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    brandy0727's Avatar
    brandy0727 Posts: 1, Reputation: 1
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    #1

    Nov 6, 2008, 09:36 AM
    How do u find the local maximun and local minium of a graph?
    How do u find the local maximun and local minium of a graph?
    ebaines's Avatar
    ebaines Posts: 12,131, Reputation: 1307
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    #2

    Nov 7, 2008, 06:57 AM

    Not knowing what level of mathematics you are studying...

    If you are familiar with finding the derivatives of functions, wherever f'(x)=0 you have either a local max or min. If the second derivative at that point is <0 then it's a local max; if it's >0 then it's a local min.
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