Question

x² - 2xy + y²- a² - 2ab -b²​

Answer 1

Answer:

(x-y)whole square -(a+b)whole square

Answer 2

Answer:

(x)^2+(y)^2-2xy-((a)^2+(b)^2+2×ab)

(x-y)^2-(a+b)^2

(x-y+a+b) (x-y-a-b)