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Class 10 Mcq

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

MathematicsIf A = {2, 5, 8, 11} and B = {1, 5, 7, 11, 13}, what is A ∪ B?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 17Easy MathematicsIf A ∩ B = {3, 5}, A \ B = {1, 7}, and B \ A = {2, 9}, what is A?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 16Easy MathematicsIf A = {x ∈ Z : −3 ≤ x ≤ 2} and B = {x ∈ Z : x² ≤ 4}, what is A ∪ B?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 16Easy MathematicsIf A = {1, 2, 3, 4, 5, 6, 7}, B = {2, 4, 6, 8}, and C = {1, 4, 7, 10}, what is (A \ B) ∩ C?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 16Easy MathematicsIf n(A \ B) = 18, n(B \ A) = 14, and n(A ∩ B) = 9, what is n(A ∪ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 16Easy MathematicsIf A ∪ B = A and A ∩ B = B, which relation is correct?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 16Easy MathematicsIf A = {x : x ∈ N, 2 divides x, x ≤ 16} and B = {x : x ∈ N, 4 divides x, x ≤ 16}, what is A \ B?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 16Easy MathematicsIf the roots of x² − 6x + k = 0 are equal, what is k?Class 10Quadratic EquationsNature of RootsLevel 28Medium MathematicsWhich pair is the correct set of roots of x² − 2x − 15 = 0?Class 10Quadratic EquationsRoots of a Quadratic EquationLevel 28Medium MathematicsIf the sum of the roots of 2x² + mx + 8 = 0 is −3, what is m?Class 10Quadratic EquationsRoots of a Quadratic EquationLevel 28Medium MathematicsWhich quadratic equation has roots x = 1 and x = 4?Class 10Quadratic EquationsRoots of a Quadratic EquationLevel 28Medium MathematicsWhat is the nature of the roots of x² + 6x + 9 = 0?Class 10Quadratic EquationsNature of RootsLevel 28Medium MathematicsWhat is the discriminant D of 4x² + 4x + 1 = 0?Class 10Quadratic EquationsNature of RootsLevel 28Medium MathematicsIf A = {x : x ∈ N, 1 ≤ x ≤ 12}, B = {2, 4, 6, 8, 10, 12}, and C = {3, 6, 9, 12}, what is A \ (B ∪ C)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 16Medium MathematicsIf A = {1, 2, 4, 8}, B = {2, 4, 6, 8}, and C = {4, 8, 10}, what is (A ∩ B) \ C?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 16Medium MathematicsIf A = {a, b, c, e}, B = {b, d, e}, and C = {e, f}, what is (A ∪ B) ∩ (B ∪ C)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 16Medium MathematicsIf A = {1, 2, 3, 4, 5, 6}, B = {2, 3, 5, 7}, and C = {3, 5, 8}, what is A ∩ (B \ C)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 16Medium MathematicsIf A = {0, 1, 2, 3} and B = {2, 3, 4, 5}, which of the following is a subset of A ∩ B?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Easy MathematicsIf n(A) = 46, n(B) = 35, and n(B \ A) = 24, what is n(A ∩ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 16Easy MathematicsIf n(A ∪ B) = 70, n(A) = 46, n(B) = 35, and n(B \ A) = 24, what is n(A ∩ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 16Medium