4
15*(1 - acos(3*x))
-2*cos(x)*sin(x) + -------------------
__________
/ 2
\/ 1 - 9*x
$$\frac{15 \left(- \operatorname{acos}{\left(3 x \right)} + 1\right)^{4}}{\sqrt{- 9 x^{2} + 1}} - 2 \sin{\left(x \right)} \cos{\left(x \right)}$$
3 4
2 2 180*(-1 + acos(3*x)) 135*x*(-1 + acos(3*x))
- 2*cos (x) + 2*sin (x) + --------------------- + -----------------------
2 3/2
-1 + 9*x / 2\
\1 - 9*x /
$$\frac{135 x \left(\operatorname{acos}{\left(3 x \right)} - 1\right)^{4}}{\left(- 9 x^{2} + 1\right)^{\frac{3}{2}}} + 2 \sin^{2}{\left(x \right)} - 2 \cos^{2}{\left(x \right)} + \frac{180 \left(\operatorname{acos}{\left(3 x \right)} - 1\right)^{3}}{9 x^{2} - 1}$$
4 2 3 2 4
135*(-1 + acos(3*x)) 1620*(-1 + acos(3*x)) 4860*x*(-1 + acos(3*x)) 3645*x *(-1 + acos(3*x))
8*cos(x)*sin(x) + --------------------- + ---------------------- - ------------------------ + -------------------------
3/2 3/2 2 5/2
/ 2\ / 2\ / 2\ / 2\
\1 - 9*x / \1 - 9*x / \-1 + 9*x / \1 - 9*x /
$$- \frac{4860 x \left(\operatorname{acos}{\left(3 x \right)} - 1\right)^{3}}{\left(9 x^{2} - 1\right)^{2}} + 8 \sin{\left(x \right)} \cos{\left(x \right)} + \frac{3645 x^{2} \left(\operatorname{acos}{\left(3 x \right)} - 1\right)^{4}}{\left(- 9 x^{2} + 1\right)^{\frac{5}{2}}} + \frac{135 \left(\operatorname{acos}{\left(3 x \right)} - 1\right)^{4}}{\left(- 9 x^{2} + 1\right)^{\frac{3}{2}}} + \frac{1620 \left(\operatorname{acos}{\left(3 x \right)} - 1\right)^{2}}{\left(- 9 x^{2} + 1\right)^{\frac{3}{2}}}$$