/ _______\ lim \-3 + \/ 9 - x / x->0+
Limit(-3 + sqrt(9 - x), x, 0)
0
= -1.08543171911275e-33
/ _______\ lim \-3 + \/ 9 - x / x->0-
= 2.04767629454407e-33
-1.08543171911275e-33