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Math Help - Limit Problem

  1. #1
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    Limit Problem

    Please explain how to solve it.
    Find lim (2x^2 + 5) x is approaching -2

    my answer is 13. 2 x (-2)^2 + 5 = 13 My understanding is: when x ia approaching -2, y is approaching 13,
    The correct answer is does not exist. Why?

    Thank you
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  2. #2
    Eater of Worlds
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    Are you sure you have the correct problem?. The limit definitely exists and you are right...it is 13 from both directions.

    \lim_{x\to -2}(2x^{2}+5)=13
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  3. #3
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    Thank you very much.
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