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Let N be the set of natural numbers and...

Let N be the set of natural numbers and the relation R be defined on N such that `R = {(x , y) : y = 2x , x , y in N}`.What is the domain, codomain and range of R? Is this relation a function?

A

R is a function

B

R is not a function

C

domain , range and co-domain is N

D

None of the above

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The correct Answer is:
A
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DISHA PUBLICATION-RELATIONS AND FUNCTIONS -EXERCISE - 1
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