Integrand size = 14, antiderivative size = 11 \[ \int \left (162+e^x (-2-2 x)-4 x\right ) \, dx=-24-2 x \left (-81+e^x+x\right ) \]
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Time = 0.01 (sec) , antiderivative size = 22, normalized size of antiderivative = 2.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.143, Rules used = {2207, 2225} \[ \int \left (162+e^x (-2-2 x)-4 x\right ) \, dx=-2 x^2+162 x+2 e^x-2 e^x (x+1) \]
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Rule 2207
Rule 2225
Rubi steps \begin{align*} \text {integral}& = 162 x-2 x^2+\int e^x (-2-2 x) \, dx \\ & = 162 x-2 x^2-2 e^x (1+x)+2 \int e^x \, dx \\ & = 2 e^x+162 x-2 x^2-2 e^x (1+x) \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 14, normalized size of antiderivative = 1.27 \[ \int \left (162+e^x (-2-2 x)-4 x\right ) \, dx=-2 \left (-81 x+e^x x+x^2\right ) \]
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Time = 0.04 (sec) , antiderivative size = 15, normalized size of antiderivative = 1.36
method | result | size |
default | \(162 x -2 \,{\mathrm e}^{x} x -2 x^{2}\) | \(15\) |
norman | \(162 x -2 \,{\mathrm e}^{x} x -2 x^{2}\) | \(15\) |
risch | \(162 x -2 \,{\mathrm e}^{x} x -2 x^{2}\) | \(15\) |
parallelrisch | \(162 x -2 \,{\mathrm e}^{x} x -2 x^{2}\) | \(15\) |
parts | \(162 x -2 \,{\mathrm e}^{x} x -2 x^{2}\) | \(15\) |
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none
Time = 0.25 (sec) , antiderivative size = 14, normalized size of antiderivative = 1.27 \[ \int \left (162+e^x (-2-2 x)-4 x\right ) \, dx=-2 \, x^{2} - 2 \, x e^{x} + 162 \, x \]
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Time = 0.04 (sec) , antiderivative size = 14, normalized size of antiderivative = 1.27 \[ \int \left (162+e^x (-2-2 x)-4 x\right ) \, dx=- 2 x^{2} - 2 x e^{x} + 162 x \]
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none
Time = 0.19 (sec) , antiderivative size = 14, normalized size of antiderivative = 1.27 \[ \int \left (162+e^x (-2-2 x)-4 x\right ) \, dx=-2 \, x^{2} - 2 \, x e^{x} + 162 \, x \]
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none
Time = 0.29 (sec) , antiderivative size = 14, normalized size of antiderivative = 1.27 \[ \int \left (162+e^x (-2-2 x)-4 x\right ) \, dx=-2 \, x^{2} - 2 \, x e^{x} + 162 \, x \]
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Time = 0.05 (sec) , antiderivative size = 8, normalized size of antiderivative = 0.73 \[ \int \left (162+e^x (-2-2 x)-4 x\right ) \, dx=-2\,x\,\left (x+{\mathrm {e}}^x-81\right ) \]
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