Question

(x^2+1)(y^2+1) + 9 = 6 (x+y) find x^2+y^2

Answer 1

Answer:

6(x+y) – 9

Step-by-step explanation:

(x^2+1)(y^2+1)+ 9 = 6 (x+y)

or, (x²+1)(y²+1) = 6(x+y) – 9

Answer 2

Answer:

plz refer to the attachment

Answer in attachment

hope it helps