Question

Dado os conjuntos E={3,8,6,4}G={4,5,6,7,8}F={1,2,3,8,6,4,9}

(EUG)-F
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Answer 1

E={3,8,6,4}G={4,5,6,7,8}F={1,2,3,8,6,4,9}

E U G = {3,4,5,6,7,8}

{3,4,5,6,7,8} - F = {5,7}

Resposta: {5,7}