S={1 2 3 4 5 6 7 8 9 10 11 12}A={1 3 5 7 9}B={3 4 5 6}​

Jawaban:

S={1,2,3,4,5,6,7,8,9,10,11,12}

A={1,3,5,7,9,11}

B={2,4,6,8,10,12}

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