Question

The simplified form of (x + y)2 – (x - y)2 =​

Answer 1

Answer:

4xy

Step-by-step explanation:

(x+y)²-(x-y)²

x²+y²+2xy-(x²+y²-2xy)

x²+y²+2xy-x²-y²+2xy

2xy+2xy

4xy

Answer 2

Answer:

0

Step-by-step explanation:

(x+y)2 - (x-y)2

(2x+2y) - (2x-2y)

2x-2x + 2y-2y

0+0

=0