14-02-2015
Mathematics

contestada

How do I factor this:

15x^2-8x+1

The answers are 1/5 and 1/3 but I don't know how to get there

Respuesta :

master7011 master7011

14-02-2015

15x^2-8x+1
First Factor
(5x-1)(3x-1)
set each factor equal to zero
5x-1=0 3x-1=0
solve for x
5x=1 3x=1
x=1/5 x=1/3

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