Question

How do you factor the expression `w³ -7w² -18w`?

Answer 1

`=w(w-9)(w+2)`

Explanation:

`w^3-7w^2-18w`
`=w(w^2-7w-18)`
`=w(w^2-9w+2w-18)`
`=w(w-9)(w+2)`