Find the derivative of f(x) = 3x^2 - 4x + 7 using basic rules of derivatives.
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Math Question: Using the Extreme Value Theorem, determine if the function f(x) = 2x^3 - 9x^2 + 12x + 5 has an absolute maximum or minimum on the interval [-2, 3].
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What is the derivative of f(x) = 2x^3 - 5x^2 + 4x - 7 with respect to x?