What is the amplitude, period, and range of the cosine function \(f(x) = \cos(x)\)? Also, find the x-intercepts and the coordinates of the maximum and minimum points.
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What is the Pythagorean theorem to calculate the hypotenuse of a right triangle?
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Math question: "For the function f(x) = x^3 - 6x^2 + 9x + 2 on the interval [-2, 4], find the absolute extrema."