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The domain of the relation R = {(1,3),...

The domain of the relation
`R = {(1,3), (3,5),(2,6)}` is

A

`1,3 and 2`

B

`{1,3,2}`

C

`{3,5,6}`

D

`3,5 and 6`

Text Solution

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The correct Answer is:
B
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