SOLUTION: find the irrational roots of the equation x^3+4x^2+2x+1=0 im not sure how to do this

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Question 281988: find the irrational roots of the equation x^3+4x^2+2x+1=0 im not sure how to do this
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
find the irrational roots of the equation x^3+4x^2+2x+1=0 im not sure how to do this
First, you have to find the rational root.
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I graphed it and got x = -3.51154..
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That does not help to find the irrational roots.
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Cheers,
Stan H.