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View Full Version : Cos 2%u03B8 = 2 - sec^2%u03B8 / sec^2%u03B8


JayJay23
Jan 20, 2011, 06:31 PM

ma0641
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
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.