Respuesta :
Answer:
{3,4,5, 7,9, 10, 13, 17)
Step-by-step explanation:
A = {4, 7, 10, 13, 17)
B = (3, 5, 7, 9).
U means union or join together
A u B means {3,4,5, 7,9, 10, 13, 17)
Answer:
A u B is { 3 , 4 , 5 , 7 , 9 , 10 , 13 , 17 }
Hope this helps