Question: 3'3 At which values in the interval [0, 2TT) will the functions f (x) = 2cos20 and g(x) = -1 - 4cos 8-2cos20 intersect?

3'3 At which values in the interval [0, 2TT) will the functions

3'3 At which values in the interval [0, 2TT) will the functions f (x) = 2cos20 and g(x) = -1 - 4cos 8-2cos20 intersect? 0= D O 5 2 4 3 3 2 5

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