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Mathematics 21 Online
OpenStudy (anonymous):

HELP!!!! Find the remainder of p(x) = 2x^3 -3x^2 -x +4 divided by d(x)=2x-1 without using synthetic or long division?

OpenStudy (adamaero):

what chapter?

OpenStudy (anonymous):

pre-calc

OpenStudy (anonymous):

not really a specific chapter

OpenStudy (anonymous):

it was actually find the remainder... oops

OpenStudy (adamaero):

http://www.purplemath.com/modules/remaindr.htm

OpenStudy (anonymous):

without using long division though

OpenStudy (adamaero):

Do you understand the Remainder Theorem though?

OpenStudy (anonymous):

yeah i think so but how does 2x-1 fit into that format of (x-c)?

OpenStudy (adamaero):

hold on...

OpenStudy (adamaero):

I wasn't sure I was doing it right, but here how to do it: https://answers.yahoo.com/question/index?qid=20080804111525AAjSOrU

OpenStudy (adamaero):

one more example, 6.16: http://www.artofproblemsolving.com/Store/products/interm-algebra/exc1.pdf#page=3

OpenStudy (anonymous):

AWESOME got the right answer with that!! thank you soooo much!

OpenStudy (adamaero):

know what plane's in your picture?

OpenStudy (anonymous):

yeah its a Cessna 172 its my first solo

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