JEE Main 2026 Mathematics question
Let R={(x,y)∈ℕ×ℕ : +y)≤2}. Then the minimum number of elements, required to be added in R to make it a transitive relation, is .
Answer: 15
Solution
Since e²≈7.39, R={(x,y): x,y≥1, x+y≤7}, which has 21 elements. Its transitive closure is every pair (x,y) with
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