SOLUTION: Use the factor theorem to decide whether the second polynomial is a factor of the first. 2x3 - x2 + 3x + 4; x + 1

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Question 135549This question is from textbook college algebra
: Use the factor theorem to decide whether the second polynomial is a factor of the first.
2x3 - x2 + 3x + 4; x + 1 This question is from textbook college algebra

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Use the factor theorem to decide whether the second polynomial is a factor of the first.
f(x) = 2x^3 - x^2 + 3x + 4; x + 1
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-1)....2....-1....3....4
........2....-3....6..|..-2
Remainder = -2, so f(-1)=-2, so x+1 is not a factor of f(x)
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Cheers,
Stan H.