Question

Please help.me out with this question
(x-y+2)(x+y-2)​

Answer 1

hoping it is correct answer..

Answer 2

Answer:

X^2-y^2+4y-4

Step-by-step explanation:

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

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

X^2+xy-2x-xy-y^2+2y+2x+2y-4

X^2-y^2+4y-4