Integrand size = 42, antiderivative size = 23 \[ \int \frac {-3 x \log (x)+(-2+3 x) \log (-2+3 x)}{\left (-2 x+3 x^2\right ) \log (x) \log (-2+3 x)} \, dx=\log \left (\frac {4 \left (x+e^2 x\right ) \log (x)}{x \log (-2+3 x)}\right ) \]
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Time = 0.33 (sec) , antiderivative size = 13, normalized size of antiderivative = 0.57, number of steps used = 8, number of rules used = 5, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.119, Rules used = {1607, 6820, 2339, 29, 2437} \[ \int \frac {-3 x \log (x)+(-2+3 x) \log (-2+3 x)}{\left (-2 x+3 x^2\right ) \log (x) \log (-2+3 x)} \, dx=\log (\log (x))-\log (\log (3 x-2)) \]
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Rule 29
Rule 1607
Rule 2339
Rule 2437
Rule 6820
Rubi steps \begin{align*} \text {integral}& = \int \frac {-3 x \log (x)+(-2+3 x) \log (-2+3 x)}{x (-2+3 x) \log (x) \log (-2+3 x)} \, dx \\ & = \int \left (\frac {1}{x \log (x)}-\frac {3}{(-2+3 x) \log (-2+3 x)}\right ) \, dx \\ & = -\left (3 \int \frac {1}{(-2+3 x) \log (-2+3 x)} \, dx\right )+\int \frac {1}{x \log (x)} \, dx \\ & = \text {Subst}\left (\int \frac {1}{x} \, dx,x,\log (x)\right )-\text {Subst}\left (\int \frac {1}{x \log (x)} \, dx,x,-2+3 x\right ) \\ & = \log (\log (x))-\text {Subst}\left (\int \frac {1}{x} \, dx,x,\log (-2+3 x)\right ) \\ & = \log (\log (x))-\log (\log (-2+3 x)) \\ \end{align*}
Time = 0.03 (sec) , antiderivative size = 13, normalized size of antiderivative = 0.57 \[ \int \frac {-3 x \log (x)+(-2+3 x) \log (-2+3 x)}{\left (-2 x+3 x^2\right ) \log (x) \log (-2+3 x)} \, dx=\log (\log (x))-\log (\log (-2+3 x)) \]
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Time = 0.06 (sec) , antiderivative size = 14, normalized size of antiderivative = 0.61
method | result | size |
default | \(\ln \left (\ln \left (x \right )\right )-\ln \left (\ln \left (-2+3 x \right )\right )\) | \(14\) |
norman | \(\ln \left (\ln \left (x \right )\right )-\ln \left (\ln \left (-2+3 x \right )\right )\) | \(14\) |
risch | \(\ln \left (\ln \left (x \right )\right )-\ln \left (\ln \left (-2+3 x \right )\right )\) | \(14\) |
parallelrisch | \(\ln \left (\ln \left (x \right )\right )-\ln \left (\ln \left (-2+3 x \right )\right )\) | \(14\) |
parts | \(\ln \left (\ln \left (x \right )\right )-\ln \left (\ln \left (-2+3 x \right )\right )\) | \(14\) |
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Time = 0.28 (sec) , antiderivative size = 13, normalized size of antiderivative = 0.57 \[ \int \frac {-3 x \log (x)+(-2+3 x) \log (-2+3 x)}{\left (-2 x+3 x^2\right ) \log (x) \log (-2+3 x)} \, dx=-\log \left (\log \left (3 \, x - 2\right )\right ) + \log \left (\log \left (x\right )\right ) \]
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Time = 0.07 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.52 \[ \int \frac {-3 x \log (x)+(-2+3 x) \log (-2+3 x)}{\left (-2 x+3 x^2\right ) \log (x) \log (-2+3 x)} \, dx=\log {\left (\log {\left (x \right )} \right )} - \log {\left (\log {\left (3 x - 2 \right )} \right )} \]
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Time = 0.26 (sec) , antiderivative size = 13, normalized size of antiderivative = 0.57 \[ \int \frac {-3 x \log (x)+(-2+3 x) \log (-2+3 x)}{\left (-2 x+3 x^2\right ) \log (x) \log (-2+3 x)} \, dx=-\log \left (\log \left (3 \, x - 2\right )\right ) + \log \left (\log \left (x\right )\right ) \]
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Time = 0.25 (sec) , antiderivative size = 13, normalized size of antiderivative = 0.57 \[ \int \frac {-3 x \log (x)+(-2+3 x) \log (-2+3 x)}{\left (-2 x+3 x^2\right ) \log (x) \log (-2+3 x)} \, dx=-\log \left (\log \left (3 \, x - 2\right )\right ) + \log \left (\log \left (x\right )\right ) \]
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Time = 7.27 (sec) , antiderivative size = 13, normalized size of antiderivative = 0.57 \[ \int \frac {-3 x \log (x)+(-2+3 x) \log (-2+3 x)}{\left (-2 x+3 x^2\right ) \log (x) \log (-2+3 x)} \, dx=\ln \left (\ln \left (x\right )\right )-\ln \left (\ln \left (3\,x-2\right )\right ) \]
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