Math Question: What is the minimum value of the function f(x) = 3x^2 - 2x + 4 over the interval [0, 1]?
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What is the volume of a sphere with radius 4 cm?
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Question: "Graph the exponential function f(x) = 2^x on a coordinate plane. State the y-intercept, key points (0, ?) and (1, ?), and describe the overall shape of the graph."