SOLUTION: Hello Tutor, I really need your help to answer this question please. What are the possible rational roots of f(x) = x4 -7x + 8

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Question 974183: Hello Tutor, I really need your help to answer this question please.
What are the possible rational roots of f(x) = x4 -7x + 8

Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
x4 -7x + 8
potential rational roots are factors of 8/factors of 1, and +/-. You divide the constant by the leading coefficient.
+/-8; +/- 4 ; +/-2; +/-1
In this instance there are no rational roots.


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