What is the square root of 36, rounded to the nearest whole number?
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What is the 4th order derivative of f(x) = 2x^3 + 5x^2 - 3x - 2?
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What is the equation of a hyperbola with a center at (2, -3), a vertical transverse axis of length 8, and a distance of 6 units from the center to the vertices?