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Class 10 · Mathematics
→If \(A=\{p,q,r\}\), what is \(A\setminus A\)?
Class 10 · Mathematics
→If \(A=\{4,5,6\}\), what is \(A\cap\varnothing\)?
Class 10 · Mathematics
→If \(A=\{1,2,3\}\), what is \(A\cup\varnothing\)?
Class 10 · Mathematics
→If \(A=\{2,4,6,8,10\}\) and \(B=\{4,8,12\}\), which set is \(A\setminus B\)?
Class 10 · Mathematics
→If \(U=\{1,2,3,4,5,6\}\), \(A=\{1,2,3\}\), and \(B=\{3,4\}\), what is \(A\cup B\)?
Class 10 · Mathematics
→If \(A\subseteq B\), then \(A\cap B\) is equal to which set?
Class 10 · Mathematics
→If \(A\subseteq B\), then what is \(A\cup B\) equal to?
Class 10 · Mathematics
→If \(A=\{1,2,3,4,5\}\) and \(B=\{2,4\}\), what is \(B\setminus A\)?
Class 10 · Mathematics
→If \(A=\{2,3,5,7\}\), \(B=\{1,3,5,9\}\), and \(C=\{3,5,11\}\), what is \(A\cap B\cap C\)?
Class 10 · Mathematics
→If \(A=\{1,2\}\), \(B=\{2,3\}\), and \(C=\{3,4\}\), what is \(A\cup B\cup C\)?
Class 10 · Mathematics
→If X = {1, 3, 5, 7} and Y = {3, 7, 9}, find Y − X.
Class 10 · Mathematics
→If A = {5, 10, 15} and B = {20, 25}, what is A ∩ B?
Class 10 · Mathematics
→If P = {x : x ∈ N, x < 5} and Q = {2, 4, 6}, which set is P ∪ Q?
Class 10 · Mathematics
→If A = {a, b, c, d} and B = {b, d, e}, what is A − B?
Class 10 · Mathematics
→If A = {2, 4, 6, 8} and B = {1, 2, 3, 4}, find A ∩ B.
Class 10 · Mathematics
→If A = {1, 2, 3} and B = {3, 4, 5}, what is A ∪ B?
Class 10 · Mathematics
→If U = {1, 2, ..., 180}, A is the set of multiples of 12, B is the set of multiples of 15, and C is the set of multiples of 20, what is n((A ∪ B ∪ C)′)?
Class 10 · Mathematics
→If n(A) = 92, n(B) = 85, n(C) = 78, n(A ∩ B) = 37, n(B ∩ C) = 34, n(C ∩ A) = 29, and n(A ∩ B ∩ C) = 16, how many elements are only in B ∩ C?
Class 10 · Mathematics
→In a Venn diagram, n(A ∪ B ∪ C) = 215 and n((A ∪ B ∪ C)′) = 35. Exactly two sets have 62 elements. If n(U) is asked, what is the answer?
Class 10 · Mathematics
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