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Class 10 · Mathematics
→If U = {1,2,3,4,5,6,7,8,9}, A = {1,4,7}, and B = {2,4,8}, what is (A ∪ B)'?
Class 10 · Mathematics
→If A = {x, y, z}, how many elements of P(A) are also proper subsets of A?
Class 10 · Mathematics
→If A = {1, 2, 3, 4, 5}, how many subsets of A contain neither 1 nor 2?
Class 10 · Mathematics
→If A = {1, 2, 3, 4, 5, 6}, how many subsets of A contain both 2 and 5?
Class 10 · Mathematics
→If A = {a, b, c, d, e}, how many subsets of A contain at least 4 elements?
Class 10 · Mathematics
→If A = {1, 2, 3, 4}, how many subsets of P(A) contain 1 but do not contain 4?
Class 10 · Mathematics
→If A = {x : x ∈ ℤ, −2 ≤ x ≤ 2}, how many elements does the power set P(A) have?
Class 10 · Mathematics
→If A ⊆ U, B ⊆ U, and A ⊆ B, which relation is correct for their complements?
Class 10 · Mathematics
→If a set A has 256 total subsets, how many elements does A have?
Class 10 · Mathematics
→If A = {a, b, c, d, e, f}, how many subsets with exactly 5 elements are in P(A)?
Class 10 · Mathematics
→If A = {1, 1, 2, 2, 3} is considered as a set, what is n(P(A))?
Class 10 · Mathematics
→Let A = {x : x is a distinct letter of the English word LEVEL}. How many elements does P(A) have?
Class 10 · Mathematics
→If n(A) = 4 and n(B) = 3, what is the ratio n(P(A)) : n(P(B))?
Class 10 · Mathematics
→If U = {a, b, c, d}, A = {a, b}, and B = {b, c}, what is (A ∩ B)'?
Class 10 · Mathematics
→Let U = {1, 2, 3, 4, 5, 6}, A = {1, 2, 3}, and B = {3, 4, 5}. What is A' ∩ B'?
Class 10 · Mathematics
→If A = {0, 1}, which of the following correctly represents P(A)?
Class 10 · Mathematics
→If A = {1, 2, 3, 4, 5}, how many sets in P(A) have exactly 3 elements?
Class 10 · Mathematics
→If A = {m, n, o, p}, how many singleton sets are there in P(A)?
Class 10 · Mathematics
→If A = {1, 2, 3}, how many non-empty elements are there in P(A)?
Class 10 · Mathematics
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