Ответ:
A = {1, 3, 4, 6, 7, 9, 14, 18, 19, 21}
B = {1, 2,3 ,4 5, 6, 7, 8, 9, 10}
9Пошаговое объяснение:
A U B = {1, 2,3,4,5,6,7,8,9,10,14,18,19,21}
A пересечение B = {1, 3, 4, 6, 7, 9}
1. 19+19 = 38
38-19 = 19
2. 32+28 = 60
60-28 = 32
3. 67-49 = 18
18+49 = 67
4. 83-27 = 56
56+27 = 83
5. 64+17 = 81
81-17 = 64
6. 37+46 = 83
83-46 = 37
7. 43-24 = 19
19+24 = 43
8. 42-35 = 7
7+35 = 42
9. 84-48 = 36
36+48 = 84