Question

If x=8 and y=5 then find, (x-y) ²

Answer 1

Answer:

9

Step-by-step explanation:

(8-5)^2

(3)^2

9

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Answer 2

Answer:

9

Step-by-step explanation:

(x-y)²= x²+y²-2xy

= 8²+5²-80

= 89 - 80

= 9