Question: Consider a circle function with the equation x^2 + y^2 = r^2. Find the value of y when x = 3, given that r = 5 and x and y are both positive integers.
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Math Question: What is the vertex form equation of a parabola with vertex at (3, -2)? (
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Math question: Find the absolute extrema of f(x) = x^3 - 3x^2 - 9x + 1 on the interval [-2,4].