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Proofs for Sin + Cos Rules.

Pen Rua · 2013-03-03 09:50:07

Does anyone have proofs for the sin/cos rule that can be printed? I've searched for ages but I can't find anything. (The only thing I could find was a PDF that cost $12 to access the site for the day...) Thank you c:

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03-03-2013 10:50am

#1

Pen Rua

Registered Users Posts: 1,975 ✭✭✭

Join Date: May 2009

Posts: 1915

Does anyone have proofs for the sin/cos rule that can be printed? I've searched for ages but I can't find anything. (The only thing I could find was a PDF that cost $12 to access the site for the day...) Thank you c:

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