Let A and B be two sets such that n(A) = 3 and n(B) = 2.

If a ≠ b ≠ c and (a, 0), (b, 1), (c, 0) is in A × B, find A and B.


Since, (a, 0), (b, 1), (c, 0) are the elements of A × B.

a, b, c Є A and 0, 1 Є B


It is given that n(A) = 3 and n(B) = 2


a, b, c Є A and n(A) = 3


A = {a, b, c}


and 0, 1 Є B and n(B) = 2


B = {0, 1}


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