Prove that f(x) is not a chromatic polynomial of any graph

Feb 2010
199
0
Prove that \(\displaystyle f(x) = x^6 - 12x^5 + 54x^4 - 112x^3 + 105x^2 - 36x\)is not a chromatic polynomial of any graph.

no idea where to even begin :?
 
Feb 2010
199
0
Re: Prove that f(x) is not a chromatic polynomial of any gra

any thoughts anybody? XD
 
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