Question

Let A = {1, 2, 3} and B = {1, 2, 3, 4}. The relations R1 = {(1, 1), (2, 2), (3, 3)} and
R2 = {(1, 1), (1, 2), (1, 3), (1, 4)} can be combined to obtain
R1 U R2 ii) R1 ∩ R2 iii) R1 - R2 iv) R2 – R1

Answer 1

Step-by-step explanation:

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