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    Artik Phrost's Avatar
    Artik Phrost Posts: 4, Reputation: 1
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    #1

    Jan 15, 2007, 12:27 PM
    Pre Cal Help
    can this be simplified:

    2cos/ square root of 4 - the square root of 2cos^2
    Capuchin's Avatar
    Capuchin Posts: 5,255, Reputation: 656
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    #2

    Jan 15, 2007, 12:32 PM
    Well root 4 is just 2...
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