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OpenStudy (anonymous):
Prove that cosx = sinxcotx Step by step please!
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OpenStudy (anonymous):
cotx = cosx/sinx
OpenStudy (anonymous):
so Sinx * Cosx/sinx = cosx RHS=LHS
OpenStudy (anonymous):
i thought cot=1/tan
OpenStudy (anonymous):
hope this helps
OpenStudy (anonymous):
try using google and they usually have a lot of step by step proofs that always help!!
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