Integrand size = 11, antiderivative size = 9 \[ \int \left (-e^{-x}+e^x\right ) \, dx=e^{-x}+e^x \]
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Time = 0.00 (sec) , antiderivative size = 9, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.091, Rules used = {2225} \[ \int \left (-e^{-x}+e^x\right ) \, dx=e^{-x}+e^x \]
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Rule 2225
Rubi steps \begin{align*} \text {integral}& = -\int e^{-x} \, dx+\int e^x \, dx \\ & = e^{-x}+e^x \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 9, normalized size of antiderivative = 1.00 \[ \int \left (-e^{-x}+e^x\right ) \, dx=e^{-x}+e^x \]
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Time = 0.03 (sec) , antiderivative size = 8, normalized size of antiderivative = 0.89
method | result | size |
derivativedivides | \({\mathrm e}^{-x}+{\mathrm e}^{x}\) | \(8\) |
default | \({\mathrm e}^{-x}+{\mathrm e}^{x}\) | \(8\) |
risch | \({\mathrm e}^{-x}+{\mathrm e}^{x}\) | \(8\) |
parts | \({\mathrm e}^{-x}+{\mathrm e}^{x}\) | \(8\) |
meijerg | \(-2+{\mathrm e}^{-x}+{\mathrm e}^{x}\) | \(9\) |
norman | \(\left (1+{\mathrm e}^{2 x}\right ) {\mathrm e}^{-x}\) | \(12\) |
parallelrisch | \(\left (1+{\mathrm e}^{2 x}\right ) {\mathrm e}^{-x}\) | \(12\) |
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none
Time = 0.23 (sec) , antiderivative size = 11, normalized size of antiderivative = 1.22 \[ \int \left (-e^{-x}+e^x\right ) \, dx={\left (e^{\left (2 \, x\right )} + 1\right )} e^{\left (-x\right )} \]
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Time = 0.03 (sec) , antiderivative size = 7, normalized size of antiderivative = 0.78 \[ \int \left (-e^{-x}+e^x\right ) \, dx=e^{x} + e^{- x} \]
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none
Time = 0.19 (sec) , antiderivative size = 7, normalized size of antiderivative = 0.78 \[ \int \left (-e^{-x}+e^x\right ) \, dx=e^{\left (-x\right )} + e^{x} \]
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none
Time = 0.27 (sec) , antiderivative size = 7, normalized size of antiderivative = 0.78 \[ \int \left (-e^{-x}+e^x\right ) \, dx=e^{\left (-x\right )} + e^{x} \]
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Time = 0.05 (sec) , antiderivative size = 4, normalized size of antiderivative = 0.44 \[ \int \left (-e^{-x}+e^x\right ) \, dx=2\,\mathrm {cosh}\left (x\right ) \]
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