Question

If A= {1,2} , B = { 3,4,5 } then number of relation from A to B is ___​

Answer 1

Step-by-step explanation:

Given, A = {1,2} and B = {3,4}.

Number of elements in set A = n(A)=2

Number of elements in set B = n(B)=2

Number of relations from A to B = 2

n(A)×n(B)

=2

2×2

=2

4

=16

Answer 2

Q:- If A= {1,2} , B = { 3,4,5 } then number of relation from A to B is ___

Ans:- Given, A = {1,2} and B = {3,4}.

Number of elements in set A = n(A)=2

Number of elements in set B = n(B)=2

Number of relations from A to B = 2

n(A)×n(B)

=2

2×2

=2

4

=16