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August 27, 2016
Posted by **boe** on Friday, December 2, 2011 at 6:51pm.

- calculus -
**Damon**, Friday, December 2, 2011 at 7:33pmd/dx cos u = -sin u du/dx

so

-cos 2s times something

try

-(1/2)cos 2s - calculus -
**Reiny**, Friday, December 2, 2011 at 7:34pmP = - cos(2s) + C