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Math Help - F(x) = sin x

  1. #1
    Junior Member
    Joined
    Aug 2008
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    60

    Question F(x) = sin x

    If and , then what is the exact value of ?
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  2. #2
    Super Member
    Joined
    Jun 2008
    Posts
    792
    \sin{x} = -\sin{(\pi + x)} = \sin{(2\pi+x)}
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