2 3
3 3 6*x*acos (2*x)*tan (2)
acos (2*x)*tan (2) - ----------------------
__________
/ 2
\/ 1 - 4*x
$$- \frac{6 x \tan^{3}{\left(2 \right)} \operatorname{acos}^{2}{\left(2 x \right)}}{\sqrt{1 - 4 x^{2}}} + \tan^{3}{\left(2 \right)} \operatorname{acos}^{3}{\left(2 x \right)}$$
3 / acos(2*x) / 1 x*acos(2*x) \\
-12*tan (2)*|------------- + 2*x*|--------- + -------------||*acos(2*x)
| __________ | 2 3/2||
| / 2 |-1 + 4*x / 2\ ||
\\/ 1 - 4*x \ \1 - 4*x / //
$$- 12 \left(2 x \left(\frac{x \operatorname{acos}{\left(2 x \right)}}{\left(1 - 4 x^{2}\right)^{\frac{3}{2}}} + \frac{1}{4 x^{2} - 1}\right) + \frac{\operatorname{acos}{\left(2 x \right)}}{\sqrt{1 - 4 x^{2}}}\right) \tan^{3}{\left(2 \right)} \operatorname{acos}{\left(2 x \right)}$$
/ / 2 2 2 \ \
3 | | 2 acos (2*x) 12*x*acos(2*x) 12*x *acos (2*x)| / 1 x*acos(2*x) \ |
-24*tan (2)*|x*|------------- + ------------- - -------------- + ----------------| + 3*|--------- + -------------|*acos(2*x)|
| | 3/2 3/2 2 5/2 | | 2 3/2| |
| |/ 2\ / 2\ / 2\ / 2\ | |-1 + 4*x / 2\ | |
\ \\1 - 4*x / \1 - 4*x / \-1 + 4*x / \1 - 4*x / / \ \1 - 4*x / / /
$$- 24 \left(x \left(\frac{12 x^{2} \operatorname{acos}^{2}{\left(2 x \right)}}{\left(1 - 4 x^{2}\right)^{\frac{5}{2}}} - \frac{12 x \operatorname{acos}{\left(2 x \right)}}{\left(4 x^{2} - 1\right)^{2}} + \frac{\operatorname{acos}^{2}{\left(2 x \right)}}{\left(1 - 4 x^{2}\right)^{\frac{3}{2}}} + \frac{2}{\left(1 - 4 x^{2}\right)^{\frac{3}{2}}}\right) + 3 \left(\frac{x \operatorname{acos}{\left(2 x \right)}}{\left(1 - 4 x^{2}\right)^{\frac{3}{2}}} + \frac{1}{4 x^{2} - 1}\right) \operatorname{acos}{\left(2 x \right)}\right) \tan^{3}{\left(2 \right)}$$