Question

Q. X+y. = 12, xy = 27 find (X² + Y²) . Solve this question?

Answer 1

Answer:

please Mark it as brainliest answer

Answer 2

Answer:

90

Step-by-step explanation:

$(x + y){2} = {x}^{2} + {y}^{2} + 2xy$

put the value of x+y and xy on the above formula

12^2 = x^2 + y^2 +2×27

144 - 54 = x^2 + y^2

90 = x^2 + y^2