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

MathematicsIf \(|U|=150\), \(|A'|=92\), \(|B'|=76\), and \(|A\cap B|=31\), what is \(|(A\cup B)'|\)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 20Hard MathematicsIf \(U=\{1,2,\ldots,45\}\), \(A\) is the set of numbers divisible by 3, and \(B\) is the set of numbers divisible by 5, what is \(|(A\cap B)'|\)?Class 10SetsComplement of a Set and Its PropertiesLevel 19Medium MathematicsIf A ⊆ U, what are A ∪ A′ and A ∩ A′, respectively?Class 10SetsComplement of a Set and Its PropertiesLevel 19Easy MathematicsIf U = {1, 2, ..., 15}, A = {1, 4, 9}, and B = {2, 4, 6, 8, 10, 12, 14}, how many elements are in (A ∩ B)′?Class 10SetsComplement of a Set and Its PropertiesLevel 19Medium MathematicsIf U = {1, 2, ..., 16}, A = {1, 2, 4, 8, 16}, and B = {2, 4, 6, 8, 10, 12, 14, 16}, then B - A is equal to:Class 10SetsComplement of a Set and Its PropertiesLevel 10Medium MathematicsIf U = {1, 2, ..., 25}, A = {x : x is odd} and B = {x : x is a perfect square}, what is |A' ∩ B|?Class 10SetsComplement of a Set and Its PropertiesLevel 19Medium MathematicsIf U = {1, 2, ..., 12}, A = {1, 3, 5, 7, 9, 11}, and B = {2, 3, 5, 7, 11}, what is (A′ ∪ B′)′?Class 10SetsComplement of a Set and Its PropertiesLevel 19Medium MathematicsIf U = {a, b, c, d, e, f, g, h}, A' = {b, d, f, h}, and B = {a, b, c, d}, what is A ∩ B'?Class 10SetsComplement of a Set and Its PropertiesLevel 19Medium MathematicsIf U = R, A = (−∞, 3), and B = [1, ∞), what is (A ∩ B)'?Class 10SetsComplement of a Set and Its PropertiesLevel 19Medium MathematicsIf U is the universal set, then (A ∩ B')' is equal to which of the following?Class 10SetsComplement of a Set and Its PropertiesLevel 19Medium MathematicsIf U = {1,2,3,4,5,6,7,8,9,10,11,12}, A = {1,2,3,4,5,6}, and B = {2,4,6,8,10,12}, what is Aᶜ ∩ B?Class 10SetsComplement of a Set and Its PropertiesLevel 21Medium MathematicsIf U = {a, b, c, d, e, f}, A = {a, b, c}, and D = {d, e, f}, which conclusion is correct using A ∩ D and A ∪ D?Class 10SetsComplement of a Set and Its PropertiesLevel 21Easy MathematicsIf U = {1,2,3,4,5,6,7}, A = {2,4,6}, how many elements are in Aᶜ ∩ A?Class 10SetsComplement of a Set and Its PropertiesLevel 21Easy MathematicsIf U = {1,2,3,4,5,6}, A = {1,2,4}, and B = {2,4,6}, what is Aᶜ ∩ Bᶜ?Class 10SetsComplement of a Set and Its PropertiesLevel 21Medium MathematicsIf U = {1,2,3,4,5,6,7,8,9,10}, A = {1,2,3,4,5}, and B = {4,5,6,7}, what is A ∩ Bᶜ?Class 10SetsComplement of a Set and Its PropertiesLevel 21Medium MathematicsIf A ∩ Aᶜ is considered, what is its value?Class 10SetsComplement of a Set and Its PropertiesLevel 21Medium MathematicsIf the universal set is \(U=\{1,2,3,4,5,6,7\}\), \(A=\{1,3,5,7\}\), and \(B=\{2,4,6\}\), what is the value of \((A\cap B)^c\)?Class 10SetsComplement of a Set and Its PropertiesLevel 20Easy MathematicsIf the universal set is \(U=\{1,2,3,\ldots,12\}\), \(A=\{3,6,9,12\}\), and \(B=A^c\), what is the value of \(A\cap B\)?Class 10SetsComplement of a Set and Its PropertiesLevel 10Easy MathematicsWhich of the following statements about the complement Aᶜ of a set A is always true?Class 10SetsComplement of a Set and Its PropertiesLevel 20Easy MathematicsFor subsets A and B of a universal set U, which of the following statements is always true?Class 10SetsComplement of a Set and Its PropertiesLevel 20Medium