Integrand size = 26, antiderivative size = 13 \[ \int \left (-5+e^x (1+x)+\left (-5+e^x \left (1+3 x+x^2\right )\right ) \log (x)\right ) \, dx=x \left (-5+e^x (1+x)\right ) \log (x) \]
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Time = 0.04 (sec) , antiderivative size = 22, normalized size of antiderivative = 1.69, number of steps used = 7, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.154, Rules used = {2207, 2225, 2227, 2634} \[ \int \left (-5+e^x (1+x)+\left (-5+e^x \left (1+3 x+x^2\right )\right ) \log (x)\right ) \, dx=e^x x^2 \log (x)+e^x x \log (x)-5 x \log (x) \]
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Rule 2207
Rule 2225
Rule 2227
Rule 2634
Rubi steps \begin{align*} \text {integral}& = -5 x+\int e^x (1+x) \, dx+\int \left (-5+e^x \left (1+3 x+x^2\right )\right ) \log (x) \, dx \\ & = -5 x+e^x (1+x)-5 x \log (x)+e^x x \log (x)+e^x x^2 \log (x)-\int e^x \, dx-\int \left (-5+e^x (1+x)\right ) \, dx \\ & = -e^x+e^x (1+x)-5 x \log (x)+e^x x \log (x)+e^x x^2 \log (x)-\int e^x (1+x) \, dx \\ & = -e^x-5 x \log (x)+e^x x \log (x)+e^x x^2 \log (x)+\int e^x \, dx \\ & = -5 x \log (x)+e^x x \log (x)+e^x x^2 \log (x) \\ \end{align*}
Time = 0.07 (sec) , antiderivative size = 14, normalized size of antiderivative = 1.08 \[ \int \left (-5+e^x (1+x)+\left (-5+e^x \left (1+3 x+x^2\right )\right ) \log (x)\right ) \, dx=x \left (-5+e^x+e^x x\right ) \log (x) \]
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Time = 0.73 (sec) , antiderivative size = 13, normalized size of antiderivative = 1.00
method | result | size |
risch | \(x \left ({\mathrm e}^{x}-5+{\mathrm e}^{x} x \right ) \ln \left (x \right )\) | \(13\) |
default | \(x \,{\mathrm e}^{x} \ln \left (x \right )+x^{2} {\mathrm e}^{x} \ln \left (x \right )-5 x \ln \left (x \right )\) | \(21\) |
norman | \(x \,{\mathrm e}^{x} \ln \left (x \right )+x^{2} {\mathrm e}^{x} \ln \left (x \right )-5 x \ln \left (x \right )\) | \(21\) |
parallelrisch | \(x \,{\mathrm e}^{x} \ln \left (x \right )+x^{2} {\mathrm e}^{x} \ln \left (x \right )-5 x \ln \left (x \right )\) | \(21\) |
parts | \(x \,{\mathrm e}^{x} \ln \left (x \right )+x^{2} {\mathrm e}^{x} \ln \left (x \right )-5 x \ln \left (x \right )\) | \(21\) |
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none
Time = 0.24 (sec) , antiderivative size = 15, normalized size of antiderivative = 1.15 \[ \int \left (-5+e^x (1+x)+\left (-5+e^x \left (1+3 x+x^2\right )\right ) \log (x)\right ) \, dx={\left ({\left (x^{2} + x\right )} e^{x} - 5 \, x\right )} \log \left (x\right ) \]
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Time = 0.10 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.54 \[ \int \left (-5+e^x (1+x)+\left (-5+e^x \left (1+3 x+x^2\right )\right ) \log (x)\right ) \, dx=- 5 x \log {\left (x \right )} + \left (x^{2} \log {\left (x \right )} + x \log {\left (x \right )}\right ) e^{x} \]
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Leaf count of result is larger than twice the leaf count of optimal. 29 vs. \(2 (12) = 24\).
Time = 0.18 (sec) , antiderivative size = 29, normalized size of antiderivative = 2.23 \[ \int \left (-5+e^x (1+x)+\left (-5+e^x \left (1+3 x+x^2\right )\right ) \log (x)\right ) \, dx={\left (x - 1\right )} e^{x} - x e^{x} + {\left ({\left (x^{2} + x\right )} e^{x} - 5 \, x\right )} \log \left (x\right ) + e^{x} \]
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Leaf count of result is larger than twice the leaf count of optimal. 31 vs. \(2 (12) = 24\).
Time = 0.26 (sec) , antiderivative size = 31, normalized size of antiderivative = 2.38 \[ \int \left (-5+e^x (1+x)+\left (-5+e^x \left (1+3 x+x^2\right )\right ) \log (x)\right ) \, dx=-{\left (x - 1\right )} e^{x} + x e^{x} + {\left ({\left (x^{2} + x\right )} e^{x} - 5 \, x\right )} \log \left (x\right ) - e^{x} \]
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Time = 9.79 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.92 \[ \int \left (-5+e^x (1+x)+\left (-5+e^x \left (1+3 x+x^2\right )\right ) \log (x)\right ) \, dx=x\,\ln \left (x\right )\,\left ({\mathrm {e}}^x+x\,{\mathrm {e}}^x-5\right ) \]
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