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