If S is the set of distinct values of 'b' for which

Question:

If $S$ is the set of distinct values of ' $b$ ' for which the following system of linear equations

$x+y+z=1$

$x+a y+z=1$

$a x+b y+z=0$

has no solution, then $S$ is :

  1. a singleton

  2. an empty set

  3. an infinite set

  4. a finite set containing two or more elements


Correct Option: 1

Solution:

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