Kak tolong jawab ya makasih secepatnya ya

1. 3, 25, 18
2. 5, 18, 20
3. 7, 25, 20

Ac = {3,18,25}
Bc = {5,18,20}
Cc = {7,20,25}
(AnB)c = {3,5,18,20,25}
(AUB)c = {18}
(AnC)c = {3,7,18,20,25}
Ac n (BUC)c = { } (himpunan kosong)
(AnB)c n (AnC)c ={3,18,20,25}

Semoga bermanfaat