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The equivalence relation on X = {1,2,3} determined by the partition 5 = {{1},{2,3}} is...

Question

The equivalence relation on X = {1,2,3} determined by the partition 5 = {{1},{2,3}} is

The equivalence relation on X = {1,2,3} determined by the partition 5 = {{1},{2,3}} is



Answers

If $\mathrm{A}=\{1,2,3\}$, then the number of equivalence relation containing $(1,2)$ is (a) 1 (b) 2 (c) 3 (d) 8


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