What is the derivative of f(x) = sin(2x)cos(3x) + sqrt(x^2 + 1) at x = π/4?
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What is the sum of the lengths of the corresponding sides of congruent triangles if AB = 5, BC = 7, and AC = 9?
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Question: "What is the equation of an exponential function that has a horizontal asymptote at y = 3, passes through the point (2, 12), and has a y-intercept at (0, 5)?