Question

Let X and Y be the following sets: X = {29, 31) Y = {59, 61} What is the set X UY?

Answer 1

Consider that the operation U means union in between two sets. The union cosists in adding all elements of the implied sets without repeating elements.

THen, for the given sets X and Y, you obtain:

X U Y = {29, 31 , 59, 61}