Integrand size = 26, antiderivative size = 14 \[ \int \frac {2+56 x^2+6 x^3+\left (-4+6 x^3\right ) \log (x)}{x^3} \, dx=2 \left (4+\frac {1}{x^2}+3 (8+x)\right ) \log (x) \]
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Time = 0.03 (sec) , antiderivative size = 17, normalized size of antiderivative = 1.21, number of steps used = 6, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.077, Rules used = {14, 2372} \[ \int \frac {2+56 x^2+6 x^3+\left (-4+6 x^3\right ) \log (x)}{x^3} \, dx=\frac {2 \log (x)}{x^2}+6 x \log (x)+56 \log (x) \]
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Rule 14
Rule 2372
Rubi steps \begin{align*} \text {integral}& = \int \left (\frac {2 \left (1+28 x^2+3 x^3\right )}{x^3}+\frac {2 \left (-2+3 x^3\right ) \log (x)}{x^3}\right ) \, dx \\ & = 2 \int \frac {1+28 x^2+3 x^3}{x^3} \, dx+2 \int \frac {\left (-2+3 x^3\right ) \log (x)}{x^3} \, dx \\ & = \frac {2 \log (x)}{x^2}+6 x \log (x)-2 \int \left (3+\frac {1}{x^3}\right ) \, dx+2 \int \left (3+\frac {1}{x^3}+\frac {28}{x}\right ) \, dx \\ & = 56 \log (x)+\frac {2 \log (x)}{x^2}+6 x \log (x) \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 17, normalized size of antiderivative = 1.21 \[ \int \frac {2+56 x^2+6 x^3+\left (-4+6 x^3\right ) \log (x)}{x^3} \, dx=56 \log (x)+\frac {2 \log (x)}{x^2}+6 x \log (x) \]
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Time = 0.02 (sec) , antiderivative size = 18, normalized size of antiderivative = 1.29
method | result | size |
default | \(6 x \ln \left (x \right )+56 \ln \left (x \right )+\frac {2 \ln \left (x \right )}{x^{2}}\) | \(18\) |
parts | \(6 x \ln \left (x \right )+56 \ln \left (x \right )+\frac {2 \ln \left (x \right )}{x^{2}}\) | \(18\) |
risch | \(\frac {2 \left (3 x^{3}+1\right ) \ln \left (x \right )}{x^{2}}+56 \ln \left (x \right )\) | \(20\) |
norman | \(\frac {56 x^{2} \ln \left (x \right )+6 x^{3} \ln \left (x \right )+2 \ln \left (x \right )}{x^{2}}\) | \(24\) |
parallelrisch | \(\frac {56 x^{2} \ln \left (x \right )+6 x^{3} \ln \left (x \right )+2 \ln \left (x \right )}{x^{2}}\) | \(24\) |
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Time = 0.25 (sec) , antiderivative size = 19, normalized size of antiderivative = 1.36 \[ \int \frac {2+56 x^2+6 x^3+\left (-4+6 x^3\right ) \log (x)}{x^3} \, dx=\frac {2 \, {\left (3 \, x^{3} + 28 \, x^{2} + 1\right )} \log \left (x\right )}{x^{2}} \]
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Time = 0.05 (sec) , antiderivative size = 17, normalized size of antiderivative = 1.21 \[ \int \frac {2+56 x^2+6 x^3+\left (-4+6 x^3\right ) \log (x)}{x^3} \, dx=56 \log {\left (x \right )} + \frac {\left (6 x^{3} + 2\right ) \log {\left (x \right )}}{x^{2}} \]
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Time = 0.20 (sec) , antiderivative size = 17, normalized size of antiderivative = 1.21 \[ \int \frac {2+56 x^2+6 x^3+\left (-4+6 x^3\right ) \log (x)}{x^3} \, dx=6 \, x \log \left (x\right ) + \frac {2 \, \log \left (x\right )}{x^{2}} + 56 \, \log \left (x\right ) \]
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Time = 0.29 (sec) , antiderivative size = 16, normalized size of antiderivative = 1.14 \[ \int \frac {2+56 x^2+6 x^3+\left (-4+6 x^3\right ) \log (x)}{x^3} \, dx=2 \, {\left (3 \, x + \frac {1}{x^{2}}\right )} \log \left (x\right ) + 56 \, \log \left (x\right ) \]
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Time = 12.91 (sec) , antiderivative size = 19, normalized size of antiderivative = 1.36 \[ \int \frac {2+56 x^2+6 x^3+\left (-4+6 x^3\right ) \log (x)}{x^3} \, dx=\frac {2\,\ln \left (x\right )\,\left (3\,x^3+28\,x^2+1\right )}{x^2} \]
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