3
-8*acos (2*x)
-------------
__________
/ 2
\/ 1 - 4*x
$$- \frac{8 \operatorname{acos}^{3}{\left(2 x \right)}}{\sqrt{- 4 x^{2} + 1}}$$
2 / 3 2*x*acos(2*x)\
-16*acos (2*x)*|--------- + -------------|
| 2 3/2|
|-1 + 4*x / 2\ |
\ \1 - 4*x / /
$$- 16 \cdot \left(\frac{2 x \operatorname{acos}{\left(2 x \right)}}{\left(- 4 x^{2} + 1\right)^{\frac{3}{2}}} + \frac{3}{4 x^{2} - 1}\right) \operatorname{acos}^{2}{\left(2 x \right)}$$
/ 2 2 2 \
| 6 acos (2*x) 12*x *acos (2*x) 18*x*acos(2*x)|
32*|- ------------- - ------------- - ---------------- + --------------|*acos(2*x)
| 3/2 3/2 5/2 2 |
| / 2\ / 2\ / 2\ / 2\ |
\ \1 - 4*x / \1 - 4*x / \1 - 4*x / \-1 + 4*x / /
$$32 \left(\frac{18 x \operatorname{acos}{\left(2 x \right)}}{\left(4 x^{2} - 1\right)^{2}} - \frac{12 x^{2} \operatorname{acos}^{2}{\left(2 x \right)}}{\left(- 4 x^{2} + 1\right)^{\frac{5}{2}}} - \frac{\operatorname{acos}^{2}{\left(2 x \right)}}{\left(- 4 x^{2} + 1\right)^{\frac{3}{2}}} - \frac{6}{\left(- 4 x^{2} + 1\right)^{\frac{3}{2}}}\right) \operatorname{acos}{\left(2 x \right)}$$