Question

MATEMATICA_2018
7) dados os conjuntos A, B e C determine:
a) A∪B
b) A∩B
c) A∩B∩C
d) A∪B∪C

Answer 1

a) {-1,1,3,4,5,6,7,9}.
b) {1,3}.
c) {3}.
d) {-9,-6,-5,-1,1,3,4,5,6,7,9}.