________ / 2 lim \/ 9 - x x->3+
Limit(sqrt(9 - x^2), x, 3)
0
= (0.0 + 0.0345878044415365j)
________ / 2 lim \/ 9 - x x->3-
= 0.0346770607369397
(0.0 + 0.0345878044415365j)