cot(2x) = csc(2x) - tanx I tried working with either side, but I couldn't get anywhere. Any help is appreciated!!
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Originally Posted by sakonpure6 cot(2x) = csc(2x) - tanx I tried working with either side, but I couldn't get anywhere. Any help is appreciated!! couldn't get anywhere? why? you can finish it from here
Last edited by romsek; Jan 27th 2014 at 06:54 PM. Reason: correcting mistake caught by SlipEternal
Start with the LHS. Use the following identities:
Originally Posted by romsek couldn't get anywhere? why? Should be:
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