How to find the critical number of the given function:

Attempt:

Now we have to equate f'(x) to zero

After this step I dont know how to simplify to get the x co-ordinates or critical numbers

Please answer in steps.

Thank you

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- Nov 29th 2009, 12:38 PMmj.alawamiFind the critical numbers?
How to find the critical number of the given function:

Attempt:

Now we have to equate f'(x) to zero

After this step I dont know how to simplify to get the x co-ordinates or critical numbers

Please answer in steps.

Thank you - Nov 29th 2009, 12:50 PMhjortur

- Nov 29th 2009, 12:57 PMDeMath