Question

If x+y = 10 and xy = 5,Find the value of (x^2+y^2)

Answer 1

Answer:

90 is your answer......

Step-by-step explanation:

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Answer 2

Answer:

x^2 + y^2= 90

Step-by-step explanation:

Given,

x+y=10

Squaring both sides we get,

(x+y)^2= 10^2

x^2+y^2 + 2xy= 100

x^2+y^2+ 2x 5 =100

x^2+y^2= 90