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

The relation R defined on a set A = { 0,-1,1,2} by xRy if |`x^(2)+y^(2)| lt=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}

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The correct Answer is:
D
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