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The relation R defined on a set A={0,-1,...

The relation R defined on a set `A={0,-1,1,2}` by `xRy" if "|x^2+y^2| le 2`, then which one of the following is true?

A

`R={(0,0),(0,-1),(0,1),(-1,0),(-1,1),(1,2),(1,0)}`

B

`R^(-1)={(0,0),(0,-1),(0,1),(-1,0),(1,0)}`

C

Domain of R is `{0,-1,1,2}`

D

Range of R is `{0,-1,1}`

Text Solution

Verified by Experts

The correct Answer is:
D
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