a 1 prove or disprove the following statements a let m and n be sets a
Question
A 1 Prove or disprove the following statements.
(a) Let M and N be sets, and let IM x NI = p, where p is a prime number. Then either M or N contains exactly one element.
(b) Let M and N be sets. If M U N = MN N, then M = N follows.
