Q. 13

# Let R be a relation on N defined by x + 2y = 8. The domain of R is

A. {2, 4, 8}

B. {2, 4, 6, 8}

C. {2, 4, 6}

D. {1, 2, 3, 4}

Answer :

{2, 4, 6}

∵ R={(2,3),(4,2),(6,1)}

Hence domain(R)={2,4,6}

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