A car rental agency charges $30 per day and an additional $0.20 per mile driven. If Alex rented the car for 5 days and drove 200 miles, what was their total cost?
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Math Question: Find the absolute extrema of the function f(x) = x^3 - 6x^2 + 9x - 2 on the interval [-2,5].
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What is the value of f(x) = 10^x - e^x when x = 0?