Question

Se A = 1,2,3,4,5
B = 2,3,7
C = 2,4,6

Determine:
(A U B) n (B U C)
A U C
B U C

Answer 1

Temos que:

A U B= {1,2,3,4,5,7} e B U C={2,3,4,6,7}
A interseção será={2,3,4,7}


Respostas: (A U B) n (B U C)={2,3,4,7}
A U C={1,2,3,4,5,6}
B U C={2,3,4,6,7}


Abraço!!!!