Question

The number of relations on the set A={x:x^2≤7,x∈N} is



2 (b) 4 (c) 8 (d) 16

​

Answer 1

Answer:

b) 4

Step-by-step explanation:

A={x:x^2≤7,x∈N}

A={1, 2}

n(A)=2

Therefore no. of relations on the set A

= [n(A)]^n(A) =2² =4