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How many reflexive relations are possible on a set with six elements?

Answer and explanation

Correct answer: (2^{30})

Step 1: For (6) elements, (A\times A) has (36) pairs. Step 2: The (6) diagonal pairs are compulsory, leaving (36-6=30) optional pairs. Step 3: Hence the number of reflexive relations is (2^{30}).

Related tags

Reflexive RelationCounting FormulaClass 12Relations And FunctionsMathematicsClass 12 Mcq

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