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May 30, 2015

Homework Help: Trigonometry

Posted by Anon on Thursday, January 6, 2011 at 6:03am.

``(please show the steps to how the problems were solved)
Using exact values, find the value of:

A.12sin 30 degree - 6 tan 45 degree + sec 45 degrees/ 52

B.Sin2A + tan3A/2 - cos A + sec(a+ 15), when A=30degrees

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