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Math Help - Concavity question using the Second Derivative Test

  1. #1
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    Concavity question using the Second Derivative Test

    Nvm got it
    Last edited by qhdus; November 14th 2010 at 06:27 PM.
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  2. #2
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    why don't you graph the original function and check?
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  3. #3
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    I'm supposed to do it a hand-written way, haven't really learned to do anything on the calculator :s So I don't know how.
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  4. #4
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    Quote Originally Posted by qhdus View Post
    I'm supposed to do it a hand-written way, haven't really learned to do anything on the calculator :s So I don't know how.
    some free advice ...

    studying calculus w/o the benefit of some sort of graphing technology is a handicap you need to remedy ... quickly.
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  5. #5
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    Note to the OPer: it is against Rule # 7 which you can find here, to edit your original post by deleting the question. I'd recommend taking a look at all those rules.
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