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\int \frac{\cos^5(\theta)}{\sin^4(\theta)} d\theta

[/tex]

Anyone mind sparing a little hint for this tricky devil? I can't even get started on it. [itex]\cot^4(\theta)\cos(\theta)[/itex] dosn't seem any better either.

I've tried using identities but I end up with nastier ones?

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# Trig integral

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