SOLUTION: 2cos(3x)-square root 2 = 0

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Question 842805: 2cos(3x)-square root 2 = 0
Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
2cos(3x)-square root 2 = 0
2cos%283x%29-sqrt%282%29=0
cos%283x%29=sqrt%282%29%2F2
3x=π/4
x=π/12