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Thread: Evaluate

  1. #1
    Senior Member harpazo's Avatar
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    Evaluate

    Given x = (2a)/(a - 2), evaluate f(x) = (x^2 + 2)/( x + 4).

    Do I replace x in f(x) with the given x-value and then simplify the complex fraction?
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  2. #2
    MHF Contributor MarkFL's Avatar
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    Re: Evaluate

    Yes, exactly.
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  3. #3
    Senior Member harpazo's Avatar
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    Re: Evaluate

    See picture for my answer.
    Attached Thumbnails Attached Thumbnails Evaluate-mathmagic181209_1.png  
    Last edited by harpazo; Dec 9th 2018 at 07:39 AM.
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