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    missybabiixo's Avatar
    missybabiixo Posts: 1, Reputation: 1
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    #1

    May 3, 2012, 01:38 PM
    Prove the Identity
    Prove the Identity

    tan4t-tan2t/1+tan4tTan2t=2tan t/1-tan^2 t
    ebaines's Avatar
    ebaines Posts: 12,131, Reputation: 1307
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    #2

    May 3, 2012, 01:52 PM
    Quote Originally Posted by missybabiixo View Post
    Prove the Identity
    Sorry - but as written the identity is incorrect. You have terms like tan 2t/1 and tan t/1, - which I suspect are not really what you meant. Please retype, this time using parentheses so we can understand it.
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