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If R = {(x, y): x, y in z, x^2 + y^2 le...

If `R = {(x, y): x, y in z, x^2 + y^2 le 4}` is a relation defined on the set z of integers, then write domain and range.

A

`{0,1,2}`

B

`{0,-1,-2}`

C

`{-2,-1,0,1,2}`

D

None of these

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The correct Answer is:
C
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