Answer :

It is given that the relation in the set N given by

R = {(a, b): a = b – 2, b > 6}


Now, b > 6, (2, 4) R


Also, as 3 ≠ 8 – 2, (3, 8) R


And 8 ≠ 7 – 2


Therefore, (8,7) R


Now, consider (6,8)


We have 8 > 6 and also 6 = 8 - 2


Therefore, (6, 8) ϵ R.

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