Question

(x+y)*(x-y)-(x+y)*(x+y)write in simple form

Answer 1

Step-by-step explanation:

hope it helps youuu.....

Answer 2

Answer:

(x+y) ( x-y) = x2-y2 (identities)

(x+y)(x+y)= (x+y)2 = x2+ y2+ 2xy

x2-y2-x2-y2-2xy

-2y2-2xy