2*x
-------------------
_______________
/ 2
/ / 2 \
\/ 1 - \x + 3/
$$\frac{2 x}{\sqrt{- \left(x^{2} + 3\right)^{2} + 1}}$$
/ 2 / 2\\
| 2*x *\3 + x /|
2*|1 + -------------|
| 2|
| / 2\ |
\ 1 - \3 + x / /
---------------------
_______________
/ 2
/ / 2\
\/ 1 - \3 + x /
$$\frac{\frac{4 x^{2} \left(x^{2} + 3\right)}{- \left(x^{2} + 3\right)^{2} + 1} + 2}{\sqrt{- \left(x^{2} + 3\right)^{2} + 1}}$$
/ 2\
| 2 / 2\ |
| 2 6*x *\3 + x / |
4*x*|9 + 5*x + --------------|
| 2 |
| / 2\ |
\ 1 - \3 + x / /
-------------------------------
3/2
/ 2\
| / 2\ |
\1 - \3 + x / /
$$\frac{4 x}{\left(- \left(x^{2} + 3\right)^{2} + 1\right)^{\frac{3}{2}}} \left(\frac{6 x^{2} \left(x^{2} + 3\right)^{2}}{- \left(x^{2} + 3\right)^{2} + 1} + 5 x^{2} + 9\right)$$