Question

if X + Y is 4 and x y is 2 then x square + Y square is equal to what​

Answer 1

Hope this solution is helpful:)

Answer 2

Answer:

By using the identity, we get

(a+b)^2 = a^2+ 2ab +b^2

(4)^2 -2×2 =a^2+b^2

12 is the final answer

Hope it helps