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Matrices and Determinants · 2025 · 22 Jan · Shift 2

2 Mathematics questions from this JEE Main paper
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Matrices and Determinants · 2025 · 22 Jan · Shift 2

2 Mathematics questions from this JEE Main paper

  1. Q28.If the system of linear equations : ​x+y+2z=62x+3y+az=a+1−x−3y+bz=2 b​ where a,b∈R, has infinitely many solutions, then 7a+3b…
    Mathematics · Matrices and Determinants · MCQ
  2. Q34.For a 3×3 matrix M, let trace (M) denote the sum of all the diagonal elements of M. Let A be a 3×3 matrix such that ∣A∣=21​ and trace (A)=3. If B=adj(adj(2A)), then the…
    Mathematics · Matrices and Determinants · MCQ