Given A = {x, y, z} & B = {1, 2}
Number of relations from A to B = 2Number of elements in A x B
= 2Number of elements in set A x Number of elements in set B
= 2n(A) x n(B)
Number of elements in set A = 3
Number of elements in set B = 2
Number of relations from A to B = 2n(A) x n(B)
= 23x2
= 26
= 2 x 2 x 2 x 2 x 2 x 2
= 64