Solution
Solution
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Solution steps
Solve by substitution
Combine all the solutions
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Frequently Asked Questions (FAQ)
What is the general solution for 2cos(9x)=2-2cos(9x) ?
The general solution for 2cos(9x)=2-2cos(9x) is x= pi/(27)+(2pin)/9 ,x=(5pi}{27}+\frac{2pin)/9