Integrand size = 12, antiderivative size = 19 \[ \int e^{7-e^{2+x}+x} \, dx=e^{16+e}-e^{5-e^{2+x}} \]
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Time = 0.01 (sec) , antiderivative size = 13, normalized size of antiderivative = 0.68, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.167, Rules used = {2320, 2225} \[ \int e^{7-e^{2+x}+x} \, dx=-e^{5-e^{x+2}} \]
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Rule 2225
Rule 2320
Rubi steps \begin{align*} \text {integral}& = \text {Subst}\left (\int e^{7-e^2 x} \, dx,x,e^x\right ) \\ & = -e^{5-e^{2+x}} \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 13, normalized size of antiderivative = 0.68 \[ \int e^{7-e^{2+x}+x} \, dx=-e^{5-e^{2+x}} \]
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Time = 0.10 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.63
method | result | size |
derivativedivides | \(-{\mathrm e}^{-{\mathrm e}^{2+x}+5}\) | \(12\) |
default | \(-{\mathrm e}^{-{\mathrm e}^{2+x}+5}\) | \(12\) |
norman | \(-{\mathrm e}^{-{\mathrm e}^{2+x}+5}\) | \(12\) |
risch | \(-{\mathrm e}^{-{\mathrm e}^{2+x}+5}\) | \(12\) |
parallelrisch | \(-{\mathrm e}^{-{\mathrm e}^{2+x}+5}\) | \(12\) |
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none
Time = 0.25 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.58 \[ \int e^{7-e^{2+x}+x} \, dx=-e^{\left (-e^{\left (x + 2\right )} + 5\right )} \]
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Time = 0.06 (sec) , antiderivative size = 8, normalized size of antiderivative = 0.42 \[ \int e^{7-e^{2+x}+x} \, dx=- e^{5 - e^{x + 2}} \]
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none
Time = 0.18 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.58 \[ \int e^{7-e^{2+x}+x} \, dx=-e^{\left (-e^{\left (x + 2\right )} + 5\right )} \]
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none
Time = 0.27 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.58 \[ \int e^{7-e^{2+x}+x} \, dx=-e^{\left (-e^{\left (x + 2\right )} + 5\right )} \]
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Time = 0.05 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.58 \[ \int e^{7-e^{2+x}+x} \, dx=-{\mathrm {e}}^{-{\mathrm {e}}^{x+2}}\,{\mathrm {e}}^5 \]
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