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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 A ⊆ B, which set is equal to (A ∪ B) − (A ∩ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 16Hard MathematicsIf n(A) = 45, n(B) = 38, and n(A ∪ B) = 63, find n(A ∩ B).Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 16Hard MathematicsIf A ∪ B = {1, 2, 3, 4, 5, 6}, A ∩ B = {2, 5}, and A − B = {1, 4}, what is B − A?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 16Hard MathematicsIf A = {x ∈ ℤ : −2 ≤ x < 5} and B = {x ∈ ℤ : x² ≤ 9}, then what is A − B?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Medium MathematicsWhat is the product of the roots of 6x² + 5x − 14 = 0?Class 10Quadratic EquationsRoots of a Quadratic EquationLevel 30Medium MathematicsIf x = −6 and x = 1 are roots, what is the sum of the roots?Class 10Quadratic EquationsRoots of a Quadratic EquationLevel 30Medium MathematicsWhich equation has roots x = 3 and x = 8?Class 10Quadratic EquationsRoots of a Quadratic EquationLevel 30Medium MathematicsIf D = 64, what will be the nature of the roots of the quadratic equation?Class 10Quadratic EquationsNature of RootsLevel 30Medium MathematicsIf a = −2, b = 9 and c = −7, which is the corresponding quadratic equation?Class 10Quadratic EquationsIntroduction to Quadratic EquationsLevel 30Easy MathematicsIf x = −3 is a root of 2x² + rx − 9 = 0, what is r?Class 10Quadratic EquationsRoots of a Quadratic EquationLevel 30Medium MathematicsLet A = {x ∈ ℕ : 1 ≤ x ≤ 30 and x is a multiple of 2} and B = {x ∈ ℕ : 1 ≤ x ≤ 30 and x is a multiple of 3}. How many elements are in A ∩ B?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Easy MathematicsIf A = {1, 4, 9, 16, 25} and B = {2, 4, 8, 16, 32}, what is (A − B) ∪ (B − A)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 18Medium MathematicsIf A = {x : x² − 7x + 12 = 0} and B = {x : x² − 9x + 20 = 0}, what is A ∪ B?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 18Medium MathematicsIf A = [-1, 4] and B = (1, 6), what is A ∩ B?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 18Medium MathematicsIn a group, 24 students study Hindi, 18 study English, and 7 study both languages. How many students study only Hindi?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Easy MathematicsIf n(A) = 35, n(B) = 27, and n(A ∪ B) = 50, what is n(A − B)?Class 10SetsSets and their representationsLevel 10Medium MathematicsLet U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, A = {1, 2, 5, 7}, and B = {2, 4, 5, 8, 10}. What is (A ∩ B)′?Class 10SetsComplement of a Set and Its PropertiesLevel 10Medium MathematicsIf A = {x : x ∈ ℕ, x ≤ 15} and B = {x : x ∈ ℕ, x is odd, x ≤ 15}, what is A − B?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Medium MathematicsIf n(A ∪ B) = 60, n(A − B) = 18, and n(B − A) = 22, what is n(A ∩ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Medium MathematicsIf A = {1, 2, 3, 4} and B = {3, 4, 5, 6}, what is n(A − B) + n(B − A)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Medium