Math, asked by KushagraJoshi, 1 year ago

Q13. If x - y = 9 and xy = 16 find the value of x² + y².​

Answers

Answered by Anonymous
2

(x-y)²=x²+y²-2xy

9²=x²+y²-32

81=x²+y²-32

x²+y²=81+32

x²+y²=113

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