Question: Given the cosine function f(x) = cos x, identify the amplitude, period, phase shift, and any vertical shift. Also, determine the x-intercepts and the maximum value of the function within the interval [0, 2π].
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How many ways can 5 students be seated in a row?
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What is the radian measure of an angle subtended by an arc of length 3 on a circle with a radius of 2?