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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।

MathematicsIf A = {1, 2, 3}, how many subsets of A have at least two elements?Class 12SetsLevel 7Medium MathematicsIf A = {1, 2, 3, 4}, how many proper subsets of A have exactly three elements?Class 12SetsLevel 7Medium MathematicsIf A = {1, 2, 3, 4}, how many subsets with four elements does A have?Class 12SetsLevel 8Easy MathematicsOn the set of all subsets of (S={1,2,3,4,5,6}), (A R B) holds when (|A|=|B|). How many members are in the equivalence class of a (2)-element subset?Class 12Relations and FunctionsEquivalence relationLevel 17Hard MathematicsOn the set of all subsets of (S={1,2,3,4,5}), (A R B) holds when (|A|=|B|). How many members are in the equivalence class of a (3)-element subset?Class 12Relations and FunctionsEquivalence relationLevel 16Hard MathematicsHow many symmetric relations on (A={1,2,3,4}) contain exactly two diagonal pairs?Class 12Relations and FunctionsSymmetric relationLevel 10Expert MathematicsOn (A={1,2,3,4}), a symmetric relation (R) has exactly (2) diagonal pairs and exactly (2) off-diagonal mirror-pair groups. How many such relations are possible?Class 12Relations and FunctionsSymmetric relationLevel 10Hard MathematicsIf (A={1,2,3,4}), how many reflexive relations contain exactly (11) ordered pairs?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 reflexive and has exactly (9) pairs. How many such relations are possible?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}), (R) is reflexive and symmetric and has 12 total pairs. How many such relations are possible?Class 12Relations and FunctionsReflexive relationLevel 7Hard MathematicsIf (A) has 6 elements, what is the number of reflexive relations on (A) having exactly 9 pairs?Class 12Relations and FunctionsReflexive relationLevel 7Hard 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) has 5 elements, what is the number of reflexive relations on (A) having exactly 8 pairs?Class 12Relations and FunctionsReflexive relationLevel 7Hard MathematicsIf (A) has (5) elements, how many reflexive relations have exactly (3) additional pairs apart from the diagonal pairs?Class 12Relations and FunctionsReflexive relationLevel 8Hard MathematicsOn (A={1,2,3,4}), what is the number of reflexive relations with exactly 6 pairs?Class 12Relations and FunctionsReflexive relationLevel 7Medium MathematicsOn a set A with four elements, how many relations are both reflexive and antisymmetric?Class 12Relations and FunctionsTypes of relationsLevel 5Hard