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The set of the all values of lamda for w...

The set of the all values of `lamda` for which the system of linear equations
`2x_(1) - 2x_(2) + x_(3) = lamdax_(1)`
`2x_(1) - 3x_(2) + 2x_(3) = lamda x_(2)`
`-x_(1) + 2x_(2) = lamda x_(3)` has a non-trivial solution,

A

is an empty set

B

is a singleton

C

contains two elements

D

contains more than two elements

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The correct Answer is:
C
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