1.AnB={2,3}
2.AnBnC={ }
3.AuB={1,2,3,4,5,6,7,8}
4.BuC={2,3,4,5,6,7,8}
maaf kalau salah
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1.AnB={2,3}
2.AnBnC={ }
3.AuB={1,2,3,4,5,6,7,8}
4.BuC={2,3,4,5,6,7,8}
maaf kalau salah