Answer:
Factors of 28 = 1,28 2,14 4,7 => (X - Y) = 3 and so. X = 7 and Y = 4. Hence X^2 + Y^2 = 7^2 + 4^2 = 49 + 16 = 65. OR. X-Y = 3 => X= 3+Y. (3+Y)Y = 28 => Y^2
Explanation:
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