SOLUTION: Find the exact value by using a half-angle identity. cosine of five pi divided by twelve.

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Question 1017962: Find the exact value by using a half-angle identity.
cosine of five pi divided by twelve.
Found 2 solutions by lwsshak3, MathTherapy:
Answer by lwsshak3(11628)   (Show Source): You can put this solution on YOUR website!
Find the exact value by using a half-angle identity.
cosine of five pi divided by twelve.
cos x/2=
cos 5pi/12=cos(5pi/6/2=
Answer by MathTherapy(10555)   (Show Source): You can put this solution on YOUR website!

Find the exact value by using a half-angle identity.
cosine of five pi divided by twelve.


, or  = + =  =  =  =  =  =  

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