Question

considere os conjuntos A={ 2,4,5,12,40,53} e B={ 9,12,30,90}, determine:​

Answer 1

Resposta:

A={2,4,5,12,40,53}

B={9,12,30,90}

A-B={2,4,5,40,53}

B-A={9,30,90}

AUB={2,4,5,12,40,53,9,30,90}

A∩B={12}

B∩A={12}