Integrand size = 18, antiderivative size = 20 \[ \int \frac {2-5 x+20 x^4 \log ^2(4)}{x} \, dx=5 \left (4-x+x^4 \log ^2(4)\right )+\log \left (x^2\right ) \]
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Time = 0.00 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.85, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.056, Rules used = {14} \[ \int \frac {2-5 x+20 x^4 \log ^2(4)}{x} \, dx=5 x^4 \log ^2(4)-5 x+2 \log (x) \]
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Rule 14
Rubi steps \begin{align*} \text {integral}& = \int \left (-5+\frac {2}{x}+20 x^3 \log ^2(4)\right ) \, dx \\ & = -5 x+5 x^4 \log ^2(4)+2 \log (x) \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.85 \[ \int \frac {2-5 x+20 x^4 \log ^2(4)}{x} \, dx=-5 x+5 x^4 \log ^2(4)+2 \log (x) \]
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Time = 0.09 (sec) , antiderivative size = 18, normalized size of antiderivative = 0.90
method | result | size |
default | \(-5 x +20 x^{4} \ln \left (2\right )^{2}+2 \ln \left (x \right )\) | \(18\) |
norman | \(-5 x +20 x^{4} \ln \left (2\right )^{2}+2 \ln \left (x \right )\) | \(18\) |
risch | \(-5 x +20 x^{4} \ln \left (2\right )^{2}+2 \ln \left (x \right )\) | \(18\) |
parallelrisch | \(-5 x +20 x^{4} \ln \left (2\right )^{2}+2 \ln \left (x \right )\) | \(18\) |
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Time = 0.23 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.85 \[ \int \frac {2-5 x+20 x^4 \log ^2(4)}{x} \, dx=20 \, x^{4} \log \left (2\right )^{2} - 5 \, x + 2 \, \log \left (x\right ) \]
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Time = 0.03 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.85 \[ \int \frac {2-5 x+20 x^4 \log ^2(4)}{x} \, dx=20 x^{4} \log {\left (2 \right )}^{2} - 5 x + 2 \log {\left (x \right )} \]
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Time = 0.19 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.85 \[ \int \frac {2-5 x+20 x^4 \log ^2(4)}{x} \, dx=20 \, x^{4} \log \left (2\right )^{2} - 5 \, x + 2 \, \log \left (x\right ) \]
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Time = 0.27 (sec) , antiderivative size = 18, normalized size of antiderivative = 0.90 \[ \int \frac {2-5 x+20 x^4 \log ^2(4)}{x} \, dx=20 \, x^{4} \log \left (2\right )^{2} - 5 \, x + 2 \, \log \left ({\left | x \right |}\right ) \]
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Time = 0.04 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.85 \[ \int \frac {2-5 x+20 x^4 \log ^2(4)}{x} \, dx=2\,\ln \left (x\right )-5\,x+20\,x^4\,{\ln \left (2\right )}^2 \]
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