Question

please help me with this​

Answer 1

1. A = { 3,5,7,8,,10,,13,14,15,16,17,18}

2. B={3,8,9,12,14,15,17,16,7,18}

3. C={14,8,9,12,15,17,13,10}

4. D={3,8,14,16,15,17}

5. E={10}

6. F={5,7,8,14,18}

7. G={8,9,12,13,14,15,17,7,18,5}

8. H={7,9,10,12,13,15,17,18}

9. I = {3,9,12,13,16}

10.J={3,5,7,8,16,18}