Question

Write as a product of two polynomials:
(x-y)^2-a(y-x)

Answer 1

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

Explanation:

`(x-y)^2-a(y-x) \\ \\ = (x-y)^2 + a(x - y) \\ \\ = (x - y) \{(x - y) + a \} \\ \\ = (x - y)(x - y + a)`