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Mathematics, 04.04.2020 13:50 crom

A travel mug of 87∘C coffee is left on the roof of a parked car on a cold winter day. The temperature of the coffee after t minutes is given by H=87(2)−t/14. After how many minutes will the coffee be only lukewarm (30∘C)?

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A travel mug of 87∘C coffee is left on the roof of a parked car on a cold winter day. The temperatur...

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