Fewpal
+1 vote
55 views
in Mathematics by (2.5k points)

Let A, B and C be the sets such that 

A ∪ B = A ∪ C and A ∩ B = A ∩ C. 

show that B = C. 

1 Answer

+1 vote
by (2.5k points)
 
Best answer

Let, A, B and C be the sets such that . 

To show:

 B = C Let x ∈ B 

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