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The system of linear equations x + y +...

The system of linear equations
x + y + z = 2
2x + 3y + 2z = 5
`2x + 3y + (a^(2) - 1)z = a + 1`

A

has infinitely many solutions for a = 4

B

is inconsisten when `|a| = sqrt(3)`

C

is inconsistent when a = 4

D

has a unique solution for `|a| = sqrt(3)`

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The correct Answer is:
B
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