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May 24, 2015

Homework Help: Algebra

Posted by Bradley on Thursday, April 3, 2008 at 7:45pm.

I am not sure if I did this right, it is the theorem on bounds to establish integral bounds for roots of equation.

6x^3-7x^2+7x+9=0
1 6 -7 7 9 0 6 -7 7 9
6 -1 6 0 0 0
6 -1 6 15 6 -7 7 9

-1 6 -7 7 9
-6 13 20
6 -13 20 29

answer is -1<x<1

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