Integrand size = 24, antiderivative size = 18 \[ \int \left (e^x (-3-3 x)+3 x+6 e^3 x+6 x \log (x)\right ) \, dx=3 x \left (-e^x+e^3 x+x \log (x)\right ) \]
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Leaf count is larger than twice the leaf count of optimal. \(42\) vs. \(2(18)=36\).
Time = 0.01 (sec) , antiderivative size = 42, normalized size of antiderivative = 2.33, number of steps used = 5, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.167, Rules used = {6, 2207, 2225, 2341} \[ \int \left (e^x (-3-3 x)+3 x+6 e^3 x+6 x \log (x)\right ) \, dx=\frac {3}{2} \left (1+2 e^3\right ) x^2-\frac {3 x^2}{2}+3 x^2 \log (x)+3 e^x-3 e^x (x+1) \]
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Rule 6
Rule 2207
Rule 2225
Rule 2341
Rubi steps \begin{align*} \text {integral}& = \int \left (e^x (-3-3 x)+\left (3+6 e^3\right ) x+6 x \log (x)\right ) \, dx \\ & = \frac {3}{2} \left (1+2 e^3\right ) x^2+6 \int x \log (x) \, dx+\int e^x (-3-3 x) \, dx \\ & = -\frac {3 x^2}{2}+\frac {3}{2} \left (1+2 e^3\right ) x^2-3 e^x (1+x)+3 x^2 \log (x)+3 \int e^x \, dx \\ & = 3 e^x-\frac {3 x^2}{2}+\frac {3}{2} \left (1+2 e^3\right ) x^2-3 e^x (1+x)+3 x^2 \log (x) \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 22, normalized size of antiderivative = 1.22 \[ \int \left (e^x (-3-3 x)+3 x+6 e^3 x+6 x \log (x)\right ) \, dx=-3 e^x x+3 e^3 x^2+3 x^2 \log (x) \]
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Time = 0.05 (sec) , antiderivative size = 21, normalized size of antiderivative = 1.17
method | result | size |
default | \(-3 \,{\mathrm e}^{x} x +3 x^{2} {\mathrm e}^{3}+3 x^{2} \ln \left (x \right )\) | \(21\) |
norman | \(-3 \,{\mathrm e}^{x} x +3 x^{2} {\mathrm e}^{3}+3 x^{2} \ln \left (x \right )\) | \(21\) |
risch | \(-3 \,{\mathrm e}^{x} x +3 x^{2} {\mathrm e}^{3}+3 x^{2} \ln \left (x \right )\) | \(21\) |
parallelrisch | \(-3 \,{\mathrm e}^{x} x +3 x^{2} {\mathrm e}^{3}+3 x^{2} \ln \left (x \right )\) | \(21\) |
parts | \(-3 \,{\mathrm e}^{x} x +3 x^{2} {\mathrm e}^{3}+3 x^{2} \ln \left (x \right )\) | \(21\) |
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Time = 0.24 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.11 \[ \int \left (e^x (-3-3 x)+3 x+6 e^3 x+6 x \log (x)\right ) \, dx=3 \, x^{2} e^{3} + 3 \, x^{2} \log \left (x\right ) - 3 \, x e^{x} \]
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Time = 0.07 (sec) , antiderivative size = 22, normalized size of antiderivative = 1.22 \[ \int \left (e^x (-3-3 x)+3 x+6 e^3 x+6 x \log (x)\right ) \, dx=3 x^{2} \log {\left (x \right )} + 3 x^{2} e^{3} - 3 x e^{x} \]
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Time = 0.18 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.11 \[ \int \left (e^x (-3-3 x)+3 x+6 e^3 x+6 x \log (x)\right ) \, dx=3 \, x^{2} e^{3} + 3 \, x^{2} \log \left (x\right ) - 3 \, x e^{x} \]
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Time = 0.27 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.11 \[ \int \left (e^x (-3-3 x)+3 x+6 e^3 x+6 x \log (x)\right ) \, dx=3 \, x^{2} e^{3} + 3 \, x^{2} \log \left (x\right ) - 3 \, x e^{x} \]
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Time = 10.83 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.89 \[ \int \left (e^x (-3-3 x)+3 x+6 e^3 x+6 x \log (x)\right ) \, dx=3\,x\,\left (x\,{\mathrm {e}}^3-{\mathrm {e}}^x+x\,\ln \left (x\right )\right ) \]
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