/ 2 9\ lim |(3 + x) - -| x->0+\ x/
Limit((3 + x)^2 - 9/x, x, 0)
-oo
= -1349.96022104294
/ 2 9\ lim |(3 + x) - -| x->0-\ x/
oo
= 1367.96030875839
-1349.96022104294