SOLUTION: Which of the following is not a possible rational zero of f(x)= 2x^3-3x^2+2x-9? a. -1 b. -3 c. -2/3 d. 9

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Question 202881: Which of the following is not a possible rational zero of f(x)= 2x^3-3x^2+2x-9?
a. -1
b. -3
c. -2/3
d. 9
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
): Which of the following is not a possible rational zero of
f(x)= 2x^3-3x^2+2x-9
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If p/q is a rational zero of the equation p divides -9 and q divides 2
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-2/3 does not satisfy those requirements.
So, -2/3 cannot be a rational zero of the equation.
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Cheers,
Stan H.
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a. -1
b. -3
c. -2/3
d. 9