SOLUTION: find the solutions of the equation that are in the interval [0, 2π). (Enter your answers as a comma-separated list. If there is no solution, enter NO SOLUTION.) cos 2u + cos u =

Algebra ->  Trigonometry-basics -> SOLUTION: find the solutions of the equation that are in the interval [0, 2π). (Enter your answers as a comma-separated list. If there is no solution, enter NO SOLUTION.) cos 2u + cos u =       Log On


   



Question 1136558: find the solutions of the equation that are in the interval [0, 2π). (Enter your answers as a comma-separated list. If there is no solution, enter NO SOLUTION.)
cos 2u + cos u = 0

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Enter it where as a comma-separated list?
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What else would we do if there is no solution?
And, where would we enter it?