What is the integral of a function f(x) over the interval [a, b]?
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Math question: In triangle ABC, if angle A measures 45 degrees, side a measures 10, and side b measures 8, find the length of side c using the Sine Law.
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Question: The exponential function f(x) = 2^x is graphed on a standard Cartesian coordinate system. Determine the value of f(3) and f(5), and locate the corresponding points on the graph.