/ 2 \
| 1 3*log(5*x) 4*log (5*x) |
2*|1 - ------------- + ------------- + ----------------|
| 2 2 2|
| 1 + log (5*x) 1 + log (5*x) / 2 \ |
\ \1 + log (5*x)/ /
--------------------------------------------------------
3 / 2 \
x *\1 + log (5*x)/
$$\frac{2 \left(1 + \frac{3 \log{\left(5 x \right)}}{\log{\left(5 x \right)}^{2} + 1} - \frac{1}{\log{\left(5 x \right)}^{2} + 1} + \frac{4 \log{\left(5 x \right)}^{2}}{\left(\log{\left(5 x \right)}^{2} + 1\right)^{2}}\right)}{x^{3} \left(\log{\left(5 x \right)}^{2} + 1\right)}$$