Integrand size = 33, antiderivative size = 20 \[ \int \frac {1+8 x^5+4 x^6+(-1+2 x) \log (x)}{2 x^6+x \log (x)} \, dx=2 (-25+x)+\log \left (x^4+\frac {\log (x)}{2 x}\right ) \]
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Time = 0.16 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.85, number of steps used = 6, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.121, Rules used = {2641, 6874, 45, 6816} \[ \int \frac {1+8 x^5+4 x^6+(-1+2 x) \log (x)}{2 x^6+x \log (x)} \, dx=\log \left (2 x^5+\log (x)\right )+2 x-\log (x) \]
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Rule 45
Rule 2641
Rule 6816
Rule 6874
Rubi steps \begin{align*} \text {integral}& = \int \frac {1+8 x^5+4 x^6+(-1+2 x) \log (x)}{x \left (2 x^5+\log (x)\right )} \, dx \\ & = \int \left (\frac {-1+2 x}{x}+\frac {1+10 x^5}{x \left (2 x^5+\log (x)\right )}\right ) \, dx \\ & = \int \frac {-1+2 x}{x} \, dx+\int \frac {1+10 x^5}{x \left (2 x^5+\log (x)\right )} \, dx \\ & = \log \left (2 x^5+\log (x)\right )+\int \left (2-\frac {1}{x}\right ) \, dx \\ & = 2 x-\log (x)+\log \left (2 x^5+\log (x)\right ) \\ \end{align*}
Time = 0.16 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.85 \[ \int \frac {1+8 x^5+4 x^6+(-1+2 x) \log (x)}{2 x^6+x \log (x)} \, dx=2 x-\log (x)+\log \left (2 x^5+\log (x)\right ) \]
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Time = 0.23 (sec) , antiderivative size = 18, normalized size of antiderivative = 0.90
method | result | size |
default | \(-\ln \left (x \right )+2 x +\ln \left (2 x^{5}+\ln \left (x \right )\right )\) | \(18\) |
norman | \(-\ln \left (x \right )+2 x +\ln \left (2 x^{5}+\ln \left (x \right )\right )\) | \(18\) |
risch | \(-\ln \left (x \right )+2 x +\ln \left (2 x^{5}+\ln \left (x \right )\right )\) | \(18\) |
parallelrisch | \(\ln \left (x^{5}+\frac {\ln \left (x \right )}{2}\right )+2 x -\ln \left (x \right )\) | \(18\) |
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none
Time = 0.40 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.85 \[ \int \frac {1+8 x^5+4 x^6+(-1+2 x) \log (x)}{2 x^6+x \log (x)} \, dx=2 \, x + \log \left (2 \, x^{5} + \log \left (x\right )\right ) - \log \left (x\right ) \]
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Time = 0.07 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.75 \[ \int \frac {1+8 x^5+4 x^6+(-1+2 x) \log (x)}{2 x^6+x \log (x)} \, dx=2 x - \log {\left (x \right )} + \log {\left (2 x^{5} + \log {\left (x \right )} \right )} \]
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none
Time = 0.22 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.85 \[ \int \frac {1+8 x^5+4 x^6+(-1+2 x) \log (x)}{2 x^6+x \log (x)} \, dx=2 \, x + \log \left (2 \, x^{5} + \log \left (x\right )\right ) - \log \left (x\right ) \]
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none
Time = 0.25 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.85 \[ \int \frac {1+8 x^5+4 x^6+(-1+2 x) \log (x)}{2 x^6+x \log (x)} \, dx=2 \, x + \log \left (2 \, x^{5} + \log \left (x\right )\right ) - \log \left (x\right ) \]
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Time = 12.70 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.85 \[ \int \frac {1+8 x^5+4 x^6+(-1+2 x) \log (x)}{2 x^6+x \log (x)} \, dx=2\,x-\ln \left (x\right )+\ln \left (\ln \left (x\right )+2\,x^5\right ) \]
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