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Sets and Relations · 2025 · 7 Apr · Shift 1

2 Mathematics questions from this JEE Main paper
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Sets and Relations · 2025 · 7 Apr · Shift 1

2 Mathematics questions from this JEE Main paper

  1. Q47.The number of relations on the set A={1,2,3}, containing at most 6 elements including (1,2), which are reflexive and transitive but not symmetric, is ​.
    Mathematics · Sets and Relations · Numerical
  2. Q49.For n≥2, let Sn​ denote the set of all subsets of {1,2,…,n} with no two consecutive numbers. For example {1,3,5}∈S6​, but {1,2,4}∈/S6​. Then n(S5​) is equal to ​
    Mathematics · Sets and Relations · Numerical