If A is the set of even natural numbers less than 8 and B is the set of prime numbers less than 7 , then the number of relations from A to B are

Question

If A is the set of even natural numbers less than 8 and B is the set of prime numbers less than 7 , then the number of relations from A to B are, 2 9, 9 2, 3 2, 2 9 - 1

MARKS App · Accepted Answer

A = { 2,4 , 6 } ; B = 2 , 3 , 5 ∴ A × B contains 3 × 3 = 9 elements. Hence, the number of relations from A to B = 2 9 .

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