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July 5, 2015

Homework Help: Calculus

Posted by sh on Sunday, December 5, 2010 at 4:15pm.

Find the interval(s) where the function is increasing where and it is decreasing.
f(x)=sin(x+(pi/2)) for 0≤x≤2pi

so my derivative is f'(x)=cos(x+(pi/2))?
and my critical number is -pi/2?

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