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Class 11 · Mathematics
→If \(n(A)=3\), what is the value of \(n(A\times A)\)?
Class 11 · Mathematics
→If (A={0}) and (B={1,2,3}), which is (A\times B)?
Class 11 · Mathematics
→If (A={1,2}) and (B={3,4}), which ordered pair is not in (A\times B)?
Class 11 · Mathematics
→If (A={1,2,3}) and (B={4,5}), which ordered pair is in (A\times B)?
Class 11 · Mathematics
→If (A={2,4}) and (B={6,8}), how many elements are in (A\times B)?
Class 11 · Mathematics
→What is the second component of the ordered pair \((5, 7)\)?
Class 11 · Mathematics
→In the ordered pair ((5,7)), what is the first component?
Class 11 · Mathematics
→If (A={1}) and (B={1,2}), which statement is correct?
Class 11 · Mathematics
→Generally, which statement about (A\times B) and (B\times A) is correct?
Class 11 · Mathematics
→If ((p,q)\in A\times B), which statement is always true?
Class 11 · Mathematics
→If (A={1,2}) and (B={3,4}), is ((2,3)\in A\times B)?
Class 11 · Mathematics
→If (A=\varnothing) and (B={1,2}), what is (A\times B)?
Class 11 · Mathematics
→If (n(A)=4) and (n(B)=5), what is (n(A\times B))?
Class 11 · Mathematics
→If (A={5}) and (B={7,8}), how many ordered pairs are in (A×B)?
Class 11 · Mathematics
→If A = {1, 2} and B = {3}, what is A × B?
Class 11 · Mathematics
→If (A) and (B) are two sets, what is the correct meaning of (A\times B)?
Class 10 · Mathematics
→Let U = ℝ, A = {x ∈ ℝ : (x - 2)(x + 5) ≤ 0}, and B = {x ∈ ℝ : |x - 1| < 3}. What is (A′ ∩ B)′?
Class 10 · Mathematics
→Let U = {x ∈ ℕ : x ≤ 120}, A = {x ∈ U : 8 divides x}, B = {x ∈ U : 15 divides x}, and C = {x ∈ U : 20 divides x}. What is n((A ∪ B ∪ C)′)?
Class 10 · Mathematics
→Let U = {x ∈ ℕ : x ≤ 90}, A = {x ∈ U : 10 divides x}, and B = {x ∈ U : 18 divides x}. What is n(A′ ∩ B′)?
Class 10 · Mathematics
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