Question 1195638:  Let S = {1,2,3,...,18,19,20} be the universal set.
 
Let sets A and B be subsets of S, where:
 
Set A={2,3,5,6,7,11,12,13,14,16,17,19,20}
 
Set B={3,6,7,11,13,14,16,17}
 
 
LIST the elements in the set  
A∪B:A∪B= {____ }
 
LIST the elements in the set  
A∩B:A∩B= {____}
 
 
Enter the elements as a list, separated by commas. If the result is the empty set, enter DNE 
 Answer by Solver92311(821)      (Show Source): 
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