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Class 10 · Mathematics
→If A = {1, 2, {3}}, which of the following is not an element of 𝒫(A)?
Class 10 · Mathematics
→If A = {p, q, r}, which of the following is an element of 𝒫(A)?
Class 10 · Mathematics
→If n(𝒫(B)) = 128, how many proper subsets does B have?
Class 10 · Mathematics
→If A = {2, 4, 6, 8, 10}, how many elements does 𝒫(A) have?
Class 10 · Mathematics
→Which option is a set of only irrational numbers?
Class 10 · Mathematics
→Which option is a set of only rational numbers?
Class 10 · Mathematics
→If A ⊆ U and A′ = ∅, what is the correct conclusion?
Class 10 · Mathematics
→Which statement is correct about the power set of the empty set?
Class 10 · Mathematics
→The universal set U contains 50 students. If n(A) = 18, n(B) = 22, and n(A ∩ B) = 7, how many students are outside A ∪ B?
Class 10 · Mathematics
→If n(𝒫(A)) = 32, how many proper subsets does A have?
Class 10 · Mathematics
→If A = {a, b, {c}}, which of the following is an element of P(A)?
Class 10 · Mathematics
→If the universal set is U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} and A = {2, 4, 6, 8, 10}, what is A′?
Class 10 · Mathematics
→If A = {1, 2, 3, 4}, how many elements does P(A) have?
Class 10 · Mathematics
→Which option shows the correct order?
Class 10 · Mathematics
→Which option shows only irrational numbers?
Class 10 · Mathematics
→If A = {1, 2} and the universal set U = {1, 2, 3}, what is P(A′)?
Class 10 · Mathematics
→If U is the set of all days of the week and A = {Monday, Wednesday, Friday}, how many days are in A′?
Class 10 · Mathematics
→If P(A) has 8 elements, how many non-empty subsets does A have?
Class 10 · Mathematics
→If A = {1, 2, 3, 4}, how many subsets in P(A) have at least three elements?
Class 10 · Mathematics
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