Integrand size = 21, antiderivative size = 21 \[ \int \frac {5+3 x^2 \log \left (\frac {\log (4)}{2}\right )}{3 x^2} \, dx=\frac {1}{3} \left (25-\frac {5}{x}\right )+x \log \left (\frac {\log (4)}{2}\right ) \]
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Time = 0.01 (sec) , antiderivative size = 13, normalized size of antiderivative = 0.62, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.095, Rules used = {12, 14} \[ \int \frac {5+3 x^2 \log \left (\frac {\log (4)}{2}\right )}{3 x^2} \, dx=x \log (\log (2))-\frac {5}{3 x} \]
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Rule 12
Rule 14
Rubi steps \begin{align*} \text {integral}& = \frac {1}{3} \int \frac {5+3 x^2 \log \left (\frac {\log (4)}{2}\right )}{x^2} \, dx \\ & = \frac {1}{3} \int \left (\frac {5}{x^2}+3 \log (\log (2))\right ) \, dx \\ & = -\frac {5}{3 x}+x \log (\log (2)) \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 13, normalized size of antiderivative = 0.62 \[ \int \frac {5+3 x^2 \log \left (\frac {\log (4)}{2}\right )}{3 x^2} \, dx=-\frac {5}{3 x}+x \log (\log (2)) \]
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Time = 0.07 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.57
method | result | size |
default | \(x \ln \left (\ln \left (2\right )\right )-\frac {5}{3 x}\) | \(12\) |
risch | \(x \ln \left (\ln \left (2\right )\right )-\frac {5}{3 x}\) | \(12\) |
norman | \(\frac {-\frac {5}{3}+x^{2} \ln \left (\ln \left (2\right )\right )}{x}\) | \(14\) |
gosper | \(\frac {3 x^{2} \ln \left (\ln \left (2\right )\right )-5}{3 x}\) | \(16\) |
parallelrisch | \(\frac {3 x^{2} \ln \left (\ln \left (2\right )\right )-5}{3 x}\) | \(16\) |
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Time = 0.25 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.71 \[ \int \frac {5+3 x^2 \log \left (\frac {\log (4)}{2}\right )}{3 x^2} \, dx=\frac {3 \, x^{2} \log \left (\log \left (2\right )\right ) - 5}{3 \, x} \]
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Time = 0.04 (sec) , antiderivative size = 10, normalized size of antiderivative = 0.48 \[ \int \frac {5+3 x^2 \log \left (\frac {\log (4)}{2}\right )}{3 x^2} \, dx=x \log {\left (\log {\left (2 \right )} \right )} - \frac {5}{3 x} \]
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Time = 0.18 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.52 \[ \int \frac {5+3 x^2 \log \left (\frac {\log (4)}{2}\right )}{3 x^2} \, dx=x \log \left (\log \left (2\right )\right ) - \frac {5}{3 \, x} \]
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Time = 0.25 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.52 \[ \int \frac {5+3 x^2 \log \left (\frac {\log (4)}{2}\right )}{3 x^2} \, dx=x \log \left (\log \left (2\right )\right ) - \frac {5}{3 \, x} \]
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Time = 0.03 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.52 \[ \int \frac {5+3 x^2 \log \left (\frac {\log (4)}{2}\right )}{3 x^2} \, dx=x\,\ln \left (\ln \left (2\right )\right )-\frac {5}{3\,x} \]
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