1.

State whether each of the following statements is true or false. If the statement is false, rewrite the given statement correctly. (i) If P = {m, n} and Q = {n, m}, then P×Q= {(m, n), (n, m)} (ii) If A and B are non-empty sets, then A×B is a non-empty set of ordered pairs (x, y) such that xϵA and yϵB. (iii) If A = {1, 2}, B = {3, 4}, then A×(B∩ϕ)=ϕ

Answer»

State whether each of the following statements is true or false. If the statement is false, rewrite the given statement correctly.

(i) If P = {m, n} and Q = {n, m}, then P×Q= {(m, n), (n, m)}

(ii) If A and B are non-empty sets, then A×B is a non-empty set of ordered pairs (x, y) such that xϵA and yϵB.

(iii) If A = {1, 2}, B = {3, 4}, then A×(Bϕ)=ϕ



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