/ 2*x \ |E - x| lim |--------| x->0+\ x /
Limit((E^(2*x) - x)/x, x, 0)
oo
= 152.013303704226
/ 2*x \ |E - x| lim |--------| x->0-\ x /
-oo
= -150.013186749266
152.013303704226