Math, asked by prashantvision67, 10 months ago

1. If x + y = 8 and xy = 15, then x² + y2

Answers

Answered by Nazampreet

1

Answer:

5square +3 Square =25+9=34

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Answered by kiran12355

1

Step-by-step explanation:

(x+y)=8 squaring on both sides, x^2+2xy+y^2=64 x^2+y^2=64-2 (15) x^2+y^2=34

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