SOLUTION: find any rational roots for the equation: x^4 + 3x^3 - x^2 - 9x - 6 = 0

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Question 41954: find any rational roots for the equation: x^4 + 3x^3 - x^2 - 9x - 6 = 0
Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
For x^4 + 3x^3 - x^2 - 9x - 6 = 0
the possible rational roots are
±1, ±2, ±3, or ±6
Again try them synthetically...
The two that work are
x = -1 and x = -2