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    tahamian123 Posts: 4, Reputation: 1
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    #1

    Apr 23, 2012, 05:57 PM
    Can someone show the steps to prove this identity
    Trig identities
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    tahamian123 Posts: 4, Reputation: 1
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    #2

    Apr 23, 2012, 05:57 PM
    full identity is [1-cos(2x)+sin(2x)]/[1+cos(2x)+sin(2x)]=tan(x)
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