# Critical Numbers/Relative maximum/minimum

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• November 17th 2010, 05:55 PM
lilwayne
Critical Numbers/Relative maximum/minimum
Can someone help me please?

There are 2 pictures of the question attached.

Thanks
• November 17th 2010, 05:57 PM
dwsmith
Do the first and second derivative test for the functions and you will be done.
• November 17th 2010, 06:12 PM
pickslides
A critical point exists where $f'(x)= 0$ . Does $x=0$ satisfy this in each function?