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Math Help - finding roots

  1. #1
    Junior Member
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    finding roots

    not getting correct answer
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  2. #2
    Member Glaysher's Avatar
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    x = -1 f(x) = 5

    x = 0 f(x) = 2

    x = 1 f(x) = 1

    Changes sign between x = 1 and x = 2 so by intermediate value theorem there must be azero inbetween
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