Question

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If x - y = 6 and xy = 10 find the value of x^2 + y^2​

Answer 1

Answer:

Given,

x + y= 6 (equation 1)

x - y = 4 (equation 2)

Squaring and adding both the equations,

(x + y)² + (x - y)² = 6² + 4²

=> x² + y² + 2xy + x² + y² - 2xy = 52

=> 2(x²+y²) = 52

=> x²+y²=26

Step-by-step explanation:

Answer 2

here is your anwser step by step :

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