The set of all x for which f(x)=logx−2x+3⁡2 and g(x)=1x2−9 are both not defined is

The function f is not defined for - 3 ≤ x ≤ 2 and g is not defined for those x for which x2 - 9 ≤0 i.e., x ∈ [– 3, 3]. Thus f and g are not defined on [-3, 2].