What is the equation of an ellipse in standard form, if the major axis is vertical, the center is at (3, -2), the length of major axis is 10, and the length of minor axis is 8?
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What is the volume of a rectangular solid with width w, height h, and length l?
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What is the derivative of f(x) = 3x^2 + 4x - 7 at x = 2?