Complete the identity: tan^2x - 3sinx tan x sec x a) -2tan^2x b) 1+cotx c) sinx cscx d) secx cscx
Last edited by mr fantastic; March 17th 2010 at 03:08 AM. Reason: Changed post title
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Originally Posted by kenzie103109 Complete the identity: tan^2x - 3sinx tan x sec x a) -2tan^2x b) 1+cotx c) sinx cscx d) secx cscx Hi kenzie103109,
I understand the question to be: If I understood it correctly that is equal to: equals:
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