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Old 2011-04-10, 15:48   #2
Christenson's Avatar
Dec 2010

5·359 Posts

I don't understand P(t), which I believe to be A * sin( X ) + B, where X is (t*pi-6)/12. Please confirm, also confirm that your interval of integration (a to b) is going backwards, that is, a > b, so dt is negative. Once we have that, the result will be straightforward.
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