Integrand size = 3, antiderivative size = 5 \[ \int \frac {1}{e^7} \, dx=\frac {x}{e^7} \]
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Time = 0.00 (sec) , antiderivative size = 5, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.333, Rules used = {8} \[ \int \frac {1}{e^7} \, dx=\frac {x}{e^7} \]
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Rule 8
Rubi steps \begin{align*} \text {integral}& = \frac {x}{e^7} \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 5, normalized size of antiderivative = 1.00 \[ \int \frac {1}{e^7} \, dx=\frac {x}{e^7} \]
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Time = 0.12 (sec) , antiderivative size = 5, normalized size of antiderivative = 1.00
method | result | size |
risch | \({\mathrm e}^{-7} x\) | \(5\) |
derivativedivides | \({\mathrm e}^{\ln \left (x \right )-7}\) | \(6\) |
default | \({\mathrm e}^{\ln \left (x \right )-7}\) | \(6\) |
parallelrisch | \({\mathrm e}^{\ln \left (x \right )-7}\) | \(6\) |
norman | \({\mathrm e}^{-7} x\) | \(7\) |
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none
Time = 0.43 (sec) , antiderivative size = 4, normalized size of antiderivative = 0.80 \[ \int \frac {1}{e^7} \, dx=x e^{\left (-7\right )} \]
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Time = 0.02 (sec) , antiderivative size = 3, normalized size of antiderivative = 0.60 \[ \int \frac {1}{e^7} \, dx=\frac {x}{e^{7}} \]
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none
Time = 0.18 (sec) , antiderivative size = 4, normalized size of antiderivative = 0.80 \[ \int \frac {1}{e^7} \, dx=x e^{\left (-7\right )} \]
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none
Time = 0.29 (sec) , antiderivative size = 4, normalized size of antiderivative = 0.80 \[ \int \frac {1}{e^7} \, dx=x e^{\left (-7\right )} \]
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Time = 0.02 (sec) , antiderivative size = 4, normalized size of antiderivative = 0.80 \[ \int \frac {1}{e^7} \, dx=x\,{\mathrm {e}}^{-7} \]
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