atan(5*x) 5*log(x) --------- + --------- x 2 1 + 25*x
atan(5*x) 10 250*x*log(x) - --------- + ------------- - ------------ 2 / 2\ 2 x x*\1 + 25*x / / 2\ \1 + 25*x /
/ 2 \ | 100*x | 250*|-1 + ---------|*log(x) | 2| 750 15 2*atan(5*x) \ 1 + 25*x / - ------------ - -------------- + ----------- + --------------------------- 2 2 / 2\ 3 2 / 2\ x *\1 + 25*x / x / 2\ \1 + 25*x / \1 + 25*x /