Question

Dados os conjuntos A={a,b,c} , B= {c,d} e C = {c,d } , determine AUB, AUC , BUC e AUBUC

Answer 1

AUB={a,b,c,d}

AUC={a,b,c,d}

BUC={c,d}

AUBUC={a,b,c,d}