/ -2*x 2\ lim \E *x / x->0+
Limit(E^(-2*x)*x^2, x, 0)
0
= -2.04516057796322e-29
/ -2*x 2\ lim \E *x / x->0-
= -5.58184922923114e-33
-2.04516057796322e-29