SOLUTION: the rational root of the equation 2x3-x2-4x+2=0 is

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Question 331626: the rational root of the equation 2x3-x2-4x+2=0 is
Answer by solver91311(24713) About Me  (Show Source):
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Use the rational roots theorem to determine that the possible rational roots of



Are



Then use synthetic division to test each of the possible rational roots.

If you need a refresher on synthetic division try Purple Math:

Synthetic Division

There is 1 rational and a conjugate pair of irrational roots for this equation.

John

My calculator said it, I believe it, that settles it