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OpenStudy (anonymous):
How to solve tan^2 30 - Cos^2 45
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OpenStudy (anonymous):
nvm I got it
OpenStudy (anonymous):
Thanks anyways, I got the answer :)
OpenStudy (anonymous):
( tan(30) )^2 - ( cos(45) )^2 = - 1/6
OpenStudy (anonymous):
oh okay, perfect. glad you did :)
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