Fundamentholfundamenthol
JEE Main2019Math
Q.

An ordered pair  for which the system of linear equations

(1 + ) x + y + z = 2

x + (1 + )y + z = 3

x + y + 2z = 2 has a unique solution, is :

  1. A

    (1, –3)

  2. B

    (2, 4)

  3. C

    (–3, 1)

  4. D

    (–4, 2)

Solution

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