I am having some problems with this for some reason.....

Here is how they explained it... I could use some help explaining how to simplify this expression


IF x is not = 2 then

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

simplified....
3x^2(x-2)-1(x-2)
(x-2) =

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

3x^2-1 :twisted:


[/u]