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The system of linear equations x+y+z=2...

The system of linear equations
`x+y+z=2`
`2x+y-z=3`
`3x+2y+kz=4` has a unique solution if

A

`k ne0`

B

`-1 lt k lt 1`

C

`-2 lt k lt 2`

D

k=0

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The correct Answer is:
A
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MCGROW HILL PUBLICATION-MATRICES-EXERCISE ( LEVEL -1) (Single Correct Answer Type Questions)
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