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Is (x-3) a factor of 2x^3-11x^2+12x+9
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zoe_alexandra

by zoe_alexandra at March 15, 2011

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Zoe -You need to divide (x-3) into the polynomial and if the Remainder equals zero, then yes, (x-3) is a factor.You can use synthetic division instead of long division which is usually easier.Hope that helps
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Steve204 Steve204 March 15, 2011

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(x-3) is a factor.
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baseball baseball March 15, 2011

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(x-3) is a factor.
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baseball baseball March 15, 2011

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Zoe -A quick way to check is to simply input x=3 into the equation and if the result is zero, you know that (x-3) is a factor
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Steve204 Steve204 March 15, 2011

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