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use the Remainder theorem to ecaluate P(x)=x^4+x^3-x^2-2x

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i need to use the remainder theorem to evaluate P(3) for P(x)=x^4+x^3-x^2-2x its algebra 2 and i don't understand it so please help me

asked Nov 27, 2013 in ALGEBRA 2 by futai Scholar

1 Answer

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Given P(x) = x^4+x^3-x^2-2x

I'm supposed to be doing synthetic division using "3" as the divisor.

image

From the remainder therom P(x) = (x-a)q(x)+r(x)

x^4+x^3-x^2-2x = (x-3)(x^3+4x^2+11x+31)+93

P(3) = 93

answered Jan 8, 2014 by david Expert

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