/ 1 2\ lim |x - -------- + 6*x | x->-1/2+\ -1/2 + x /
Limit(x - 1/(-1/2 + x) + 6*x^2, x, -1/2)
2
= 2
/ 1 2\ lim |x - -------- + 6*x | x->-1/2-\ -1/2 + x /
2.0