Find the length of side c in a triangle if side a is 5, side b is 7, and the angle opposite side a is 45 degrees using the Sine Law.
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Math question: What is the limit as x approaches 3 of (2x^2 + 4x - 6) / (x - 3)?
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What is the value of f(x) when x = 2 in the exponential function f(x) = 10^x, and what is the value of f(x) when x = 2 in the exponential function f(x) = e^x?