1.

If R = {(x, y) : x, y ∈ Z, x2 + y2 = 25}, then Domain (R) = .................... and Range (R) = __________.

Answer» If R = {(x, y) : x, y ∈ Z, x2 + y2 = 25}, then Domain (R) = .................... and Range (R) = __________.


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