asin(5*x)
5 -------------- ___________ / 2 \/ 1 - 25*x
125*x -------------- 3/2 / 2\ \1 - 25*x /
/ 2 \ | 75*x | 125*|1 + ---------| | 2| \ 1 - 25*x / ------------------- 3/2 / 2\ \1 - 25*x /