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Permutations and Combinations · 2025 · Shift 1

2 Mathematics questions from this JEE Advanced paper
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Permutations and Combinations · 2025 · Shift 1

2 Mathematics questions from this JEE Advanced paper

  1. Q24.Let the set of all relations R on the set {a,b,c,d,e,f}, such that R is reflexive and symmetric, and R contains exactly 10 elements, be denoted by S. Then the number of elements in S is ​…
    Mathematics · Permutations and Combinations · Numerical
  2. Q26.Let S be the set of all seven-digit numbers that can be formed using the digits 0,1 and 2. For example, 2210222 is in S, but 0210222 is NOT in S. Then the number of elements x in S such that at least one of the digits…
    Mathematics · Permutations and Combinations · Numerical