Question

****s and so on and the value of a pusty
11 If x + y = 8 and xy = 3, find the values of
() x-y
(ii) 3x2 + y2) (iii) 5(x2 + y2) + 4(x - y).
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Answer 1

Answer:Question is invalid

Step-by-step explanation:

x + y = 8  =>x = 8 - y

xy = 3 =>y(8-y) = 3

          =>y^2 - 8y + 3 =0