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Thread: Big O-Notation Help

  1. November 1st 2012, 05:12 AM #1
    s11027296
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    Big O-Notation Help

    question: show that f(x) = x2 + 5x + 9 is O(x2)..please help
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  2. November 1st 2012, 06:59 AM #2
    emakarov
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    Re: Big O-Notation Help

    Show that f(x) <= 15x^2 for x >= 1.
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