Question

Factorise: x³-
3x²y + 3xy²-y³​

Answer 1

Answer:

Answer is (x-y)(x-y)(x-y)

Step-by-step explanation:

We know that (a-b)³ = a³ - 3a²b + 3ab² - b³

so  x³-  3x²y + 3xy²-y³ = (x-y)³ = (x-y)(x-y)(x-y)