Integrand size = 18, antiderivative size = 18 \[ \int \frac {1}{4} e^{-3+x} (-25-5 x+10 \log (4)) \, dx=\frac {5}{4} e^{-3+x} (-4-x+2 \log (4)) \]
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Time = 0.01 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.44, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.167, Rules used = {12, 2207, 2225} \[ \int \frac {1}{4} e^{-3+x} (-25-5 x+10 \log (4)) \, dx=\frac {5 e^{x-3}}{4}-\frac {5}{4} e^{x-3} (x+5-\log (16)) \]
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Rule 12
Rule 2207
Rule 2225
Rubi steps \begin{align*} \text {integral}& = \frac {1}{4} \int e^{-3+x} (-25-5 x+10 \log (4)) \, dx \\ & = -\frac {5}{4} e^{-3+x} (5+x-\log (16))+\frac {5}{4} \int e^{-3+x} \, dx \\ & = \frac {5 e^{-3+x}}{4}-\frac {5}{4} e^{-3+x} (5+x-\log (16)) \\ \end{align*}
Time = 0.04 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.89 \[ \int \frac {1}{4} e^{-3+x} (-25-5 x+10 \log (4)) \, dx=-\frac {5}{4} e^{-3+x} (4+x-2 \log (4)) \]
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Time = 1.16 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.89
method | result | size |
risch | \(\frac {\left (20 \ln \left (2\right )-20-5 x \right ) {\mathrm e}^{-3+x}}{4}\) | \(16\) |
norman | \(\left (-\frac {5 x}{4}-5+5 \ln \left (2\right )\right ) {\mathrm e}^{-3+x}\) | \(19\) |
gosper | \(\frac {5 \left (4 \ln \left (2\right )-4-x \right ) {\mathrm e}^{-3+x}}{4}\) | \(20\) |
parallelrisch | \(\frac {\left (20 \ln \left (2\right )-20-5 x \right ) {\mathrm e}^{-3+x}}{4}\) | \(20\) |
derivativedivides | \(\frac {5 \,{\mathrm e}^{-3+x} \left (-x +3\right )}{4}-\frac {35 \,{\mathrm e}^{-3+x}}{4}+5 \,{\mathrm e}^{-3+x} \ln \left (2\right )\) | \(39\) |
default | \(\frac {5 \,{\mathrm e}^{-3+x} \left (-x +3\right )}{4}-\frac {35 \,{\mathrm e}^{-3+x}}{4}+5 \,{\mathrm e}^{-3+x} \ln \left (2\right )\) | \(39\) |
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Time = 0.25 (sec) , antiderivative size = 13, normalized size of antiderivative = 0.72 \[ \int \frac {1}{4} e^{-3+x} (-25-5 x+10 \log (4)) \, dx=-\frac {5}{4} \, {\left (x - 4 \, \log \left (2\right ) + 4\right )} e^{\left (x - 3\right )} \]
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Time = 0.06 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.83 \[ \int \frac {1}{4} e^{-3+x} (-25-5 x+10 \log (4)) \, dx=\frac {\left (- 5 x - 20 + 20 \log {\left (2 \right )}\right ) e^{x - 3}}{4} \]
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Time = 0.18 (sec) , antiderivative size = 24, normalized size of antiderivative = 1.33 \[ \int \frac {1}{4} e^{-3+x} (-25-5 x+10 \log (4)) \, dx=-\frac {5}{4} \, {\left (x - 1\right )} e^{\left (x - 3\right )} + 5 \, e^{\left (x - 3\right )} \log \left (2\right ) - \frac {25}{4} \, e^{\left (x - 3\right )} \]
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Time = 0.25 (sec) , antiderivative size = 13, normalized size of antiderivative = 0.72 \[ \int \frac {1}{4} e^{-3+x} (-25-5 x+10 \log (4)) \, dx=-\frac {5}{4} \, {\left (x - 4 \, \log \left (2\right ) + 4\right )} e^{\left (x - 3\right )} \]
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Time = 9.48 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.83 \[ \int \frac {1}{4} e^{-3+x} (-25-5 x+10 \log (4)) \, dx=-{\mathrm {e}}^{-3}\,{\mathrm {e}}^x\,\left (\frac {5\,x}{4}-5\,\ln \left (2\right )+5\right ) \]
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