What is the end behavior of the cubic function f(x) = x^3? Does the function approach positive or negative infinity as x approaches positive or negative infinity?
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What is the equation of an ellipse whose major axis is horizontal, center at (3, -2), minor axis length of 6, and eccentricity of 2/3? (
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What is the derivative of y = cos(3x) - sin(2x) at x = π/4?