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Se A={2,4,6,8,10,12} e B={2,3,5,8,10}. Determine: a)AUB=; b)AnB=; c)A-B=; d)B-A= ?

Resposta :

a)A∪B={2,3,4,5,6,8,10,12}

b)A∩B={2,8,10}

c)A-B={4,6,12}

d)B-A={3,5}

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