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Mathematics, 22.10.2019 21:00 suselygonza

The time, t, in minutes, needed for clothes hanging on a line outdoors to dry, at a specific temperature, depends on the humidity, h. the time can be approximated by the equation t=2h²+90h+30, where h is the humidity expressed as a decimal number. find the length of time required for clothing to dry if there is 20% humidity.

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