How does x³-x factorise?

Soldato
Joined
29 Jun 2004
Posts
12,954
I'm having a hard time doing

(x³-x) ÷ (2x²-x-1)

Now, I don't want to ask you do the whole calculation for me as I can do that with a bit of work. However, I just can't get my head around how I can factorise x³-x to divide and cancel things :(

Refresh my memory please!

Thanks (Remember, don't tell me how to do the whole devision, just the (x³-x) part to nudge me in the right direction)

:)
 
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