Find the critical numbers on 0<x<2

f'(x) is undefined at and

I figured the next answer was and because that makes the derivative 0, but isn't in the domain of the original function.

So how would I go about finding the 0's?

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- Oct 18th 2009, 05:24 AMOpen that Hampster!Critical numbers of Trig functions
Find the critical numbers on 0

__<__x__<__2

f'(x) is undefined at and

I figured the next answer was and because that makes the derivative 0, but isn't in the domain of the original function.

So how would I go about finding the 0's? - Oct 18th 2009, 05:38 AMskeeter
- Oct 18th 2009, 06:25 AMOpen that Hampster!
Ugh, I was messing the the math tags and it must have disappeared.

The upper bound is 2 pi, not 2. - Oct 18th 2009, 06:33 AMskeeter