13. Which graph could represent an exponential relation? a. b. 14. Which statement is true about the graph of the exponential relationship y = 120(3)*? a. The graph starts at the origin. b. The maximum value is 120. c. There is no x-intercept. d. The graph decreases from left to right. 15. Which statement is true about the graph of the exponential relationship y = 240(3)*? c. The x-intercept is 3. d. The y-intercept is 1. a. The graph starts at the origin. b. The maximum value is 240. 16. You have been given $1000 Canada Savings Bonds that will earn 9.5% interest, compounded annually. Based on this information, which equation represents the value of the bonds? a. A- 1000(1.95)" c. A- 100 (1.095)* b. A- 1000(1.095)" d. A-4 x 1000(1.095) 17. Consider the table below. 2 3946.2 3354.3 3 4 y 2851.1 2423.5 2059.9 The table shows: (a) Linear data (b) Quadratic data c. exponential data d. none of the above 18. Consider the table below. 2 4 5 y 4594.4 4546.2 4498.0 4449.8 4401.6 The second differences are (a) Constant or nearly constant (b) Obviously changing c. 0 d. none of the above 19. Consider the table below. 10 Y| -177.7 15 20 -6202.4 -14 637.4 -25 482.4 25 30 -38737.4 The best trend line for the data in the table would be: (a) A straight line (b) A rapidly increasing curve c. a parabola d. none of the above

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