4*x
-------------
__________
/ 4
\/ 1 - 4*x
$$\frac{4 x}{\sqrt{- 4 x^{4} + 1}}$$
/ 4 \
| 8*x |
4*|1 + --------|
| 4|
\ 1 - 4*x /
----------------
__________
/ 4
\/ 1 - 4*x $$\frac{\frac{32 x^{4}}{- 4 x^{4} + 1} + 4}{\sqrt{- 4 x^{4} + 1}}$$
/ 4 \
3 | 24*x |
32*x *|5 + --------|
| 4|
\ 1 - 4*x /
--------------------
3/2
/ 4\
\1 - 4*x / $$\frac{32 x^{3} \left(\frac{24 x^{4}}{- 4 x^{4} + 1} + 5\right)}{\left(- 4 x^{4} + 1\right)^{\frac{3}{2}}}$$