The Three Special Products

Question 1

Special Product 1:

x^2 - y^2

Answer 1

(x+y)(x-y)

Question 2

Special Product 2:

x^2 + 2xy + y^2

Answer 2

(x+y)(x+y) or (x+y)^2

Question 3

Special Product 3:

x^2 - 2xy + y^2

Answer 3

(x-y)(x-y) or (x-y)^2