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12th Class Mathematics Sample Paper Maths Olympiad Model Paper-9

  • question_answer
    The system of equations
    \[\lambda x+y+z=0\]
    \[-x+\lambda y+z=0\]
    \[-x-y+\lambda z=0\]
    will have a non-trivial solution if real values of \[\lambda \] are

    A)  0, 1                             

    B)  \[0,-1\]

    C)  0, 2                             

    D)  0

    E)  None of these

    Correct Answer: D

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