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Matrices and Determinants · 2019 · 10 Jan · Shift 2

2 Mathematics questions from this JEE Main paper
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Matrices and Determinants · 2019 · 10 Jan · Shift 2

2 Mathematics questions from this JEE Main paper

  1. Q26.The number of values of θ∈(0, π) for which the system of linear equations x + 3y + 7z = 0 − x + 4y + 7z = 0 (sin3 θ)x + (cos2 θ)y + 2z = 0. has a non-trival solution, is -
    Mathematics · Matrices and Determinants · MCQ
  2. Q31.Let A = ​2b1​bb2+1b​1b2​​ where b > 0. Then the minimum value of bdet(A)​ is -
    Mathematics · Matrices and Determinants · MCQ