Math, asked by patelprutha308, 5 months ago

If x -y = 7 and xy = 9, then x² + y² is equal to----

1 point

67

54

58

31

Answers

Answered by Rohitkumaratdhanbad

0

Answer:

Confirmed 67 is the answer

Step-by-step explanation:

(x-y)^2 = x^2 + y^2 - 2xy
7x7 = x^2 + y^2 - 18
49+18 = x^2 + y^2
x^2 + y^2 = 67

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