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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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PREMIERS PUBLISHERS-SETS,RELATIONS AND FUNCATIONS-SOLUTION TO EXERCISE 1.5
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