Question

If A = {1, 2, 3, 4} and B = {5, 6, 7, 8} then check is the following a relation from A to B?

Give your answer.

R = {(6, 2), (3, 7), (4, 7)}​

Answer 1

Answer:

A×B={(1, 5) (1, 6) (1, 7) (1, 8) (2, 5) (2, 6) (2, 7) (2, 8) (3, 5) (3, 6) (3, 7) (3, 8) (4, 5) (4, 6) (4, 7) (4, 8)