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JEE Main 2022 Mathematics question

MathematicsMatricesJEE Main 2022

Let A = and B = , Then the number of elements in the set {(n, m) : n, m {1, 2, ......., 10} and } is .

Answer: 1

Solution

Here , so for every n, and , so for every m, with B = . Then nA + mB =

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Question ID VK-024914