Integrand size = 18, antiderivative size = 23 \[ \int \left (12-2 e^{2 x}-2 x+2 e^x x\right ) \, dx=-4+10 x-\left (-1-e^x+x\right )^2-2 \log (2)+\log (3) \]
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Time = 0.01 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.17, number of steps used = 4, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.111, Rules used = {2225, 2207} \[ \int \left (12-2 e^{2 x}-2 x+2 e^x x\right ) \, dx=-x^2+2 e^x x+12 x-2 e^x-e^{2 x} \]
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Rule 2207
Rule 2225
Rubi steps \begin{align*} \text {integral}& = 12 x-x^2-2 \int e^{2 x} \, dx+2 \int e^x x \, dx \\ & = -e^{2 x}+12 x+2 e^x x-x^2-2 \int e^x \, dx \\ & = -2 e^x-e^{2 x}+12 x+2 e^x x-x^2 \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 30, normalized size of antiderivative = 1.30 \[ \int \left (12-2 e^{2 x}-2 x+2 e^x x\right ) \, dx=-2 \left (\frac {e^{2 x}}{2}-e^x (-1+x)-6 x+\frac {x^2}{2}\right ) \]
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Time = 0.05 (sec) , antiderivative size = 23, normalized size of antiderivative = 1.00
method | result | size |
risch | \(-{\mathrm e}^{2 x}+2 \left (-1+x \right ) {\mathrm e}^{x}-x^{2}+12 x\) | \(23\) |
default | \(2 \,{\mathrm e}^{x} x -x^{2}-2 \,{\mathrm e}^{x}-{\mathrm e}^{2 x}+12 x\) | \(25\) |
norman | \(2 \,{\mathrm e}^{x} x -x^{2}-2 \,{\mathrm e}^{x}-{\mathrm e}^{2 x}+12 x\) | \(25\) |
parallelrisch | \(2 \,{\mathrm e}^{x} x -x^{2}-2 \,{\mathrm e}^{x}-{\mathrm e}^{2 x}+12 x\) | \(25\) |
parts | \(2 \,{\mathrm e}^{x} x -x^{2}-2 \,{\mathrm e}^{x}-{\mathrm e}^{2 x}+12 x\) | \(25\) |
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Time = 0.24 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.96 \[ \int \left (12-2 e^{2 x}-2 x+2 e^x x\right ) \, dx=-x^{2} + 2 \, {\left (x - 1\right )} e^{x} + 12 \, x - e^{\left (2 \, x\right )} \]
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Time = 0.05 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.83 \[ \int \left (12-2 e^{2 x}-2 x+2 e^x x\right ) \, dx=- x^{2} + 12 x + \left (2 x - 2\right ) e^{x} - e^{2 x} \]
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Time = 0.17 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.96 \[ \int \left (12-2 e^{2 x}-2 x+2 e^x x\right ) \, dx=-x^{2} + 2 \, {\left (x - 1\right )} e^{x} + 12 \, x - e^{\left (2 \, x\right )} \]
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Time = 0.27 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.96 \[ \int \left (12-2 e^{2 x}-2 x+2 e^x x\right ) \, dx=-x^{2} + 2 \, {\left (x - 1\right )} e^{x} + 12 \, x - e^{\left (2 \, x\right )} \]
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Time = 0.05 (sec) , antiderivative size = 24, normalized size of antiderivative = 1.04 \[ \int \left (12-2 e^{2 x}-2 x+2 e^x x\right ) \, dx=12\,x-{\mathrm {e}}^{2\,x}-2\,{\mathrm {e}}^x+2\,x\,{\mathrm {e}}^x-x^2 \]
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