Question

(x+y)^2= what is the answer​

Answer 1

heya....

its simple mate..

it will be (x^2 +y^2 +2xy)...

Answer 2

here (x+y)² = x² + 2xy + y²

Proof :

(x+y)²

= (x+y)(x+y)

= x(x+y)y(x+y)

= x² + xy + yx + y²

= x² + xy+ xy + y²

= x² + 2xy + y²