Let A = {2, 3, 4} and B = {8, 9, 12}. Then the number of elements in the relation R = {((a₁, b₁), (a₂, b₂)) \(\in (A\times B,A\times B):\) a₁ divides b₂ and a₂ divides b₁} is

[JEE Main 2023, 10 Apr (Shift 2)]

Question

Let A = {2, 3, 4} and B = {8, 9, 12}. Then the number of elements in the relation R = {((a₁, b₁), (a₂, b₂)) \(\in (A\times B,A\times B):\) a₁ divides b₂ and a₂ divides b₁} is

[JEE Main 2023, 10 Apr (Shift 2)]

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Let A = {2, 3, 4} and B = {8, 9, 12}. Then the number of elements in the relation R = {(( a 1 , b 1 ), ( a 2 , b 2 )) \(…

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