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    devesh jutton's Avatar
    devesh jutton Posts: 2, Reputation: 1
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    #1

    Aug 30, 2012, 05:31 AM
    proving identity (1/secx 1)+ (1/secx-1)=2cosecxcotx
    Help me to prove this identity plzz
    devesh jutton's Avatar
    devesh jutton Posts: 2, Reputation: 1
    New Member
    		  
    #2

    Aug 30, 2012, 05:44 AM
    (sinx+cosx)(1-sinx+cosx)=sin^3x+cos^3x
    Need help as soon as possible
    JudyKayTee's Avatar
    JudyKayTee Posts: 46,503, Reputation: 4600
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    #3

    Aug 30, 2012, 05:45 AM
    Quote Originally Posted by devesh jutton View Post
    need help as soon as possible

    It is AMHD policy not to do homework - please post your answer and someone will come along to review it.

    You don't learn anything if an AMHD member does the work for you.
    JudyKayTee's Avatar
    JudyKayTee Posts: 46,503, Reputation: 4600
    Uber Member
    		  
    #4

    Aug 30, 2012, 05:46 AM
    Quote Originally Posted by devesh jutton View Post
    help me to prove this identity plzz

    It is AMHD policy not to do homework - please post your answer and someone will come along to review it.

    You don't learn anything if an AMHD member does the work for you.
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