2 cot (x) / 2 \ lim \1 + 3*tan (x)/ x->0+
Limit((1 + 3*tan(x)^2)^(cot(x)^2), x, 0)
3 e
= 20.0855369231877
2 cot (x) / 2 \ lim \1 + 3*tan (x)/ x->0-
20.0855369231877