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Matrices and Determinants · 2020 · 8 Jan · Shift 1

2 Mathematics questions from this JEE Main paper
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Matrices and Determinants · 2020 · 8 Jan · Shift 1

2 Mathematics questions from this JEE Main paper

  1. Q23.The number of all 3 × 3 matrices A, with enteries from the set {–1, 0, 1} such that the sum of the diagonal elements of AAT is 3, is
    Mathematics · Matrices and Determinants · Numerical
  2. Q30.For which of the following ordered pairs (μ, δ), the system of linear equations x + 2y + 3z = 1 3x + 4y + 5z = μ 4x + 4y + 4z =δ is inconsistent ?
    Mathematics · Matrices and Determinants · MCQ