Question 1 of visitors is collected on an hourly basis throughout the day with the ble below: The number of visitors to a mall is modelled as a function of time. The number x (hour) f(x) (visitors) 1 4. 100 300 800 900 700 a) What is the average rate of change for f over the period of time [2, 4]? (Be sure to include units) b) Using words, describe the interpretation of the value obtained above. c) What is the average rate of change for f over the period [4, 5]? d) Assuming that f is linear over the period [4, 6], what is f(6)?

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Exponential Growth Model

The relation that represents an exponential function is: