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

    Oct 18, 2011, 09:32 AM
    the trigonometry equation!
    sin 2x=1/2
    ebaines's Avatar
    ebaines Posts: 12,131, Reputation: 1307
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    #2

    Oct 18, 2011, 09:46 AM
    Do you know what angle(s) yield a sine value of 1/2? (You should have this memorized). Then the answer for x is one half of that angle.
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