Question

A=(1,2,3,4) B=(3,4,5,6) A∪B

Answer 1

AUB= (1,2,3,4,5,6) ou seja, a união dos dois grupos

Answer 2

Boa tarde Pollyanna

A = (1,2,3,4)
B = (3,4,5,6)

A U B = (1,2,3,4,5,6)