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Class 12 Mathematics के इस tag से जुड़े questions।
Class 12 · Mathematics
→If \(A=\{1,2,3\}\) and \(B=\{2,4,6,8\}\), how many ordered pairs \((x,y)\) in \(A\times B\) have \(y/x\) as an integer?
Class 12 · Mathematics
→If U = {1, 2, ..., 45} and A = {x : x ∈ U, 9 divides x}, how many elements divisible by 3 are in A'?
Class 12 · Mathematics
→If \(A\cap B'=\varnothing\), which statement is correct?
Class 12 · Mathematics
→If A ∩ B′ = A, which of the following conclusions must be true?
Class 12 · Mathematics
→If \(U=\{x:x\in\mathbb N, x\le 50\}\) and \(A=\{x:x\text{ is not a prime number}\}\), then \(A'\) is the set of what?
Class 12 · Mathematics
→If \((A\cap B')\cup(A'\cap B')=B'\), this is an example of which rule?
Class 12 · Mathematics
→If \(U=\mathbb{R}\), \(A=(-5,2]\), and \(B=[-1,6)\), what is \((A\cap B)'\)?
Class 12 · Mathematics
→According to De Morgan's law, what is the value of \((A\cap B)^c\)?
Class 12 · Mathematics
→Which expression is equal to \((A\cup B)\cap(A\setminus B)\)?
Class 12 · Mathematics
→If A = (-∞, 3] and B = [0, 5), what is A ∩ B?
Class 12 · Mathematics
→If A = {1, 2, 4, 8, 16, 32} and B = {x | x ∈ A, x < 10}, what is A \ B?
Class 12 · Mathematics
→If A \ B = B, which conclusion must be true?
Class 12 · Mathematics
→If A and B are finite sets, n(A \ B) = 12, n(B) = 20, and n(A ∩ B) = 8, what is n(A ∪ B)?
Class 12 · Mathematics
→If A \ (B \ C) is simplified, which form is correct?
Class 12 · Mathematics
→If A ⊆ B', which statement is correct?
Class 12 · Mathematics
→If A = {x ∈ R : x² < 9} and B = {x ∈ R : x ≥ 1}, what is A ∩ B?
Class 12 · Mathematics
→If \(A=\{x:x\in\mathbb{Z},-5\le x<3\}\) and \(B=\{x:x\in\mathbb{Z},-2<x\le 6\}\), then what is \(A\cup B\)?
Class 12 · Mathematics
→If A \ B = A, which statement is always true?
Class 12 · Mathematics
→If A − B = A and B − C = B, which of the following statements must be true?
Class 12 · Mathematics
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