Let A= -3, -2, -1, 0, 1, 2, 3 and B= 0, 1, 4, 9 . How many elements does the subset of A B corresponding to the relation R= (x, y) : |x|<y have, where x A and y B?

NDA 2025 Mathematics question

Let and . How many elements does the subset of corresponding to the relation have, where and ?

Answer: (C)

Count the for each . : is impossible, 0 pairs. : gives ,

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Question ID VK-030174