Question

If A = {1, 2, 3} and B = {x, y}, then the number of functions that can be defined from A into B is

विकल्प

• (a) 12

• (b) 8

• (c) 6

• (d) 3

   

Answer 1

(b) 8

Given:
Number of elements in set A = 3
Number of elements in set B = 2
Therefore, the number of functions that can be defined from A into B is = 2³ = 8.