Q - 5

Asked by majethiyarishat9566.12sdatl | 27th Oct, 2020, 11:51: AM

Expert Answer:

A = {1, 2, 3} and R is a relation on R such that R = {(a, b): a - b = 0}
Let (a, b) belongs to R
Therefore, a - b = 0
Therefore, a = b
So, we have
R = {(1, 1), (2, 2), (3, 3)} = {(a, a): a belongs to A}
Hence, R is an identity relation

Answered by Renu Varma | 28th Oct, 2020, 11:14: AM