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Matrices and Determinants question

2019 · 12 Jan · Shift 1 · Q35
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  5. /2019 · 12 Jan · Shift 1 · Q35

Matrices and Determinants question

2019 · 12 Jan · Shift 1 · Q35

JEE MainMathematicsMatrices and DeterminantsMCQ+4 / −1
An ordered pair (α\alphaα, β\betaβ) for which the system of linear equations (1 + α\alphaα) x + β\betaβ y + z = 2 α\alphaα x + (1 + β\betaβ)y + z = 3 α\alphaα x + β\betaβ y + 2z = 2 has a unique solution, is :
  1. A
    (–3, 1)
  2. B
    (1, –3)
  3. C
    (–4, 2)
  4. D
    (2, 4)
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