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Permutations and Combinations · 2025 · 28 Jan · Shift 1

2 Mathematics questions from this JEE Main paper
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Permutations and Combinations · 2025 · 28 Jan · Shift 1

2 Mathematics questions from this JEE Main paper

  1. Q34.Let nCr−1​=28,nCr​=56 and nCr+1​=70. Let A(4cost,4sint),B(2sint,−2cost) and C(3r−n,r2−n−1) be the vertices of a triangle ABC, where t is a parameter. If (3x−1)2+(3y)2=α…
    Mathematics · Permutations and Combinations · MCQ
  2. Q41.The number of different 5 digit numbers greater than 50000 that can be formed using the digits 0 , 1,2,3,4,5,6,7, such that the sum of their first and last digits should not be more than 8 , is
    Mathematics · Permutations and Combinations · MCQ