What is the derivative of the function f(x) = 3x² + 4x - 5?
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What is the equation of an ellipse when the center is at the origin, major axis is parallel to the x-axis, minor axis is parallel to the y-axis, and its semi-major and semi-minor axes are 3 and 2 respectively?
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Math question: Find the 4th derivative of f(x) = 3x^5 + 2x^3 - 7x^2 + 4x - 1.