/ 2 2 2 \
2 | 12 acos (2*x) 12*x *acos (2*x) 24*x*acos(2*x)|
40*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 / /
$$40 \left(- \frac{12 x^{2} \operatorname{acos}^{2}{\left (2 x \right )}}{\left(- 4 x^{2} + 1\right)^{\frac{5}{2}}} + \frac{24 x \operatorname{acos}{\left (2 x \right )}}{\left(4 x^{2} - 1\right)^{2}} - \frac{\operatorname{acos}^{2}{\left (2 x \right )}}{\left(- 4 x^{2} + 1\right)^{\frac{3}{2}}} - \frac{12}{\left(- 4 x^{2} + 1\right)^{\frac{3}{2}}}\right) \operatorname{acos}^{2}{\left (2 x \right )}$$