Question: 3. Let M, N, P be sets. Prove that (M N)U(N P) S (MUN) (MONOP). 4. We write Z2 for the set Zx Z. Define

3. Let M, N, P be sets. Prove that (M N)U(N P) S (MUN) (MONOP). 4. We write Z2 for the set Zx Z. Define sets M, N, P as follows. M = {(m,n) E Z2 | 3mn + 15m 5n 25 >0} N = {(p,q) e Z2 | 0} P= {(r, s) Z2 | r >0} Prove that (MAN) CP

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