Math Question: What is the 4th derivative of the function f(x) = sin(2x) + ln(x)?
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What are the characteristics of the cubic function f(x) = x^3? How many real roots does it have, and what is its end behavior? Provide a brief explanation.
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What is the derivative of f(x) = 5x^3 - 2x^2 + 7x - 4?