What is the equation of an ellipse centered at (h,k), with a major axis of length 2a parallel to the x-axis and a minor axis of length 2b parallel to the y-axis?
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Math Question: Determine the absolute maximum and minimum values of the function f(x) = x^3 - 6x^2 + 9x + 2 on the closed interval [-2, 4].
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Math question: Find the derivative of f(x) = 3x^5 - 2x^3 + 4x - 7.