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Matrices and Determinants · 2025 · 2 Apr · Shift 1

3 Mathematics questions from this JEE Main paper
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Matrices and Determinants · 2025 · 2 Apr · Shift 1

3 Mathematics questions from this JEE Main paper

  1. Q26.Let A=[α6​−1β​],α>0, such that det(A)=0 and α+β=1. If I denotes 2×2 identity matrix, then the matrix…
    Mathematics · Matrices and Determinants · MCQ
  2. Q28.Let a∈R and A be a matrix of order 3×3 such that det(A)=−4 and A+I=​12a​a11​102​​, where I is the identity matrix…
    Mathematics · Matrices and Determinants · MCQ
  3. Q39.If the system of linear equations ​3x+y+βz=32x+αy−z=−3x+2y+z=4​ has infinitely many solutions, then the value of 22β−9α is :
    Mathematics · Matrices and Determinants · MCQ