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Class 11 · Mathematics
→If \(A=\{1,2,4\}\) and \(B=\{1,2,4,8\}\), how many ordered pairs \((x,y)\) in \(A\times B\) satisfy \(y=2x\)?
Class 11 · Mathematics
→If A={0,1,2,3} and B={1,2,3}, how many ordered pairs (x,y) in A\times B satisfy x+y=4?
Class 11 · Mathematics
→If (A={1,2,3,4}) and (B={2,4,6}), how many pairs ((x,y)) in (A\times B) satisfy (x<y)?
Class 11 · Mathematics
→If (A={p,q}), how many ordered pairs are in (A\times A)?
Class 11 · Mathematics
→If (A={1,2,3}) and (B=\varnothing), what is (B\times A)?
Class 11 · Mathematics
→If (A={x:x\in\mathbb{Z},-2\le x\le1}) and (B={0,2}), how many pairs are in (A\times B)?
Class 11 · Mathematics
→If (A={x:x\in\mathbb{N},x\le4}) and (B={y:y\in\mathbb{N},y<3}), what is (n(A\times B))?
Class 11 · Mathematics
→If (n(A)=3), (n(B)=4) and both (A,B) are non-empty, what is the relation between the numbers of elements in (A\times B) and (B\times A)?
Class 11 · Mathematics
→If (n(A)=5) and (n(A\times B)=35), what is (n(B))?
Class 11 · Mathematics
→If A = {1, 2, 3, 4, 5}, B = {1, 3, 5} and C = {0, 2}, how many elements are there in (A − B) × C?
Class 11 · Mathematics
→If A = {1, 2}, B = {3, 4} and C = {4, 5, 6}, how many elements are in A × (B ∪ C)?
Class 11 · Mathematics
→If (A={1,2,3,4}), (B={2,4,6}) and (C={4,6,8}), how many elements are in (A\times(B\cap C))?
Class 11 · Mathematics
→If (A={0,2,4}) and (B={1,2,3}), what is the truth value of ((2,3)\in A\times B)?
Class 11 · Mathematics
→If A = {1, 3, 5} and B = {2, 4}, which pair belongs to B × A?
Class 11 · Mathematics
→If A = {a, b, c} and B = {0, 1}, which one is A × B?
Class 11 · Mathematics
→If the sets \(A=\{2,4,6\}\) and \(B=\{1,3\}\) are given, how many ordered pairs will \(A\times B\) contain in total?
Class 11 · Mathematics
→If (A={1,2,3,4,5}), (B={2,4}) and (C={0,1,2}), how many elements are there in ((A-B)\times C)?
Class 11 · Mathematics
→If (A={1,2,3,4}) and (B={1,2,3,4}), how many pairs ((x,y)) in (A\times B) satisfy (x+y=5)?
Class 11 · Mathematics
→If (A={1,2,3}) and (B={1,4,9}), how many pairs ((x,y)) in (A\times B) satisfy (y=x^2)?
Class 11 · Mathematics
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