sin(wt)cos(nwt) dt

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- November 3rd 2009, 10:37 AMrichard7893how do you do this integral
sin(wt)cos(nwt) dt

- November 3rd 2009, 10:44 AMJameson
- November 3rd 2009, 10:52 AMrichard7893
But if you do this your du=-nwsin(

**nwt**). By doing this you cant substitute for sin(wt) because du=-nwsin(**nwt**) - November 3rd 2009, 11:41 AMJameson