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Math Help - Polynomial

  1. #1
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    Polynomial




    What i have done is i have found the factors of the polynomial, 10 & -2.

    facing problems finding a and for part i...

    for part ii, do i have to use long division?
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  2. #2
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    Quote Originally Posted by Punch View Post



    What i have done is i have found the factors of the polynomial, 10 & -2.

    facing problems finding a and for part i...


    Well, you already know that f(-2)=f(10)=0 , so substitute this in f(x) and get two linear equations in two variables a,b and...solve!


    for part ii, do i have to use long division?
    Yes

    Tonio
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