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Mathematics, 09.04.2020 03:28 kenny909

The charge to use a self-carwash$6 is for the first 5 minutes and then $0.50 for each additional minute. Assuming the driver uses the carwash for at least 5 minutes, the function (x) = 6 + 0.50 (x − 5)n models the cost of the carwash for x minutes. What is the reasonable domain for this function? Explain the reasoning used to determine the answer.

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