A cup of coffee has its temperature F in degrees Fahrenheit at time t given by the function F t 80 95 e 0 05t where time is

Question

A cup of coffee has its temperature F in degrees Fahrenheit at time t given by the function F t 80 95 e 0 05t where time is measured in minutes Use central difference with h 0 01 to estimate the value of F 10 Round to the nearest tenth 2 9 What are the units on the value of F 10 degF per min What is the practical meaning of the value of F 10 The coffee has decreased by 10 degrees over 2 9 minutes The coffee s temperature is decreasing at about 2 9 degrees per minute The coffee s temperature has decreased by about 2 9 degrees over ten minutes Part 1 of 2 Which do you expect to be greater F 10 or F 20 F 10 S Write a sentence that describes the behavior of the function y How do you think its graph will look Why Part 2 of 2 F t on the time interval 0 t 30

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