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Math Help - I need help

  1. #1
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    I need help

    Solve each equation for exact solutions over the interval [0,2pi)


    cos 2x=-1/2
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  2. #2
    Rhymes with Orange Chris L T521's Avatar
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    Quote Originally Posted by norwoodjay View Post
    Solve each equation for exact solutions over the interval [0,2pi)


    cos 2x=-1/2


    Does this make sense?

    --Chris
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