Question Detail
Question
Given U = {1,2,3,...,10}, S = {3,5,7,9} and T = {4,5,6,7}, find S − T.
Correct Answer
Option A is the correct answer.
Detailed Explanation
S − T are elements in S that are not in T. Removing 5 and 7 from S leaves {3,9}.
Hint
Remove common elements of T from S.