exponential functions

Question 2 Not yet Use the following information to answer the next question. answered Marked out of An investment of $7000 was made 3 years ago. The following table was produced by tracking the value of the investment at the end of each year. 2.00 Year Value of Investment Flag question O 7 000.00 7 378.00 7 776.41 m 8 196.34 This data can be modelled by an exponential regression equation in the form v=a.by The average annual rate of return on this investment, to the nearest tenth of a percent, is Select one: O a. 6.6% O b. 1.1% O c. 5.4% O d. 0.5% Question 3 Use the following information to answer the next question. Not yet answered The Jones bought a new house for $149 700. Because of economic growth in the area, the value of their house increased Marked out of at an average rate of 8% per annum for 5 years. Use an exponential function of the form y = ab to model this growth. 2.00 Flag The value of their house after the 5 years, to the nearest dollar, was question Select one : O a. $219 958 b. $198 754 O c. $209 580 d. $161 676