Q. 12 Find sets A, B and C such that A B, B
C and A
C are non-empty sets and A
B
C
Given, A B, B
C and A
C are non-empty sets
To prove : A B
C
Let A = {1,2}
B = {1,3}
C = {3,2}
Here, A B = {1}
B C = {3}
A C = {2}
and A B
C