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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- November 29th 2009, 11:38 AMmj.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 - November 29th 2009, 11:50 AMhjortur

- November 29th 2009, 11:57 AMDeMath