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Math Help - find the zeros of...

  1. #1
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    find the zeros of...

    .
    Last edited by eichyess; May 20th 2010 at 04:41 PM.
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  2. #2
    Super Member bigwave's Avatar
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    since this is already factored out

    Quote Originally Posted by eichyess View Post
    f(x)=x^2(x+3)(x^2-1)?


    show work please
    presume you mean find the values of x so that

    x^2(x+3)(x^2-1) = 0

    since this is already factored out. then setting any one of the factors to zero will work so..

    if x^2 = 0 then x = 0
    if x+3=0 then x=-3
    if x^2-1 = 0 then  x= 1 or x= -1

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