4
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________________
/ 2
\/ 1 - (1 - 4*x)
$$\frac{4}{\sqrt{- \left(- 4 x + 1\right)^{2} + 1}}$$
16*(-1 + 4*x)
-------------------
3/2
/ 2\
\1 - (1 - 4*x) /
$$\frac{64 x - 16}{\left(- \left(- 4 x + 1\right)^{2} + 1\right)^{\frac{3}{2}}}$$
/ 2 \
| 3*(-1 + 4*x) |
64*|1 + --------------|
| 2|
\ 1 - (1 - 4*x) /
-----------------------
3/2
/ 2\
\1 - (1 - 4*x) /
$$\frac{\frac{192 \left(4 x - 1\right)^{2}}{- \left(- 4 x + 1\right)^{2} + 1} + 64}{\left(- \left(- 4 x + 1\right)^{2} + 1\right)^{\frac{3}{2}}}$$