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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 \(A\cap B'=\varnothing\), which statement is correct?Class 12SetsLevel 10Hard MathematicsIf A ∩ B′ = A, which of the following conclusions must be true?Class 12SetsLevel 20Medium MathematicsIf A = {1, 3, 5} and B = {1, 2, 3, 4, 5}, what is B − A?Class 12SetsLevel 17Easy MathematicsIf {7} ∈ P(A), which statement is definitely true?Class 12SetsLevel 10Medium MathematicsIf (f:A\to B) is one-one and (S\subseteq A), which statement is correct about the restricted function (f|_S:S\to B)?Class 12Relations and FunctionsOne-one functionLevel 24Expert MathematicsIf (R) is an equivalence relation and ([a]\subseteq B\subseteq A), but (B) is not an equivalence class. Which reason is possible?Class 12Relations and FunctionsEquivalence relationLevel 16Hard MathematicsA symmetric relation (R) on (A={1,2,3}) contains ((1,3)) and ((2,3)). Which of the following sets must definitely be a subset of (R)?Class 12Relations and FunctionsSymmetric relationLevel 12Medium MathematicsIf \(A=\mathcal{P}({1,2,3})) and (R={(X,Y):X\triangle Y\subseteq X}\), what is (R) with respect to reflexivity?Class 12Relations and FunctionsIntroduction to RelationsLevel 9Expert MathematicsIf (S={1,2,3}) and (A=\mathcal{P}(S)). On (A), (R={(X,Y):X\subseteq Y}). How many diagonal pairs are in (R)?Class 12Relations and FunctionsReflexive relationLevel 8Expert MathematicsOn the power set (P(A)) of a set (A), the relation (R={(X,Y):X \subseteq Y}) is given. What is (R)?Class 12Relations and FunctionsReflexive relationLevel 8Hard MathematicsIf (R) is reflexive on (A), what can be said about (I_A\subseteq R)?Class 12Relations and FunctionsReflexive relationLevel 8Medium MathematicsIf (R) is reflexive on (A), which relation between the identity relation (I_A={(a,a):a\in A}) and (R) is correct?Class 12Relations and FunctionsReflexive relationLevel 7Medium MathematicsIf (R) is reflexive and (R\subseteq S\subseteq A\times A), what is true about (S)?Class 12Relations and FunctionsTypes of relationsLevel 5Expert MathematicsIf (R\subseteq S), which statement about inverse relations is correct?Class 12Relations and FunctionsIntroduction to RelationsLevel 3Expert MathematicsIf (R\subseteq A\times A), what can (R) be called?Class 12Relations and FunctionsIntroduction to RelationsLevel 3Easy MathematicsIf (A={1,2,3}) and (R={(1,2),(2,3)}), is (R) a relation on (A)?Class 12Relations and FunctionsIntroduction to RelationsLevel 2Easy