Diket himpunan a ={1,2,3,4,5,6,7,8} dan b={1,3,5,7} c= {1,2,3,4} dan d ={4,5,6,7}

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soalnya
1.A gabungan C
2. B gabungan C
3. C gabungan D

Diket himpunan a ={1,2,3,4,5,6,7,8} dan b={1,3,5,7} c= {1,2,3,4} dan d ={4,5,6,7}

1. (1,2,3,4,5,6,7,8)
2.(1,2,3,4,5,7)
3.(1,2,3,4,5,6,7)