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39. [https://artofproblemsolving.com/wiki/index.php/2021_AMC_10A_Problems/Problem_25#Solution_4_.28Casework_and_Symmetry.29 2021 Spring AMC10A Problem 25 Solution 4] (Combinatorics) | 39. [https://artofproblemsolving.com/wiki/index.php/2021_AMC_10A_Problems/Problem_25#Solution_4_.28Casework_and_Symmetry.29 2021 Spring AMC10A Problem 25 Solution 4] (Combinatorics) | ||
| − | 40. [https://artofproblemsolving.com/wiki/index.php/ | + | 40. [https://artofproblemsolving.com/wiki/index.php/2021_AMC_12B_Problems/Problem_25#Solution_5 2021 Spring AMC10B Problem 25 Solution 5] (Analytic Geometry) |
| − | 41. [https://artofproblemsolving.com/wiki/index.php/ | + | 41. [https://artofproblemsolving.com/wiki/index.php/2021_Fall_AMC_10A_Problems/Problem_24#Solution_4_.28Graph_Coloring.29 2021 Fall AMC10A Problem 24 Solution 4] (Graph Theory) |
| − | 42. | + | 42.[https://artofproblemsolving.com/wiki/index.php/2021_Fall_AMC_12B_Problems/Problem_7#Solution_4_.28Completing_the_Square.29 2021 Fall AMC10B Problem 12 Solution 4] (Algebra) |
| − | 43. [https://artofproblemsolving.com/wiki/index.php/2021_Fall_AMC_10B_Problems/ | + | 43. [https://artofproblemsolving.com/wiki/index.php/2021_Fall_AMC_10B_Problems/Problem_20#Side_Note_.28Bayes.27_Theorem.29 2021 Fall AMC10B Problem 20 Side Note] (Probability) |
| − | 44. [https://artofproblemsolving.com/wiki/index.php/2021_Fall_AMC_12B_Problems/Problem_20#Solution_4_.28Topology.29 2021 Fall AMC10B Problem 24 Solution 4] (Topology) | + | 44. [https://artofproblemsolving.com/wiki/index.php/2021_Fall_AMC_10B_Problems/Problem_23#Solution_2_.28Ramsey.27s_Theorem.29 2021 Fall AMC10B Problem 23 Solution 2] (Graph Theory) |
| + | |||
| + | 45. [https://artofproblemsolving.com/wiki/index.php/2021_Fall_AMC_12B_Problems/Problem_20#Solution_4_.28Topology.29 2021 Fall AMC10B Problem 24 Solution 4] (Topology) | ||
===AMC 12=== | ===AMC 12=== | ||
1. 2019 AMC12B Problem 20 Solution 6 (Trigonometry) | 1. 2019 AMC12B Problem 20 Solution 6 (Trigonometry) | ||
Revision as of 12:20, 3 January 2022
AOPS Contributions
AMC 10
1. 2013 AMC10A Problem 24 Graph Theory Insight (Graph Theory)
2. 2013 AMC10A Problem 25 Solution 5 (Discrete Geometry)
3. 2013 AMC10B Problem 22 Side Note (Number Theory)
4. 2014 AMC10A Problem 18 Solution 2 (Analytic Geometry)
5. 2014 AMC10A Problem 18 Solution 3 (Analytic Geometry)
6. 2014 AMC10A Problem 22 Solution 6 (Geometry)
7. 2014 AMC10A Problem 22 Solution 7 (Geometry)
8. 2015 AMC10A Problem 21 Solution 3 (3D Geometry)
9. 2015 AMC10A Problem 22 Solution 4 (Combinatorics)
10. 2015 AMC10A Problem 24 Solution 3 (Geometry)
11. 2015 AMC10B Problem 19 Solution 3 (Geometry)
12. 2016 AMC10A Problem 20 Solution 4 (Combinatorics)
13. 2016 AMC10B Problem 19 Solution 4 (Geometry)
14. 2016 AMC10B Problem 19 Solution 5 (Geometry)
15. 2016 AMC10B Problem 22 Solution 4 (Graph Theory)
16. 2016 AMC10B Problem 25 Solution 1 Supplement (Number Theory)
17. 2016 AMC10B Problem 25 Solution 3 (Number Theory)
18. 2017 AMC10B Problem 17 Solution 4 (Combinatorics)
19. 2017 AMC10B Problem 25 Solution 4 (Number Theory)
20. 2018 AMC10A Problem 10 Solution 8 (Analytic Geometry)
21. 2018 AMC10A Problem 22 Solution 6 (Number Theory)
22. 2018 AMC10B Problem 18 Solution 6 (Combinatorics)
23. 2018 AMC10B Problem 24 Solution 4 (Geometry)
24. 2018 AMC10B Problem 25 Solution 6 (Algebra)
25. 2019 AMC10A Problem 22 Solution 3 (Probability)
26. 2019 AMC10A Problem 24 Solution 2 (Algebra)
27. 2019 AMC10B Problem 22 Solution 4 (Probability, Markov Chain)
28. 2019 AMC10B Problem 25 Solution 6 (Combinatorics)
29. 2020 AMC10A Problem 20 Solution 8 (Geometry)
30. 2020 AMC10A Problem 24 Solution 12 (Number Theory)
31. 2020 AMC10A Problem 24 Solution 13 (Number Theory)
32. 2020 AMC10B Problem 13 Solution 3 (Combinatorics)
33. 2020 AMC10B Problem 21 Solution 6 (Geometry)
34. 2020 AMC10B Problem 23 Solution 7 (Group Theory)
35. 2020 AMC10B Problem 24 Solution 8 (Algebra)
36. 2020 AMC10B Problem 25 Solution 7 (Combinatorics)
37. 2021 Spring AMC10A Problem 23 Solution 8 (Probability, Markov Chain)
38. 2021 Spring AMC10A Problem 24 Solution 7 (Analytic Geometry)
39. 2021 Spring AMC10A Problem 25 Solution 4 (Combinatorics)
40. 2021 Spring AMC10B Problem 25 Solution 5 (Analytic Geometry)
41. 2021 Fall AMC10A Problem 24 Solution 4 (Graph Theory)
42.2021 Fall AMC10B Problem 12 Solution 4 (Algebra)
43. 2021 Fall AMC10B Problem 20 Side Note (Probability)
44. 2021 Fall AMC10B Problem 23 Solution 2 (Graph Theory)
45. 2021 Fall AMC10B Problem 24 Solution 4 (Topology)
AMC 12
1. 2019 AMC12B Problem 20 Solution 6 (Trigonometry)
