2
1 3*log (3*x) 3*log(3*x)
-2 - ------------- - ---------------- + -------------
2 2 2
1 - log (3*x) / 2 \ 1 - log (3*x)
\1 - log (3*x)/
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3 / 2
x *\/ 1 - log (3*x)
$$\frac{1}{x^{3} \sqrt{- \log^{2}{\left (3 x \right )} + 1}} \left(-2 + \frac{3 \log{\left (3 x \right )}}{- \log^{2}{\left (3 x \right )} + 1} - \frac{1}{- \log^{2}{\left (3 x \right )} + 1} - \frac{3 \log^{2}{\left (3 x \right )}}{\left(- \log^{2}{\left (3 x \right )} + 1\right)^{2}}\right)$$