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Class 12 Mathematics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

MathematicsOn a five-element set, how many reflexive relations are neither the identity relation nor the universal relation?Class 12Relations and FunctionsReflexive relationLevel 9Expert MathematicsIf (A={1,2,3,4}), how many reflexive relations have exactly (2) non-diagonal pairs and ((1,2)) is one of them?Class 12Relations and FunctionsReflexive relationLevel 9Expert MathematicsOn a four-element set, how many reflexive relations do not contain both ((1,2)) and ((2,1))?Class 12Relations and FunctionsReflexive relationLevel 9Expert MathematicsIf (A) has (5) elements, how many reflexive relations have exactly (12) ordered pairs?Class 12Relations and FunctionsReflexive relationLevel 9Expert MathematicsOn (A={1,2,3,4}), (R) is a relation containing every ((a,a)) and missing exactly two non-diagonal pairs. How many total pairs does (R) have?Class 12Relations and FunctionsReflexive relationLevel 8Expert MathematicsIf (A={1,2,3,4,5}), how many reflexive relations have no non-diagonal pair?Class 12Relations and FunctionsReflexive relationLevel 8Expert MathematicsOn a three-element set, how many reflexive relations contain at least one non-diagonal pair?Class 12Relations and FunctionsReflexive relationLevel 8Expert MathematicsIf (A={1,2,3,4}), how many reflexive relations must contain ((1,2)) and must not contain ((2,1))?Class 12Relations and FunctionsReflexive relationLevel 8Expert MathematicsOn a four-element set, how many relations are reflexive and different from the identity relation?Class 12Relations and FunctionsReflexive relationLevel 8Expert MathematicsOn a three-element set, how many relations are reflexive but not the universal relation?Class 12Relations and FunctionsReflexive relationLevel 8Expert MathematicsIf (A) has (n) elements, how many reflexive relations have exactly (n+2) ordered pairs?Class 12Relations and FunctionsReflexive relationLevel 8Expert MathematicsOn a five-element set, how many reflexive relations have exactly (6) more pairs than the minimum possible number?Class 12Relations and FunctionsReflexive relationLevel 8Expert MathematicsHow many reflexive relations with exactly (7) ordered pairs are possible on a four-element set (A)?Class 12Relations and FunctionsReflexive relationLevel 8Expert MathematicsOn (A={1,2,3,4}), how many reflexive relations have at most 6 pairs?Class 12Relations and FunctionsReflexive relationLevel 7Hard MathematicsIf (A={1,2,3,4}) and (P={(1,3),(3,1),(2,2)}), how many reflexive relations (R) on (A) satisfy (P\subseteq R)?Class 12Relations and FunctionsReflexive relationLevel 7Hard MathematicsIn how many ways can a reflexive relation with exactly (5) ordered pairs be formed on (A={1,2,3})?Class 12Relations and FunctionsReflexive relationLevel 7Expert MathematicsIf (A={1,2,3,4,5}), how many reflexive relations have exactly (9) ordered pairs?Class 12Relations and FunctionsReflexive relationLevel 7Expert MathematicsOn (A={1,2,3,4}), how many reflexive relations have exactly (10) ordered pairs?Class 12Relations and FunctionsReflexive relationLevel 7Expert MathematicsIf (A={1,2,3,4}) and a relation (R) is reflexive with exactly (10) ordered pairs, how many pairs in (R) are other than the compulsory diagonal pairs?Class 12Relations and FunctionsReflexive relationLevel 7Expert MathematicsOn a set with four elements, how many relations are not reflexive?Class 12Relations and FunctionsReflexive relationLevel 7Expert