Question

How do you multiply `(x-1)^3`?

Answer 1

`=x^3-3x^2+3x-1`

Explanation:

`(x-1)^3`
`=(x-1)(x-1)^2`
`=(x-1)(x^2-2x+1)`
`=x^3-2x^2+x-x^2+2x-1`
`=x^3-3x^2+3x-1`