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    JayJay23's Avatar
    JayJay23 Posts: 3, Reputation: 1
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    #1

    Jan 20, 2011, 06:31 PM
    cos 2%u03B8 = 2 - sec^2%u03B8 / sec^2%u03B8
    ma0641's Avatar
    ma0641 Posts: 15,675, Reputation: 1012
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    #2

    Jan 20, 2011, 07:50 PM
    HOMEWORK? there are 2 posts. This is not a homework help line. Show us your work and we will try to help.
    ebaines's Avatar
    ebaines Posts: 12,131, Reputation: 1307
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    #3

    Jan 21, 2011, 06:48 AM

    Also - JJ - you can not copy and paste formulas and special characters from Word - they turn out as gibberish.
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