Question

considere os conjuntos A=(1,2,3,6,9)e B=(2,5,7,9), determine: A)AUB
B)A∩B
C)(A∩B)∩B​

Answer 1

Resposta:

Explicação passo-a-passo:

AUB={1,2,3,5,6,7,9}

A∩B={2,9}

(A∩B)∩B=

{2,9}∩B=

{2,9}