Question

if (x-y)^2=29 then what is the value of (X+y)^2​

Answer 1

Step-by-step explanation:

(x - y )² = 29

x² -2xy + y² =29

x² + y² = 29 + 2xy ______1

Now,

(x + y)² = x² +2xy + y²

= x² + y² + 2xy

= 29 +2xy +2xy ( from 1)

= 29 + 4xy

Answer 2

Answer:

(x-y)^2=29 then fund (x+y)^2