The number of reflexive relations on the

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Target Exam

CUET

Subject

-- Mathematics - Section B1

Chapter

Relations and Functions

Question:

The number of reflexive relations on the set A={1,2,3} is

Options:

120

256

Correct Answer:

Explanation:

To be a reflexive relation (1,1),(2,2),(3,3) must belong to the relation and such relations can be chosen in 2^(3^2-3)=64 ways