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Exercises 9.2, page 270

1. $V_{x} = - 11.6 m, V_{y} = - 8.46 m$
3. $A_{x} = 0, A_{y} = - 375.4$
5. 662, 352
7. $- 349, - 664$
9. $- 750, 0$
11. 3.82 lb, 15.3 lb
13. $- 62.9 m/s, 44.1 m/s$
15. $0, - {8.17 ft/s}^{2}$
17. $- 2.53 mN, - 0.788 mN$
19. $- 31.83 ft,$ 21.61 ft
21. 23.9 km/h, 7.43 km/h
23. 2780 lb, 170 lb
25. 116 km/h
27. $17 °$
29. 89 N, $- 190 N$
31. 75 lb
33. 0.57(km/h)/m, 0.48(km/h)/m

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