Question

11 A = {x I x ∈ N, x ≤ 4}, B = {-1, 0, 1, 2, 3}, C = {0, 1, 2}, then (A ∪ B) ∩ (A ∪ C) = __________
(a) {1, 2, 3, 4}
(b) {0, 1, 2}
(c) {0, 1, 2, 3, 4}
(d) {-1, 0, 1, 2, 3, 4}

Answer 1

(b) possibly is the answer