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Mathematics, 13.04.2020 22:01 christophercordero15

Mike heats some soup to 216° F. In order to eat the soup, he decides to let the soup cool in his kitchen. The following function represents the temperature of the soup, located in the kitchen with the air temperature of 73° F, after x minutes, where k is the constant rate at which the soup is cooling.

If the temperature of the soup is 180° F after 8 minutes, then what is the approximate constant rate of cooling?

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