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2009 AMC 12B Answer Key

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All problems are used with official legal permission of the Mathematical Association of America (MAA).

1. B
2. C
3. D
4. C
5. D
6. C
7. B
8. E
9. A
10. A
11. D
12. E
13. D
14. C
15. B
16. B
17. B
18. C
19. E
20. C
21. A
22. C
23. D
24. B
25. E