What is the result when we factor the mixed number 3 and 1/2, multiply it by the factored number 8, and then subtract the factored real number 5 from the previous answer?
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What is the Pythagorean theorem to calculate the hypotenuse of a right triangle?
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Question: What is the maximum value attained by the cosine function f(x) = cos x in the interval [0, π]?