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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={1,2,3}), (R={(1,2),(2,1),(2,3)}). Which pair must be added to make it symmetric?Class 12Relations and FunctionsSymmetric relationEasy MathematicsLet (A={1,2,3,4,5}) and (R={(a,b)\in A\times A:a+b\text{ is even}}). What is the minimum number of ordered pairs that must be added to make this relation reflexive?Class 12Relations and FunctionsReflexive relationExpert MathematicsIf (R) and (S) are both reflexive relations on (A), which statement about (R-S) is generally correct?Class 12Relations and FunctionsReflexive relationMedium MathematicsOn (A={1,2,3,4}), (R={(1,1),(2,2),(4,4),(1,3),(3,2)}). What is the minimum number of pairs needed to make (R) reflexive?Class 12Relations and FunctionsReflexive relationMedium MathematicsOn (A={1,2,3}), (R={(a,b):a \le b}). Is (R) reflexive?Class 12Relations and FunctionsReflexive relationEasy MathematicsOn (A={2,3,4}), (R={(2,2),(3,4),(4,4),(2,3)}). Which required pair is missing?Class 12Relations and FunctionsReflexive relationEasy MathematicsWhich relation on (A={1,2}) is not reflexive?Class 12Relations and FunctionsReflexive relationEasy MathematicsLet (A={1,2,3}) and (R={(1,1),(2,2),(3,3),(1,2)}). What type of relation is (R)?Class 12Relations and FunctionsReflexive relationEasy MathematicsA relation (R) on (A={1,2,3}) is defined by (aRb) if and only if (a=b). What type is (R)?Class 12Relations and FunctionsTypes of relationsMedium