Q. 13.6( 20 Votes )

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Answer :

We know that the intersection of sets A and B is the set of all elements which are common to A and B.


The common elements in both A and B are 1, 2, 3.


A B = {1, 2, 3, 4} {1, 2, 3, 5, 6} = {1, 2, 3}


B A = {1, 2, 3, 5, 6} {1, 2, 3, 4} = {1, 2, 3}


A B = B A


Ans. Yes, A B & B A are same.


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