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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 integers, (a*b=a+b-1). What is the identity element?Class 12Relations and FunctionsBinary operationsMedium MathematicsOn the set of lowercase English alphabet letters, (aRb) if and only if (a) and (b) are both vowels or both consonants. How many equivalence classes does this relation form?Class 12Relations and FunctionsEquivalence relationExpert MathematicsOn (A={1,2,3,4}), (R={(1,2),(2,4),(1,4),(4,4)}). Which statement is correct?Class 12Relations and FunctionsTransitive relationHard MathematicsIf (R={(1,2),(2,4),(1,4),(4,1)}), is (R) transitive?Class 12Relations and FunctionsTransitive relationMedium MathematicsThe relation (R={(a,b):|a-b|=3}) is given on integers. What is it?Class 12Relations and FunctionsSymmetric relationEasy MathematicsWhich relation on (A={1,2}) is not symmetric?Class 12Relations and FunctionsSymmetric relationEasy MathematicsOn (A={1,2,3}), (R={(a,b):a\le b}) is given. Is (R) reflexive?Class 12Relations and FunctionsReflexive relationEasy MathematicsIf (R) is symmetric and contains ((1,2),(2,3)), which pairs must be present by symmetry?Class 12Relations and FunctionsTypes of relationsMedium MathematicsWhen is a relation called transitive?Class 12Relations and FunctionsIntroduction to RelationsEasy