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Math Help - Find the Remainder

  1. #1
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    Find the Remainder

    What is the remainder when

    f(x) = -3x^17 + x^9 - x^5 + 2x is divided by x + 1?
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  2. #2
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    The answer is just f(-1).
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  3. #3
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    Yes but...............

    I know the answer thanks to you but how did you find the answer?

    I would like to do it on my own, right?
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  4. #4
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    The Factor/Root Theorem: Given the polynomial P(x) then \left( {x - a} \right) is factor of P(x) if and only if a is a root or P(a)=0. As a result of the theorem if P(x) is divided by \left( {x - b} \right) the remainder is P(b).
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  5. #5
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    I will...

    I will have to work on this definition much more.
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