2
-15*acos (5*x)
--------------
___________
/ 2
\/ 1 - 25*x
$$- \frac{15 \operatorname{acos}^{2}{\left(5 x \right)}}{\sqrt{- 25 x^{2} + 1}}$$
/ 2 5*x*acos(5*x) \
-75*|---------- + --------------|*acos(5*x)
| 2 3/2|
|-1 + 25*x / 2\ |
\ \1 - 25*x / /
$$- 75 \cdot \left(\frac{5 x \operatorname{acos}{\left(5 x \right)}}{\left(- 25 x^{2} + 1\right)^{\frac{3}{2}}} + \frac{2}{25 x^{2} - 1}\right) \operatorname{acos}{\left(5 x \right)}$$
/ 2 2 2 \
| 2 acos (5*x) 75*x *acos (5*x) 30*x*acos(5*x)|
375*|- -------------- - -------------- - ---------------- + --------------|
| 3/2 3/2 5/2 2 |
| / 2\ / 2\ / 2\ / 2\ |
\ \1 - 25*x / \1 - 25*x / \1 - 25*x / \-1 + 25*x / /
$$375 \left(\frac{30 x \operatorname{acos}{\left(5 x \right)}}{\left(25 x^{2} - 1\right)^{2}} - \frac{75 x^{2} \operatorname{acos}^{2}{\left(5 x \right)}}{\left(- 25 x^{2} + 1\right)^{\frac{5}{2}}} - \frac{\operatorname{acos}^{2}{\left(5 x \right)}}{\left(- 25 x^{2} + 1\right)^{\frac{3}{2}}} - \frac{2}{\left(- 25 x^{2} + 1\right)^{\frac{3}{2}}}\right)$$