Question

How do you factor `3x^3 - 9x^2`?

Answer 1

`3x^2(x-3)`

Explanation:

`3x^3 - 9x^2=x*3x^2-3*3x^2=3x^2(x-3)`

Answer 2

`3x^3-9x^2`
`3x^2(x-3)`

This equation Has roots x=0 and x=3
As ,at these two points the above equation is `=0`