Integrand size = 11, antiderivative size = 12 \[ \int \left (1-2 e^{1+2 x}\right ) \, dx=86-e^{1+2 x}+x \]
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Time = 0.00 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.92, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.091, Rules used = {2225} \[ \int \left (1-2 e^{1+2 x}\right ) \, dx=x-e^{2 x+1} \]
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Rule 2225
Rubi steps \begin{align*} \text {integral}& = x-2 \int e^{1+2 x} \, dx \\ & = -e^{1+2 x}+x \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.92 \[ \int \left (1-2 e^{1+2 x}\right ) \, dx=-e^{1+2 x}+x \]
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Time = 0.01 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.92
method | result | size |
default | \(x -{\mathrm e}^{1+2 x}\) | \(11\) |
norman | \(x -{\mathrm e}^{1+2 x}\) | \(11\) |
risch | \(x -{\mathrm e}^{1+2 x}\) | \(11\) |
parallelrisch | \(x -{\mathrm e}^{1+2 x}\) | \(11\) |
parts | \(x -{\mathrm e}^{1+2 x}\) | \(11\) |
derivativedivides | \(-{\mathrm e}^{1+2 x}+\frac {\ln \left ({\mathrm e}^{1+2 x}\right )}{2}\) | \(19\) |
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none
Time = 0.25 (sec) , antiderivative size = 10, normalized size of antiderivative = 0.83 \[ \int \left (1-2 e^{1+2 x}\right ) \, dx=x - e^{\left (2 \, x + 1\right )} \]
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Time = 0.06 (sec) , antiderivative size = 7, normalized size of antiderivative = 0.58 \[ \int \left (1-2 e^{1+2 x}\right ) \, dx=x - e^{2 x + 1} \]
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none
Time = 0.20 (sec) , antiderivative size = 10, normalized size of antiderivative = 0.83 \[ \int \left (1-2 e^{1+2 x}\right ) \, dx=x - e^{\left (2 \, x + 1\right )} \]
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none
Time = 0.26 (sec) , antiderivative size = 10, normalized size of antiderivative = 0.83 \[ \int \left (1-2 e^{1+2 x}\right ) \, dx=x - e^{\left (2 \, x + 1\right )} \]
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Time = 0.07 (sec) , antiderivative size = 10, normalized size of antiderivative = 0.83 \[ \int \left (1-2 e^{1+2 x}\right ) \, dx=x-{\mathrm {e}}^{2\,x+1} \]
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