Integrand size = 15, antiderivative size = 28 \[ \int \frac {1}{128} \left (e^{2 x}-1152 x^2\right ) \, dx=2-e^2+\frac {e^{2 x}}{256}-3 x^2 \left (\frac {e}{x^2}+x\right ) \]
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Time = 0.00 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.54, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.133, Rules used = {12, 2225} \[ \int \frac {1}{128} \left (e^{2 x}-1152 x^2\right ) \, dx=\frac {e^{2 x}}{256}-3 x^3 \]
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Rule 12
Rule 2225
Rubi steps \begin{align*} \text {integral}& = \frac {1}{128} \int \left (e^{2 x}-1152 x^2\right ) \, dx \\ & = -3 x^3+\frac {1}{128} \int e^{2 x} \, dx \\ & = \frac {e^{2 x}}{256}-3 x^3 \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.54 \[ \int \frac {1}{128} \left (e^{2 x}-1152 x^2\right ) \, dx=\frac {e^{2 x}}{256}-3 x^3 \]
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Time = 0.03 (sec) , antiderivative size = 13, normalized size of antiderivative = 0.46
method | result | size |
default | \(\frac {{\mathrm e}^{2 x}}{256}-3 x^{3}\) | \(13\) |
norman | \(\frac {{\mathrm e}^{2 x}}{256}-3 x^{3}\) | \(13\) |
risch | \(\frac {{\mathrm e}^{2 x}}{256}-3 x^{3}\) | \(13\) |
parallelrisch | \(\frac {{\mathrm e}^{2 x}}{256}-3 x^{3}\) | \(13\) |
parts | \(\frac {{\mathrm e}^{2 x}}{256}-3 x^{3}\) | \(13\) |
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Time = 0.23 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.43 \[ \int \frac {1}{128} \left (e^{2 x}-1152 x^2\right ) \, dx=-3 \, x^{3} + \frac {1}{256} \, e^{\left (2 \, x\right )} \]
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Time = 0.04 (sec) , antiderivative size = 10, normalized size of antiderivative = 0.36 \[ \int \frac {1}{128} \left (e^{2 x}-1152 x^2\right ) \, dx=- 3 x^{3} + \frac {e^{2 x}}{256} \]
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Time = 0.19 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.43 \[ \int \frac {1}{128} \left (e^{2 x}-1152 x^2\right ) \, dx=-3 \, x^{3} + \frac {1}{256} \, e^{\left (2 \, x\right )} \]
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Time = 0.26 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.43 \[ \int \frac {1}{128} \left (e^{2 x}-1152 x^2\right ) \, dx=-3 \, x^{3} + \frac {1}{256} \, e^{\left (2 \, x\right )} \]
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Time = 10.84 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.43 \[ \int \frac {1}{128} \left (e^{2 x}-1152 x^2\right ) \, dx=\frac {{\mathrm {e}}^{2\,x}}{256}-3\,x^3 \]
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