x+72 x^2\right )} \, dx=\frac {1}{4} \left (-\frac {x^2}{-5+e^5+e^x+9 x}+4 \log (x)\right ) \]
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Time = 0.33 (sec) , antiderivative size = 20, normalized size of antiderivative = 0.71
method | result | size |
norman | \(-\frac {x^{2}}{4 \left (9 x -5+{\mathrm e}^{5}+{\mathrm e}^{x}\right )}+\ln \left (x \right )\) | \(20\) |
risch | \(-\frac {x^{2}}{4 \left (9 x -5+{\mathrm e}^{5}+{\mathrm e}^{x}\right )}+\ln \left (x \right )\) | \(20\) |
parallelrisch | \(\frac {4 \,{\mathrm e}^{5} \ln \left (x \right )+4 \,{\mathrm e}^{x} \ln \left (x \right )+36 x \ln \left (x \right )-x^{2}-20 \ln \left (x \right )}{36 x -20+4 \,{\mathrm e}^{5}+4 \,{\mathrm e}^{x}}\) | \(41\) |
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Time = 0.27 (sec) , antiderivative size = 30, normalized size of antiderivative = 1.07 \[ \int \frac {100+4 e^{10}+4 e^{2 x}-360 x+334 x^2-9 x^3+e^5 \left (-40+72 x-2 x^2\right )+e^x \left (-40+8 e^5+72 x-2 x^2+x^3\right )}{100 x+4 e^{10} x+4 e^{2 x} x-360 x^2+324 x^3+e^5 \left (-40 x+72 x^2\right )+e^x \left (-40 x+8 e^5 x+72 x^2\right )} \, dx=-\frac {x^{2} - 4 \, {\left (9 \, x + e^{5} + e^{x} - 5\right )} \log \left (x\right )}{4 \, {\left (9 \, x + e^{5} + e^{x} - 5\right )}} \]
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Time = 0.07 (sec) , antiderivative size = 20, normalized size of antiderivative = 0.71 \[ \int \frac {100+4 e^{10}+4 e^{2 x}-360 x+334 x^2-9 x^3+e^5 \left (-40+72 x-2 x^2\right )+e^x \left (-40+8 e^5+72 x-2 x^2+x^3\right )}{100 x+4 e^{10} x+4 e^{2 x} x-360 x^2+324 x^3+e^5 \left (-40 x+72 x^2\right )+e^x \left (-40 x+8 e^5 x+72 x^2\right )} \, dx=- \frac {x^{2}}{36 x + 4 e^{x} - 20 + 4 e^{5}} + \log {\left (x \right )} \]
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Time = 0.23 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.68 \[ \int \frac {100+4 e^{10}+4 e^{2 x}-360 x+334 x^2-9 x^3+e^5 \left (-40+72 x-2 x^2\right )+e^x \left (-40+8 e^5+72 x-2 x^2+x^3\right )}{100 x+4 e^{10} x+4 e^{2 x} x-360 x^2+324 x^3+e^5 \left (-40 x+72 x^2\right )+e^x \left (-40 x+8 e^5 x+72 x^2\right )} \, dx=-\frac {x^{2}}{4 \, {\left (9 \, x + e^{5} + e^{x} - 5\right )}} + \log \left (x\right ) \]
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Time = 0.28 (sec) , antiderivative size = 38, normalized size of antiderivative = 1.36 \[ \int \frac {100+4 e^{10}+4 e^{2 x}-360 x+334 x^2-9 x^3+e^5 \left (-40+72 x-2 x^2\right )+e^x \left (-40+8 e^5+72 x-2 x^2+x^3\right )}{100 x+4 e^{10} x+4 e^{2 x} x-360 x^2+324 x^3+e^5 \left (-40 x+72 x^2\right )+e^x \left (-40 x+8 e^5 x+72 x^2\right )} \, dx=-\frac {x^{2} - 36 \, x \log \left (x\right ) - 4 \, e^{5} \log \left (x\right ) - 4 \, e^{x} \log \left (x\right ) + 20 \, \log \left (x\right )}{4 \, {\left (9 \, x + e^{5} + e^{x} - 5\right )}} \]
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Time = 0.30 (sec) , antiderivative size = 42, normalized size of antiderivative = 1.50 \[ \int \frac {100+4 e^{10}+4 e^{2 x}-360 x+334 x^2-9 x^3+e^5 \left (-40+72 x-2 x^2\right )+e^x \left (-40+8 e^5+72 x-2 x^2+x^3\right )}{100 x+4 e^{10} x+4 e^{2 x} x-360 x^2+324 x^3+e^5 \left (-40 x+72 x^2\right )+e^x \left (-40 x+8 e^5 x+72 x^2\right )} \, dx=\ln \left (x\right )-\frac {x^2\,{\mathrm {e}}^5-14\,x^2+9\,x^3}{4\,\left (9\,x+{\mathrm {e}}^5-14\right )\,\left (9\,x+{\mathrm {e}}^5+{\mathrm {e}}^x-5\right )} \]
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