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Solve this trigonometric equation on the interval [0, 2). cos ( x ) = cos(x) (20) (Trigonometric Equations ) Solve this trigonometric equation on

Solve this trigonometric equation on the interval [0, 2). cos ( x ) = cos(x) (20) (Trigonometric Equations ) Solve this trigonometric equation on the interval [0, 2). cos(x) = 1 2 cos(x)

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