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Mathematics, 23.05.2020 10:58 WhiteWinterRose

A race car driver makes a pit stop at the beginning of a lap. The time t in seconds that it takes the driver to complete the lap, including the pit stop, can be modeled by t(r) =
17r + 9,000/ r
, where r is the driver's average speed in miles per hour after the pit stop.


A race car driver makes a pit stop at the beginning of a lap. The time t in seconds that it takes th

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