/ 2 2 2 \
| 6 3 3*x 8*x 4*x |
x*|- ------ - ------ + --------- + --------- + -----------------|
| 2 2 2 2 / 2\ / 2\|
| 2 + x 1 + x / 2\ / 2\ \1 + x /*\2 + x /|
\ \1 + x / \2 + x / /
-----------------------------------------------------------------
________
/ 2 / 2\
\/ 1 + x *\2 + x /
$$\frac{x \left(\frac{8 x^{2}}{\left(x^{2} + 2\right)^{2}} + \frac{4 x^{2}}{\left(x^{2} + 1\right) \left(x^{2} + 2\right)} + \frac{3 x^{2}}{\left(x^{2} + 1\right)^{2}} - \frac{6}{x^{2} + 2} - \frac{3}{x^{2} + 1}\right)}{\sqrt{x^{2} + 1} \left(x^{2} + 2\right)}$$