2 2
x - 3 3*atan (x)
------ - ---------- + 2*x*log(4*x)
x 2
1 + x
$$2 x \log{\left(4 x \right)} - \frac{3 \operatorname{atan}^{2}{\left(x \right)}}{x^{2} + 1} + \frac{x^{2} - 3}{x}$$
2 2
-3 + x 6*atan(x) 6*x*atan (x)
4 + 2*log(4*x) - ------- - --------- + ------------
2 2 2
x / 2\ / 2\
\1 + x / \1 + x /
$$\frac{6 x \operatorname{atan}^{2}{\left(x \right)}}{\left(x^{2} + 1\right)^{2}} + 2 \log{\left(4 x \right)} + 4 - \frac{6 \operatorname{atan}{\left(x \right)}}{\left(x^{2} + 1\right)^{2}} - \frac{x^{2} - 3}{x^{2}}$$
/ 2 2 2 2 \
| 3 -3 + x 3*atan (x) 12*x *atan (x) 18*x*atan(x)|
2*|- --------- + ------- + ---------- - -------------- + ------------|
| 3 3 2 3 3 |
| / 2\ x / 2\ / 2\ / 2\ |
\ \1 + x / \1 + x / \1 + x / \1 + x / /
$$2 \left(- \frac{12 x^{2} \operatorname{atan}^{2}{\left(x \right)}}{\left(x^{2} + 1\right)^{3}} + \frac{18 x \operatorname{atan}{\left(x \right)}}{\left(x^{2} + 1\right)^{3}} + \frac{3 \operatorname{atan}^{2}{\left(x \right)}}{\left(x^{2} + 1\right)^{2}} - \frac{3}{\left(x^{2} + 1\right)^{3}} + \frac{x^{2} - 3}{x^{3}}\right)$$