SOLUTION: show that 1/2 is a root of the polynomial expression 2x^3+5x^2-39x+18 I need to see how to work this out as I have 2 similar questions that I'd like to try on my own.

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: show that 1/2 is a root of the polynomial expression 2x^3+5x^2-39x+18 I need to see how to work this out as I have 2 similar questions that I'd like to try on my own.       Log On


   

Question 910168: show that 1/2 is a root of the polynomial expression 2x^3+5x^2-39x+18
I need to see how to work this out as I have 2 similar questions that I'd like to try on my own.
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
I already started this one. Response was yesterday or day before.

To see the same question with answer, http://www.algebra.com/algebra/homework/Polynomials-and-rational-expressions/Polynomials-and-rational-expressions.faq.question.909502.html