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General Formula

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

MathematicsWhat is the correct general form for the number of symmetric relations on an (n)-element set?Class 12Relations and FunctionsSymmetric relationLevel 12ExpertMathematicsIf (A) has (n) elements, which is the total number of symmetric relations on (A)?Class 12Relations and FunctionsSymmetric relationLevel 11HardMathematicsIf (A) has (n) elements, what is the total number of symmetric relations on (A)?Class 12Relations and FunctionsSymmetric relationLevel 11MediumMathematicsIf (A) has (n) elements, how many reflexive relations have exactly (n+2) ordered pairs?Class 12Relations and FunctionsReflexive relationLevel 8ExpertMathematicsIf (A) has (n) elements, what is the number of reflexive relations having exactly (n+3) pairs?Class 12Relations and FunctionsReflexive relationLevel 7HardMathematicsIf (A) has (n) elements, what is the number of reflexive relations having exactly (n+2) pairs?Class 12Relations and FunctionsReflexive relationLevel 7HardMathematicsWhich formula gives the number of reflexive relations on a set with (n) elements?Class 12Relations and FunctionsReflexive relationLevel 9HardMathematicsIf (A) has (n) elements, what is the number of relations in which self-pairs are unrestricted and distinct-element pairs are chosen symmetrically?Class 12Relations and FunctionsTypes of relationsLevel 5ExpertMathematicsIf (A) has (n) elements, which is the number of symmetric relations on (A)?Class 12Relations and FunctionsTypes of relationsLevel 4ExpertMathematicsIf (A) has (n) elements, what is the number of relations on (A) that are both reflexive and symmetric?Class 12Relations and FunctionsTypes of relationsLevel 5HardMathematicsIf A has n elements, what is the number of symmetric relations on A?Class 12Relations and FunctionsTypes of relationsLevel 4HardMathematicsIf (A) has (n) elements, what is the number of irreflexive relations on (A)?Class 12Relations and FunctionsIntroduction to RelationsLevel 1ExpertMathematicsIf (A) has (n) elements, which formula gives the number of relations that are both reflexive and symmetric on (A)?Class 12Relations and FunctionsIntroduction to RelationsLevel 1HardMathematicsIf (A) has (n) elements, which formula gives the number of symmetric relations on (A)?Class 12Relations and FunctionsIntroduction to RelationsLevel 1HardMathematicsIf (A) has (n) elements, which formula gives the number of reflexive relations on (A)?Class 12Relations and FunctionsIntroduction to RelationsLevel 1HardMathematicsIf (A) has (n) elements, which formula gives the total number of relations on (A)?Class 12Relations and FunctionsIntroduction to RelationsLevel 1Hard