Question: How many different ways can you arrange the letters in the word "MATH" if repeating letters is allowed?
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Math question: Determine the maximum value of the cosine function f(x) = cos(x) within the interval [0, Ο/2].
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What is the equation of an exponential function that passes through the point (2, 8) and has a vertical asymptote at x = -3? Provide the answer in the form of y = a * b^x.