The following data represent the distance s (in feet) that

Chapter 14, Problem 74

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The following data represent the distance s (in feet) that a parachutist has fallen over time t (in seconds). Wristwatches, x 0 Revenue, R 0 25 2340 40 3600 50 4375 90 6975 130 8775 160 9600 200 10,000 9900 9375 220 250 12 3 6 9 (a) Find the average rate of change of revenue from to wristwatches. (b) Find the average rate of change of revenue from to wristwatches. (c) Find the average rate of change of revenue from to wristwatches. (d) Using a graphing utility, find the quadratic function of best fit. (e) Using the function found in part (d), determine the instantaneous rate of change of revenue at wristwatches. x = 25 x = 50 x = 25 x = 90 x = 25 x = 130 x = 25 (a) Find the average speed from to (b) Find the average speed from to (c) Find the average speed from to (d) Using a graphing utility, find the power function of best fit. (e) Using the function found in part (d), determine the instantaneous speed at

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