/ 2 / 2\ 2 \
| 4*x *\3 + x / 2*x |
2*|1 - ------------- - ----------------------------|
| 2 / 2\ |
| / 2\ | / 2\ | / 2\|
\ 1 + \3 + x / \1 + \3 + x / /*atan\3 + x //
----------------------------------------------------
/ 2\
| / 2\ | / 2\
\1 + \3 + x / /*atan\3 + x /
$$\frac{2 \left(- \frac{4 x^{2} \left(x^{2} + 3\right)}{\left(x^{2} + 3\right)^{2} + 1} - \frac{2 x^{2}}{\left(\left(x^{2} + 3\right)^{2} + 1\right) \operatorname{atan}{\left(x^{2} + 3 \right)}} + 1\right)}{\left(\left(x^{2} + 3\right)^{2} + 1\right) \operatorname{atan}{\left(x^{2} + 3 \right)}}$$
/ 2 \
| 2 2 / 2\ 2 / 2\ |
| 2 3 4*x 16*x *\3 + x / 12*x *\3 + x / |
4*x*|-18 - 10*x - ------------ + ----------------------------- + --------------- + ----------------------------|
| / 2\ / 2\ 2 / 2\ |
| atan\3 + x / | / 2\ | 2/ 2\ / 2\ | / 2\ | / 2\|
\ \1 + \3 + x / /*atan \3 + x / 1 + \3 + x / \1 + \3 + x / /*atan\3 + x //
-----------------------------------------------------------------------------------------------------------------
2
/ 2\
| / 2\ | / 2\
\1 + \3 + x / / *atan\3 + x /
$$\frac{4 x \left(\frac{16 x^{2} \left(x^{2} + 3\right)^{2}}{\left(x^{2} + 3\right)^{2} + 1} + \frac{12 x^{2} \left(x^{2} + 3\right)}{\left(\left(x^{2} + 3\right)^{2} + 1\right) \operatorname{atan}{\left(x^{2} + 3 \right)}} - 10 x^{2} + \frac{4 x^{2}}{\left(\left(x^{2} + 3\right)^{2} + 1\right) \operatorname{atan}^{2}{\left(x^{2} + 3 \right)}} - 18 - \frac{3}{\operatorname{atan}{\left(x^{2} + 3 \right)}}\right)}{\left(\left(x^{2} + 3\right)^{2} + 1\right)^{2} \operatorname{atan}{\left(x^{2} + 3 \right)}}$$