Question 123042: Find A ∩ B if A = {4, 7, 10, 13, 17} and B = {3, 5, 7, 9}.
Answer by rapaljer(4671)   (Show Source):
You can put this solution on YOUR website! Find A ∩ B if A = {4, 7, 10, 13, 17} and B = {3, 5, 7, 9}.
INTERSECTION means the OVERLAP of the two sets. In this case there IS no overlap, so the answer is the empty set, sometimes written { }. Also, the greek letter "Phi".
R^2
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