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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 \(A\) and \(B\) are subsets of \(U\), what is \((A\cap B)'\) equal to?Class 10SetsComplement of a Set and Its PropertiesLevel 10Medium MathematicsA school has 75 students. Of these, 32 students take part in music and 28 take part in drama. If 10 students take part in both activities, how many students take part in neither activity?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Medium MathematicsIf \(U=\{1,2,3,4,5,6,7,8,9,10\}\) and \(A=\{1,4,9\}\), how many elements does \(A'\) have?Class 10SetsComplement of a Set and Its PropertiesLevel 10Easy MathematicsIf \(U=\{a,b,c,d,e,f\}\) and \(A=\{a,c,f\}\), what is \(A'\)?Class 10SetsComplement of a Set and Its PropertiesLevel 10Easy MathematicsHow many elements are there in \(\mathcal{P}(\mathcal{P}(\{a\}))\)?Class 10SetsPower Set and SubsetsLevel 10Medium MathematicsIf A = {∅, {∅}}, what is n(P(A))?Class 10SetsPower Set and SubsetsLevel 10Medium MathematicsIf A = {0, {1}, 2}, which of the following is not an element of P(A)?Class 10SetsPower Set and SubsetsLevel 10Medium MathematicsIf A = {r, s, t, u}, which of the following is an element of P(A)?Class 10SetsPower Set and SubsetsLevel 10Easy MathematicsIf a set B has 1024 total subsets, how many proper subsets does it have?Class 10SetsPower Set and SubsetsLevel 10Medium MathematicsIf n(P(A)) = 512, what is the value of n(A)?Class 10SetsPower Set and SubsetsLevel 10Medium MathematicsIf U = {x ∈ N : x ≤ 15} and A = {x : x is a multiple of 5}, what is n(A′)?Class 10SetsComplement of a Set and Its PropertiesLevel 10Medium MathematicsIf A = {a, {b}, c}, which of the following is not an element of P(A)?Class 10SetsPower Set and SubsetsLevel 10Medium MathematicsIf U = {1, 2, 3, 4, 5, 6, 7, 8} is the universal set and A = {2, 3, 5, 7}, what is the complement A′ of A?Class 10SetsComplement of a Set and Its PropertiesLevel 10Easy MathematicsIf A = {1, 3, 5}, how many subsets in P(A) must contain 3?Class 10SetsPower Set and SubsetsLevel 10Easy MathematicsIf U = {x : x ∈ ℕ, x ≤ 20} and A is the set of positive divisors of 20, what is n(A′)?Class 10SetsComplement of a Set and Its PropertiesLevel 9Medium MathematicsIf A = {1,2,3} and B = {3,4}, how many elements does P(A ∪ B) have?Class 10SetsPower Set and SubsetsLevel 9Easy MathematicsIf U = {1,2,3,4,5,6,7,8,9}, A = {1,4,7}, and B = {2,4,8}, what is (A ∪ B)'?Class 10SetsComplement of a Set and Its PropertiesLevel 10Easy MathematicsIf A = {x, y, z}, how many elements of P(A) are also proper subsets of A?Class 10SetsPower Set and SubsetsLevel 9Easy MathematicsIf A = {1, 2, 3, 4, 5}, how many subsets of A contain neither 1 nor 2?Class 10SetsPower Set and SubsetsLevel 9Easy MathematicsIf A = {1, 2, 3, 4, 5, 6}, how many subsets of A contain both 2 and 5?Class 10SetsPower Set and SubsetsLevel 9Easy