Integrand size = 44, antiderivative size = 23 \[ \int \frac {4 x^2+e^{2 e^x-2 x-2 e^5 x} \left (-2 x-2 e^5 x+2 e^x x\right )}{x} \, dx=e^{2 e^x-2 x-2 e^5 x}+2 x^2 \]
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Time = 0.08 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.96, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.045, Rules used = {14, 6838} \[ \int \frac {4 x^2+e^{2 e^x-2 x-2 e^5 x} \left (-2 x-2 e^5 x+2 e^x x\right )}{x} \, dx=2 x^2+e^{2 \left (e^x-\left (1+e^5\right ) x\right )} \]
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Rule 14
Rule 6838
Rubi steps \begin{align*} \text {integral}& = \int \left (2 e^{2 \left (e^x-\left (1+e^5\right ) x\right )} \left (-1-e^5+e^x\right )+4 x\right ) \, dx \\ & = 2 x^2+2 \int e^{2 \left (e^x-\left (1+e^5\right ) x\right )} \left (-1-e^5+e^x\right ) \, dx \\ & = e^{2 \left (e^x-\left (1+e^5\right ) x\right )}+2 x^2 \\ \end{align*}
Time = 0.31 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.96 \[ \int \frac {4 x^2+e^{2 e^x-2 x-2 e^5 x} \left (-2 x-2 e^5 x+2 e^x x\right )}{x} \, dx=e^{2 e^x-2 \left (1+e^5\right ) x}+2 x^2 \]
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Time = 0.23 (sec) , antiderivative size = 21, normalized size of antiderivative = 0.91
method | result | size |
norman | \({\mathrm e}^{-2 x \,{\mathrm e}^{5}+2 \,{\mathrm e}^{x}-2 x}+2 x^{2}\) | \(21\) |
risch | \({\mathrm e}^{-2 x \,{\mathrm e}^{5}+2 \,{\mathrm e}^{x}-2 x}+2 x^{2}\) | \(21\) |
parallelrisch | \(\frac {2 x^{4}+{\mathrm e}^{-2 x \,{\mathrm e}^{5}+2 \,{\mathrm e}^{x}-2 x} x^{2}}{x^{2}}\) | \(31\) |
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Time = 0.27 (sec) , antiderivative size = 20, normalized size of antiderivative = 0.87 \[ \int \frac {4 x^2+e^{2 e^x-2 x-2 e^5 x} \left (-2 x-2 e^5 x+2 e^x x\right )}{x} \, dx=2 \, x^{2} + e^{\left (-2 \, x e^{5} - 2 \, x + 2 \, e^{x}\right )} \]
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Time = 0.08 (sec) , antiderivative size = 20, normalized size of antiderivative = 0.87 \[ \int \frac {4 x^2+e^{2 e^x-2 x-2 e^5 x} \left (-2 x-2 e^5 x+2 e^x x\right )}{x} \, dx=2 x^{2} + e^{- 2 x e^{5} - 2 x + 2 e^{x}} \]
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Time = 0.34 (sec) , antiderivative size = 20, normalized size of antiderivative = 0.87 \[ \int \frac {4 x^2+e^{2 e^x-2 x-2 e^5 x} \left (-2 x-2 e^5 x+2 e^x x\right )}{x} \, dx=2 \, x^{2} + e^{\left (-2 \, x e^{5} - 2 \, x + 2 \, e^{x}\right )} \]
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Time = 0.27 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.17 \[ \int \frac {4 x^2+e^{2 e^x-2 x-2 e^5 x} \left (-2 x-2 e^5 x+2 e^x x\right )}{x} \, dx={\left (2 \, x^{2} e^{x} + e^{\left (-2 \, x e^{5} - x + 2 \, e^{x}\right )}\right )} e^{\left (-x\right )} \]
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Time = 8.99 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.96 \[ \int \frac {4 x^2+e^{2 e^x-2 x-2 e^5 x} \left (-2 x-2 e^5 x+2 e^x x\right )}{x} \, dx=2\,x^2+{\mathrm {e}}^{-2\,x}\,{\mathrm {e}}^{2\,{\mathrm {e}}^x}\,{\mathrm {e}}^{-2\,x\,{\mathrm {e}}^5} \]
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