if A={1, 2,3}, B={3, 4,5} then find A-B and B-A
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Answer:
A - B = {1, 2}
B - A = {4, 5}
Step-by-step explanation:
A - B means all those elements which belong to A but do not belong to B. 1 and 2 belong to A but do not belong to A. 3 belongs to both so is not included. Same case in B - A.
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