document.write( "Question 863135: How do I find the cos(5pi/12)?! The question says \"Use the sum or difference formula to determine the value of the trigonometric function\"\r
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Algebra.Com's Answer #520228 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
5pi/12 = 3pi/12 + 2pi/12 = pi/4 + pi/6
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