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Universal Set

Class 10 Mathematics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

MathematicsWhich of the following statements is always true for any set A contained in a universal set U?Class 10SetsComplement of a Set and Its PropertiesLevel 10Easy MathematicsIf \(U=\{1,2,3,4\}\) and \(A=\{1,4\}\), which statement is correct?Class 10SetsComplement of a Set and Its PropertiesLevel 10Easy MathematicsIf \(U=\{0,1,2,3,4\}\) and \(A=\{0,2,4\}\), find \(A^c\).Class 10SetsComplement of a Set and Its PropertiesLevel 10Easy MathematicsIf \(U=\{1,2,3,4,5,6\}\), \(A=\{1,2,3\}\), and \(B=\{3,4\}\), what is \((A\cap B)^c\)?Class 10SetsComplement of a Set and Its PropertiesLevel 10Easy MathematicsIf \(U=\{1,2,3,4,5,6\}\), \(A=\{1,2,3\}\), and \(B=\{3,4\}\), what is \((A\cup B)^c\)?Class 10SetsComplement of a Set and Its PropertiesLevel 10Easy MathematicsIf U = {1, 2, 3, 4, 5, 6} and Aᶜ = {5, 6}, what is A?Class 10SetsComplement of a Set and Its PropertiesLevel 20Easy MathematicsIf n(U) = 20 and n(A) = 7, what is n(Aᶜ)?Class 10SetsComplement of a Set and Its PropertiesLevel 20Easy MathematicsIf U = {1,2,3} and A = ∅, what is Aᶜ?Class 10SetsComplement of a Set and Its PropertiesLevel 20Easy MathematicsIf U = {2,4,6,8} and A = U, what is Aᶜ?Class 10SetsComplement of a Set and Its PropertiesLevel 20Easy MathematicsWhich formula correctly represents the complement of set A?Class 10SetsComplement of a Set and Its PropertiesLevel 20Easy MathematicsIf A ⊆ U and A′ = U, what must A be?Class 10SetsComplement of a Set and Its PropertiesLevel 19Easy MathematicsIf U = {1,2,3,4,5,6,7,8,9,10}, A = {2,4,6,8} and B = {1,2,3,4}, what is (A ∩ B)′?Class 10SetsComplement of a Set and Its PropertiesLevel 19Easy MathematicsIf U = {Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday} and W = {Saturday, Sunday}, what is W′?Class 10SetsComplement of a Set and Its PropertiesLevel 19Easy MathematicsIf U = {m, n, o, p, q} and A = {n, p}, which element will not be in A′?Class 10SetsComplement of a Set and Its PropertiesLevel 19Easy MathematicsIf U = {1,2,3,4,5,6} and A = {1,3,5}, which element belongs to the complement A′?Class 10SetsComplement of a Set and Its PropertiesLevel 19Easy MathematicsIf U = {1,2,3,4,5,6,7,8,9,10} and A = {x ∈ U : x is a multiple of 2}, what is A′?Class 10SetsComplement of a Set and Its PropertiesLevel 19Easy MathematicsIf the universal set U = {1, 2, 3, 4, 5, 6} and A = {2, 4}, what is A′ − A?Class 10SetsComplement of a Set and Its PropertiesLevel 19Easy MathematicsIf U = {1, 2, 3, 4, 5, 6, 7, 8, 9}, A = {1, 2, 3, 4, 5}, and B = {4, 5, 6, 7}, what is (A ∪ B)′?Class 10SetsComplement of a Set and Its PropertiesLevel 19Easy MathematicsIf U = {red, blue, green, yellow} and C = {red, green}, what is C′?Class 10SetsComplement of a Set and Its PropertiesLevel 19Easy MathematicsIf U = {x : x ∈ N, x ≤ 9} and S = {1, 4, 9}, what is S′?Class 10SetsComplement of a Set and Its PropertiesLevel 19Easy