Question

Write the following sets in the set builder form
(a) F = {5, 10, 15, 20, 25}
(b) X = {9, 16, 25, 36, ..., 81}​

Answer 1

Step-by-step explanation:

Given, G={9,16,25,36,64,81} in roster form

                ={32,42,52,62,72,82,92}

                ={x∣x=n2,n∈N,3≤n≤9} in set builder form