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Ordered Pairs

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

MathematicsOn (A={1,2,3}), (R={(1,1),(2,2),(3,3)}). Why is this relation symmetric?Class 12Relations and FunctionsSymmetric relationLevel 10Easy MathematicsIf (R={(2,2),(3,5),(5,3)}), which statement about (R) is correct?Class 12Relations and FunctionsSymmetric relationLevel 10Easy MathematicsOn (A={1,2}), (R={(1,1),(1,2)}) is given. Which pair must be added to make it symmetric?Class 12Relations and FunctionsSymmetric relationLevel 10Easy MathematicsOn the set (A={1,2,3}), the relation (R={(1,2),(2,1),(3,3)}) is given. What type of relation is it?Class 12Relations and FunctionsSymmetric relationLevel 10Easy MathematicsOn (A={1,2,3,4,5}), a relation has exactly (18) pairs and is reflexive. How many pairs are present besides the compulsory diagonal pairs?Class 12Relations and FunctionsReflexive relationLevel 9Expert MathematicsIf (A={1,2,3,4}), how many reflexive relations contain exactly (11) 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 MathematicsOn (A={1,2,3}), how many reflexive relations satisfy that if ((1,2)) is present then ((2,1)) is absent?Class 12Relations and FunctionsReflexive relationLevel 7Hard MathematicsOn (A={1,2,3}), how many reflexive relations contain exactly one of ((1,2)), ((2,3)), and ((3,1))?Class 12Relations and FunctionsReflexive relationLevel 7Hard 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 MathematicsIf (A={1,2,3}) and (R={(1,1),(2,2),(1,2),(2,3)}), which pair must be added to make (R) reflexive?Class 12Relations and FunctionsReflexive relationLevel 7Expert MathematicsOn (A={1,2,3,4,5}), (R={(a,b):a-b\text{ is divisible by }3}). Is (R) reflexive?Class 12Relations and FunctionsReflexive relationLevel 7Expert MathematicsOn (A={1,2,3}), how many reflexive relations contain exactly one of the pairs ((1,2)) and ((2,1))?Class 12Relations and FunctionsReflexive relationLevel 7Hard MathematicsOn (A={1,2,3,4,5}), (R={(a,b):a-b\text{ is odd}}). Choose the correct statement about (R).Class 12Relations and FunctionsReflexive relationLevel 9Hard MathematicsIf R and S are two reflexive relations on A, what can be said about R ∩ S?Class 12Relations and FunctionsReflexive relationLevel 9Medium MathematicsOn (A={1,2,3}), (R={(1,1),(2,2),(1,2),(2,3),(3,1)}). What minimum action is needed to make it reflexive?Class 12Relations and FunctionsReflexive relationLevel 8Medium MathematicsIf set A has 4 elements, how many reflexive relations are possible on A?Class 12Relations and FunctionsReflexive relationLevel 8Medium MathematicsHow many ordered pairs are in (R={(1,1),(2,2),(3,3)}) on (A={1,2,3})?Class 12Relations and FunctionsReflexive relationLevel 9Easy MathematicsIf (R) is reflexive and (A={4,5,6}), which statement is always true?Class 12Relations and FunctionsReflexive relationLevel 8Easy MathematicsOn (A={1,2,3}), (R={(1,1),(2,2),(3,3),(1,2),(2,3),(3,1)}). Why is (R) reflexive?Class 12Relations and FunctionsReflexive relationLevel 8Easy