Integrand size = 12, antiderivative size = 17 \[ \int \frac {a+b \log (e x)}{x} \, dx=\frac {(a+b \log (e x))^2}{2 b} \]
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Time = 0.01 (sec) , antiderivative size = 17, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.083, Rules used = {2338} \[ \int \frac {a+b \log (e x)}{x} \, dx=\frac {(a+b \log (e x))^2}{2 b} \]
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Rule 2338
Rubi steps \begin{align*} \text {integral}& = \frac {(a+b \log (e x))^2}{2 b} \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.94 \[ \int \frac {a+b \log (e x)}{x} \, dx=a \log (x)+\frac {1}{2} b \log ^2(e x) \]
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Time = 0.10 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.88
method | result | size |
risch | \(\frac {b \ln \left (e x \right )^{2}}{2}+\ln \left (x \right ) a\) | \(15\) |
parts | \(\frac {b \ln \left (e x \right )^{2}}{2}+\ln \left (x \right ) a\) | \(15\) |
derivativedivides | \(\frac {b \ln \left (e x \right )^{2}}{2}+a \ln \left (e x \right )\) | \(17\) |
default | \(\frac {b \ln \left (e x \right )^{2}}{2}+a \ln \left (e x \right )\) | \(17\) |
norman | \(\frac {b \ln \left (e x \right )^{2}}{2}+a \ln \left (e x \right )\) | \(17\) |
parallelrisch | \(\frac {b \ln \left (e x \right )^{2}}{2}+a \ln \left (e x \right )\) | \(17\) |
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none
Time = 0.28 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.94 \[ \int \frac {a+b \log (e x)}{x} \, dx=\frac {1}{2} \, b \log \left (e x\right )^{2} + a \log \left (e x\right ) \]
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Time = 0.05 (sec) , antiderivative size = 14, normalized size of antiderivative = 0.82 \[ \int \frac {a+b \log (e x)}{x} \, dx=a \log {\left (x \right )} + \frac {b \log {\left (e x \right )}^{2}}{2} \]
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none
Time = 0.19 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.88 \[ \int \frac {a+b \log (e x)}{x} \, dx=\frac {{\left (b \log \left (e x\right ) + a\right )}^{2}}{2 \, b} \]
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none
Time = 0.31 (sec) , antiderivative size = 14, normalized size of antiderivative = 0.82 \[ \int \frac {a+b \log (e x)}{x} \, dx=\frac {1}{2} \, b \log \left (e x\right )^{2} + a \log \left (x\right ) \]
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Time = 1.20 (sec) , antiderivative size = 14, normalized size of antiderivative = 0.82 \[ \int \frac {a+b \log (e x)}{x} \, dx=\frac {b\,{\ln \left (e\,x\right )}^2}{2}+a\,\ln \left (x\right ) \]
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