Question

PLEASE IT'S URGENT
If n(A) =2,n(B)=1,Then number of relations from A to B

Answer 1

Answer:

According to the Formula,

2^n(A)×n(B)

Given,

n(A)=2 ; n(B)=1

By applying in the Formula,

2^2×1

2^2

4

So,the number of relations from A to B is 4