What is the average number of pets owned by each person in a neighborhood with 50 households, given that 10 households have 1 pet, 15 households have 2 pets, and 25 households have 0 pets?
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What is the period of the function f(x) = 3sin(4x) + 2cos(2x)?
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Question: What is the derivative of f(x) = sin(x) + ln(x) - x^2 + e^x at x = 2?