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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 = {x : x ∈ ℕ, 1 ≤ x ≤ 20} and A = {x ∈ U : x > 12}, what is n(A′)?Class 10SetsComplement of a Set and Its PropertiesLevel 19Easy MathematicsIf \(U=\{1,2,3,4,5,6,7,8,9,10\}\) and \(A=\{x:x\in U,\ x\ge 7\}\), what is \(A'\)?Class 10SetsComplement of a Set and Its PropertiesLevel 19Easy MathematicsIf \(U=\{1,2,3,4,5,6,7,8,9\}\) and \(A=\{x:x\in U,\ x<5\}\), what is \(A'\)?Class 10SetsComplement of a Set and Its PropertiesLevel 19Easy MathematicsIf \(A=\{2,3,5,7,11,13\}\) and \(B=\{x\in A:x>5\}\), find \(A\cap B\).Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Easy MathematicsWhich option is a rational number satisfying (\sqrt{50}<x<\sqrt{72})?Class 10PolynomialsIrrational numbers and real numbersLevel 25Medium MathematicsLet U = {x : x is a positive integer less than 10} and A = {x : x² < 20}. What is A′?Class 10SetsComplement of a Set and Its PropertiesLevel 10Medium MathematicsIf U={0,1,2,3,4,5,6,7,8,9} and A={x∈U:x^2<25}, what is the complement A' with respect to U?Class 10SetsComplement of a Set and Its PropertiesLevel 9Medium MathematicsLet U = {x ∈ Z | −3 ≤ x ≤ 4} and A = {x ∈ U | x² < 4}. How many elements are in the complement A′ of A with respect to U?Class 10SetsComplement of a Set and Its PropertiesLevel 10Medium MathematicsIf U = {1, 2, 3, 4, 5, 6, 7, 8} and A = {1, 4, 6, 8}, how many elements of A' are less than 5?Class 10SetsComplement of a Set and Its PropertiesLevel 10Easy MathematicsIf U = {1, 2, 3, 4, 5, 6, 7} and A = {2, 3, 5, 7}, how many elements of A' are less than 4?Class 10SetsComplement of a Set and Its PropertiesLevel 9Easy MathematicsIf A = {x : x ∈ N and x² < 50}, which of the following is not a subset of A?Class 10SetsPower Set and SubsetsLevel 8Medium MathematicsWhat is the interval form of x ≤ 3?Class 10SetsSets and their representationsLevel 9Easy MathematicsWhich option writes A = {x : x ∈ ℝ and x > 7} in interval notation?Class 10SetsSets and their representationsLevel 8Easy MathematicsWhich interval represents 2 < x ≤ 9?Class 10SetsSets and their representationsLevel 10Easy MathematicsIf A = {x ∈ ℝ : 0 < x < 0}, what is A?Class 10SetsThe Empty Set, Finite and Infinite Sets, Equal SetsLevel 6Easy MathematicsWhich set is A = {x ∈ ℕ : x² < 2x} equal to?Class 10SetsThe Empty Set, Finite and Infinite Sets, Equal SetsLevel 5Medium MathematicsIf A₂ = {x : x ∈ N, 10 ≤ x < 100}, what type of set is A₂?Class 10SetsThe Empty Set, Finite and Infinite Sets, Equal SetsLevel 4Easy MathematicsIf Z₁ = {x : x ∈ ℕ, x is a two-digit number, and x > 99}, what is Z₁?Class 10SetsThe Empty Set, Finite and Infinite Sets, Equal SetsLevel 3Easy MathematicsIf D₁ = {x : x ∈ ℕ, x is a factor of both 12 and 18, and x > 6}, what is D₁?Class 10SetsThe Empty Set, Finite and Infinite Sets, Equal SetsLevel 4Medium MathematicsIf Y = {x : x ∈ ℤ, x² < 4}, how many elements does Y have?Class 10SetsThe Empty Set, Finite and Infinite Sets, Equal SetsLevel 4Easy