2
-6*x
-------------
__________
/ 6
\/ 1 - 4*x
$$- \frac{6 x^{2}}{\sqrt{- 4 x^{6} + 1}}$$
/ 6 \
| 6*x |
-12*x*|1 + --------|
| 6|
\ 1 - 4*x /
--------------------
__________
/ 6
\/ 1 - 4*x
$$- \frac{12 x \left(\frac{6 x^{6}}{- 4 x^{6} + 1} + 1\right)}{\sqrt{- 4 x^{6} + 1}}$$
/ 6 12 \
| 54*x 216*x |
-12*|1 + -------- + -----------|
| 6 2|
| 1 - 4*x / 6\ |
\ \1 - 4*x / /
--------------------------------
__________
/ 6
\/ 1 - 4*x
$$- \frac{1}{\sqrt{- 4 x^{6} + 1}} \left(\frac{2592 x^{12}}{\left(- 4 x^{6} + 1\right)^{2}} + \frac{648 x^{6}}{- 4 x^{6} + 1} + 12\right)$$