What is the radius of a circle represented by the equation x^2 + y^2 = 25?
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What is the difference between the domains of the logarithmic functions f(x) = log x and g(x) = ln x?
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Math question: Using the Extreme Value Theorem, find the absolute maximum and minimum values of the function f(x) = x^2 - 5x + 6 over the closed interval [0, 4].