If x=2+√3 and y=2-√3, find the value of x²+y²

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- 14
- 17
- 16
- 15

CORRECT ANSWER : 14

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If x=2+√3 and y=2-√3, find the value of x2+y2

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If x=2+√3 and y=2-√3, find the value of x²+y²