Question
Let A = {1, 2, 3}. The total number of distinct relations that can be defined over A is
Answer: Option A
:
A
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:
A
n ( A × A) = n(A)n(A) = 32 = 9
So, the total number of subsets of A × A is 29
and a subset of A × A is a relation over the set A .
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