/ / 2 2 \ \
| | 1 2 30*x*acot(5*x) 100*x *acot (5*x)| |
| 750*|--------- - acot (5*x) + -------------- + -----------------| |
| | 2 2 2 | 2 / 2 \ |
cos(x) | \1 + 25*x 1 + 25*x 1 + 25*x / 3 / 2 2 \ 45*acot (5*x)*\-cos(x) + sin (x)*log(2)/*log(2) 450*(1 + 5*x*acot(5*x))*acot(5*x)*log(2)*sin(x)|
2 *|- ----------------------------------------------------------------- + acot (5*x)*\1 - log (2)*sin (x) + 3*cos(x)*log(2)/*log(2)*sin(x) - ----------------------------------------------- - -----------------------------------------------|
| 2 2 2 |
| / 2\ 1 + 25*x / 2\ |
\ \1 + 25*x / \1 + 25*x / /