Respuesta :

evgeniylevi
Consider, pls, this option:
a) not the same around x=2, in others are the same;
b) for x+2 D(f)=any; for g(x) D(g)≠2;
c) for values in (-oo;2)∪(2;+oo);
d) for value x=2. Note, that no permissions to perform operation 0/0.