Can someone help me please?

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Thanks

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- Nov 17th 2010, 04:55 PMlilwayneCritical Numbers/Relative maximum/minimum
Can someone help me please?

There are 2 pictures of the question attached.

Thanks - Nov 17th 2010, 04:57 PMdwsmith
Do the first and second derivative test for the functions and you will be done.

- Nov 17th 2010, 05:12 PMpickslides
A critical point exists where $\displaystyle f'(x)= 0$ . Does $\displaystyle x=0$ satisfy this in each function?