11 Each year a circular fountain has to be filled with water. The fountain is 43.2 cm deep. The depth of the water in the fountain is measured every 2 minutes. The table shows the data. What is the rate of change of the depth of the water? Filling a Fountain 2 Time (minutes) Depth of Water (cm) 4 8 5.4 10.8 16.2 21.6 5.4 10.8 62

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Exponential Growth Model

The relation that represents an exponential function is: