Question

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Answer 1

Answer:

1) 90

2) 754

Step-by-step explanation:

If x + y = 12 and xy = 27,

x and y have to be 3 & 9.

1) x^2 + y^2 = 3^2 + 9^2

                   =  9 + 81

                   = 90

2) x^2 + y^2 = 3^3 + 9^3

                    = 27 + 729

                    = 754

Answer 2

EXPLAINED CLEARLY IN THE PICTURE

HOPE IT HELPS.....

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