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April 1, 2015

April 1, 2015

Posted by **ladybug** on Sunday, November 18, 2012 at 11:47pm.

f(x)=x^3-8x^2-31x-22

- college algebra -
**Steve**, Monday, November 19, 2012 at 9:54amThe RZT says that any rational root will be a factor of 22. So, the number of possibilities is quite limited:

±1 ±2 ±11 ±22

A little synthetic division shows that

f(x) = (x-11)(x+1)(x+2)

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