3 2*log(x)
-------- + --------
2 x
1 + 9*x
$$\frac{3}{9 x^{2} + 1} + \frac{2 \log{\left(x \right)}}{x}$$
/1 log(x) 27*x \
2*|-- - ------ - -----------|
| 2 2 2|
|x x / 2\ |
\ \1 + 9*x / /
$$2 \left(- \frac{27 x}{\left(9 x^{2} + 1\right)^{2}} - \frac{\log{\left(x \right)}}{x^{2}} + \frac{1}{x^{2}}\right)$$
/ 2 \
| 27 3 2*log(x) 972*x |
2*|- ----------- - -- + -------- + -----------|
| 2 3 3 3|
| / 2\ x x / 2\ |
\ \1 + 9*x / \1 + 9*x / /
$$2 \left(\frac{972 x^{2}}{\left(9 x^{2} + 1\right)^{3}} - \frac{27}{\left(9 x^{2} + 1\right)^{2}} + \frac{2 \log{\left(x \right)}}{x^{3}} - \frac{3}{x^{3}}\right)$$