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Homework Help: Max, Min Function Value.

  1. May 28, 2010 #1
    1. The problem statement, all variables and given/known data

    Find max and min value of the function

    2. Relevant equations

    attached.

    3. The attempt at a solution

    no graph, because roots aren't real numbers.
     

    Attached Files:

  2. jcsd
  3. May 28, 2010 #2

    gabbagabbahey

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    As you've found, there are no real values of [itex]x[/itex] where [itex]f'(x)=0[/itex]...what does that tell you about the existence of local maxima/minima? Are there other types of extrema? Where might they occur?
     
  4. May 28, 2010 #3
    no idea! need imaginary graph? maybe there isn't any max or min.. so the exercices question is meanless.
     
  5. May 28, 2010 #4

    gabbagabbahey

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    You need to read the section n your textbook on global extrema.
     
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