SOLUTION: What is the fastest way to prove {{{(tanx+sinx)/(1+cosx) = 1/csc2x - tanx/sec2x}}}?
Algebra.Com
Question 1109426:  What is the fastest way to prove ? 
Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
 What is the fastest way to prove ?
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The fastest way is to have seen it before, and recognize it.
Copy and paste.
 
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