February 26, 2017

Homework Help: Maths algebra

Posted by Claire on Wednesday, October 10, 2007 at 1:39pm.

Factorise the following:
x^4 - x^3 - x^2 + x

The answer is x(x+1)(x-1)^2
but I cannot understand how to get this answer. Can someone please show me the working? Thanks!

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