Integrand size = 81, antiderivative size = 29 \[ \int \frac {e^2 \left (e^{2 x}-e^{-12+6 x-3 e^x x}\right ) \left (-2 e^{2 x}+e^{-12+6 x-3 e^x x} \left (6+e^x (-3-3 x)\right )\right )}{-e^{2 x}+e^{-12+6 x-3 e^x x}} \, dx=e^2 \left (e^{2 x}-e^{3 \left (2-e^x-\frac {4}{x}\right ) x}\right ) \]
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\[ \int \frac {e^2 \left (e^{2 x}-e^{-12+6 x-3 e^x x}\right ) \left (-2 e^{2 x}+e^{-12+6 x-3 e^x x} \left (6+e^x (-3-3 x)\right )\right )}{-e^{2 x}+e^{-12+6 x-3 e^x x}} \, dx=\int \frac {e^2 \left (e^{2 x}-e^{-12+6 x-3 e^x x}\right ) \left (-2 e^{2 x}+e^{-12+6 x-3 e^x x} \left (6+e^x (-3-3 x)\right )\right )}{-e^{2 x}+e^{-12+6 x-3 e^x x}} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = e^2 \int \frac {\left (e^{2 x}-e^{-12+6 x-3 e^x x}\right ) \left (-2 e^{2 x}+e^{-12+6 x-3 e^x x} \left (6+e^x (-3-3 x)\right )\right )}{-e^{2 x}+e^{-12+6 x-3 e^x x}} \, dx \\ & = e^2 \int \left (2 e^{2 x}-6 e^{-3 \left (4+\left (-2+e^x\right ) x\right )}+3 e^{-12+7 x-3 e^x x} (1+x)\right ) \, dx \\ & = \left (2 e^2\right ) \int e^{2 x} \, dx+\left (3 e^2\right ) \int e^{-12+7 x-3 e^x x} (1+x) \, dx-\left (6 e^2\right ) \int e^{-3 \left (4+\left (-2+e^x\right ) x\right )} \, dx \\ & = e^{2+2 x}+\left (3 e^2\right ) \int \left (e^{-12+7 x-3 e^x x}+e^{-12+7 x-3 e^x x} x\right ) \, dx-\left (6 e^2\right ) \int e^{-3 \left (4+\left (-2+e^x\right ) x\right )} \, dx \\ & = e^{2+2 x}+\left (3 e^2\right ) \int e^{-12+7 x-3 e^x x} \, dx+\left (3 e^2\right ) \int e^{-12+7 x-3 e^x x} x \, dx-\left (6 e^2\right ) \int e^{-3 \left (4+\left (-2+e^x\right ) x\right )} \, dx \\ \end{align*}
Time = 0.63 (sec) , antiderivative size = 23, normalized size of antiderivative = 0.79 \[ \int \frac {e^2 \left (e^{2 x}-e^{-12+6 x-3 e^x x}\right ) \left (-2 e^{2 x}+e^{-12+6 x-3 e^x x} \left (6+e^x (-3-3 x)\right )\right )}{-e^{2 x}+e^{-12+6 x-3 e^x x}} \, dx=e^{2+2 x}-e^{-10+6 x-3 e^x x} \]
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Time = 0.82 (sec) , antiderivative size = 21, normalized size of antiderivative = 0.72
method | result | size |
risch | \(-{\mathrm e}^{-10-3 \,{\mathrm e}^{x} x +6 x}+{\mathrm e}^{2+2 x}\) | \(21\) |
parallelrisch | \(\frac {2 \,{\mathrm e}^{\ln \left (-{\mathrm e}^{-3 \,{\mathrm e}^{x} x +6 x -12}+{\mathrm e}^{2 x}\right )+2} {\mathrm e}^{4 x}-4 \,{\mathrm e}^{\ln \left (-{\mathrm e}^{-3 \,{\mathrm e}^{x} x +6 x -12}+{\mathrm e}^{2 x}\right )+2} {\mathrm e}^{2 x} {\mathrm e}^{-3 \,{\mathrm e}^{x} x +6 x -12}+2 \,{\mathrm e}^{\ln \left (-{\mathrm e}^{-3 \,{\mathrm e}^{x} x +6 x -12}+{\mathrm e}^{2 x}\right )+2} {\mathrm e}^{-6 \,{\mathrm e}^{x} x +12 x -24}}{2 \left (-{\mathrm e}^{-3 \,{\mathrm e}^{x} x +6 x -12}+{\mathrm e}^{2 x}\right )^{2}}\) | \(128\) |
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Time = 0.24 (sec) , antiderivative size = 20, normalized size of antiderivative = 0.69 \[ \int \frac {e^2 \left (e^{2 x}-e^{-12+6 x-3 e^x x}\right ) \left (-2 e^{2 x}+e^{-12+6 x-3 e^x x} \left (6+e^x (-3-3 x)\right )\right )}{-e^{2 x}+e^{-12+6 x-3 e^x x}} \, dx=-e^{\left (-3 \, x e^{x} + 6 \, x - 10\right )} + e^{\left (2 \, x + 2\right )} \]
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Time = 0.15 (sec) , antiderivative size = 24, normalized size of antiderivative = 0.83 \[ \int \frac {e^2 \left (e^{2 x}-e^{-12+6 x-3 e^x x}\right ) \left (-2 e^{2 x}+e^{-12+6 x-3 e^x x} \left (6+e^x (-3-3 x)\right )\right )}{-e^{2 x}+e^{-12+6 x-3 e^x x}} \, dx=e^{2} e^{2 x} - e^{2} e^{- 3 x e^{x} + 6 x - 12} \]
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Time = 0.27 (sec) , antiderivative size = 23, normalized size of antiderivative = 0.79 \[ \int \frac {e^2 \left (e^{2 x}-e^{-12+6 x-3 e^x x}\right ) \left (-2 e^{2 x}+e^{-12+6 x-3 e^x x} \left (6+e^x (-3-3 x)\right )\right )}{-e^{2 x}+e^{-12+6 x-3 e^x x}} \, dx=-{\left (e^{\left (-3 \, x e^{x} + 6 \, x\right )} - e^{\left (2 \, x + 12\right )}\right )} e^{\left (-10\right )} \]
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Timed out. \[ \int \frac {e^2 \left (e^{2 x}-e^{-12+6 x-3 e^x x}\right ) \left (-2 e^{2 x}+e^{-12+6 x-3 e^x x} \left (6+e^x (-3-3 x)\right )\right )}{-e^{2 x}+e^{-12+6 x-3 e^x x}} \, dx=\text {Timed out} \]
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Time = 11.79 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.76 \[ \int \frac {e^2 \left (e^{2 x}-e^{-12+6 x-3 e^x x}\right ) \left (-2 e^{2 x}+e^{-12+6 x-3 e^x x} \left (6+e^x (-3-3 x)\right )\right )}{-e^{2 x}+e^{-12+6 x-3 e^x x}} \, dx={\mathrm {e}}^{2\,x}\,{\mathrm {e}}^2-{\mathrm {e}}^{-3\,x\,{\mathrm {e}}^x}\,{\mathrm {e}}^{6\,x}\,{\mathrm {e}}^{-10} \]
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