Question

Factorise
(x+y)²-(x-y

ANSWER ME FASTER PLEASE​

Answer 1

Answer:

(x+y)²-(x-y)²

Using the identity a²-b²=(a+b)(a-b)

where a=x+y and b=x-y

⇒(x+y+x-y)((x+y)-(x-y))

⇒(2x)(x+y-x+y)

⇒2x*2y

⇒4xy