Solve the following equation in the interval [0, 2 ]. Note: Give the answer as a multiple of . Do not use decimal numbers. The answer should be a fraction or an integer. Note that is already included in the answer so you just have to enter the appropriate multiple. E.g. if the answer is л/2 you should enter 1/2. If there is more than one answer enter them separated by commas. 2(cos(t))² - cos(t) - 1 = 0 t = R

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