Integrand size = 11, antiderivative size = 11 \[ \int \frac {3}{-1+3 e^2} \, dx=\frac {x}{-\frac {1}{3}+e^2} \]
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Time = 0.00 (sec) , antiderivative size = 12, normalized size of antiderivative = 1.09, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.091, Rules used = {8} \[ \int \frac {3}{-1+3 e^2} \, dx=-\frac {3 x}{1-3 e^2} \]
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Rule 8
Rubi steps \begin{align*} \text {integral}& = -\frac {3 x}{1-3 e^2} \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 12, normalized size of antiderivative = 1.09 \[ \int \frac {3}{-1+3 e^2} \, dx=\frac {3 x}{-1+3 e^2} \]
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Time = 0.02 (sec) , antiderivative size = 12, normalized size of antiderivative = 1.09
method | result | size |
default | \(\frac {3 x}{3 \,{\mathrm e}^{2}-1}\) | \(12\) |
norman | \(\frac {3 x}{3 \,{\mathrm e}^{2}-1}\) | \(12\) |
risch | \(\frac {3 x}{3 \,{\mathrm e}^{2}-1}\) | \(12\) |
parallelrisch | \(\frac {3 x}{3 \,{\mathrm e}^{2}-1}\) | \(12\) |
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none
Time = 0.23 (sec) , antiderivative size = 11, normalized size of antiderivative = 1.00 \[ \int \frac {3}{-1+3 e^2} \, dx=\frac {3 \, x}{3 \, e^{2} - 1} \]
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Time = 0.02 (sec) , antiderivative size = 8, normalized size of antiderivative = 0.73 \[ \int \frac {3}{-1+3 e^2} \, dx=\frac {3 x}{-1 + 3 e^{2}} \]
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none
Time = 0.20 (sec) , antiderivative size = 11, normalized size of antiderivative = 1.00 \[ \int \frac {3}{-1+3 e^2} \, dx=\frac {3 \, x}{3 \, e^{2} - 1} \]
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none
Time = 0.26 (sec) , antiderivative size = 11, normalized size of antiderivative = 1.00 \[ \int \frac {3}{-1+3 e^2} \, dx=\frac {3 \, x}{3 \, e^{2} - 1} \]
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Time = 0.00 (sec) , antiderivative size = 11, normalized size of antiderivative = 1.00 \[ \int \frac {3}{-1+3 e^2} \, dx=\frac {3\,x}{3\,{\mathrm {e}}^2-1} \]
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