Integrand size = 22, antiderivative size = 21 \[ \int \frac {2+\left (2 x+6 x^2\right ) \log (x)}{x \log (x)} \, dx=2+2 x^2+(1+x)^2-\log (2)+\log \left (\log ^2(x)\right ) \]
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Time = 0.05 (sec) , antiderivative size = 14, normalized size of antiderivative = 0.67, number of steps used = 4, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.136, Rules used = {6820, 2339, 29} \[ \int \frac {2+\left (2 x+6 x^2\right ) \log (x)}{x \log (x)} \, dx=3 x^2+2 x+2 \log (\log (x)) \]
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Rule 29
Rule 2339
Rule 6820
Rubi steps \begin{align*} \text {integral}& = \int \left (2+6 x+\frac {2}{x \log (x)}\right ) \, dx \\ & = 2 x+3 x^2+2 \int \frac {1}{x \log (x)} \, dx \\ & = 2 x+3 x^2+2 \text {Subst}\left (\int \frac {1}{x} \, dx,x,\log (x)\right ) \\ & = 2 x+3 x^2+2 \log (\log (x)) \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 14, normalized size of antiderivative = 0.67 \[ \int \frac {2+\left (2 x+6 x^2\right ) \log (x)}{x \log (x)} \, dx=2 x+3 x^2+2 \log (\log (x)) \]
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Time = 0.07 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.71
method | result | size |
default | \(3 x^{2}+2 x +2 \ln \left (\ln \left (x \right )\right )\) | \(15\) |
norman | \(3 x^{2}+2 x +2 \ln \left (\ln \left (x \right )\right )\) | \(15\) |
risch | \(3 x^{2}+2 x +2 \ln \left (\ln \left (x \right )\right )\) | \(15\) |
parallelrisch | \(3 x^{2}+2 x +2 \ln \left (\ln \left (x \right )\right )\) | \(15\) |
parts | \(3 x^{2}+2 x +2 \ln \left (\ln \left (x \right )\right )\) | \(15\) |
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Time = 0.26 (sec) , antiderivative size = 14, normalized size of antiderivative = 0.67 \[ \int \frac {2+\left (2 x+6 x^2\right ) \log (x)}{x \log (x)} \, dx=3 \, x^{2} + 2 \, x + 2 \, \log \left (\log \left (x\right )\right ) \]
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Time = 0.05 (sec) , antiderivative size = 14, normalized size of antiderivative = 0.67 \[ \int \frac {2+\left (2 x+6 x^2\right ) \log (x)}{x \log (x)} \, dx=3 x^{2} + 2 x + 2 \log {\left (\log {\left (x \right )} \right )} \]
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Time = 0.17 (sec) , antiderivative size = 14, normalized size of antiderivative = 0.67 \[ \int \frac {2+\left (2 x+6 x^2\right ) \log (x)}{x \log (x)} \, dx=3 \, x^{2} + 2 \, x + 2 \, \log \left (\log \left (x\right )\right ) \]
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Time = 0.29 (sec) , antiderivative size = 14, normalized size of antiderivative = 0.67 \[ \int \frac {2+\left (2 x+6 x^2\right ) \log (x)}{x \log (x)} \, dx=3 \, x^{2} + 2 \, x + 2 \, \log \left (\log \left (x\right )\right ) \]
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Time = 13.74 (sec) , antiderivative size = 14, normalized size of antiderivative = 0.67 \[ \int \frac {2+\left (2 x+6 x^2\right ) \log (x)}{x \log (x)} \, dx=2\,x+2\,\ln \left (\ln \left (x\right )\right )+3\,x^2 \]
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