Ok so the equation is

0 < or equal to x < or equal to 2pi

I get the derivative which is

I was never good with Trigonometric identities so I need help with finding the critical numbers.

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- Nov 28th 2007, 05:45 PMFalconPUNCH!Help with finding Critical Numbers
Ok so the equation is

0 < or equal to x < or equal to 2pi

I get the derivative which is

I was never good with Trigonometric identities so I need help with finding the critical numbers. - Nov 28th 2007, 09:25 PMearboth
- Nov 28th 2007, 09:38 PMFalconPUNCH!
Thanks I can do the rest but what does the V sign stand for?

- Nov 28th 2007, 09:41 PMearboth