Let [x] denote the greatest integer ≤ x, where x ∈ R. If the domain of the real valued function f(x) = √|[x]/|−2|/[x] |−3|
is (-[infinity], a) ∪ [b, c) ∪ [4, [infinity]), aa. 8
b. 1
c. -2
d. -3