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23-01-2024
Mathematics

contestada

The number of real values of λ for which the system of linear equations
2x + 4y − λz=0,
4x + λy + 2z=0,
λx + 2y + 2z=0
has infinitely many solutions, is:
(A) 0
(B) 1
(C) 2
(D) 3

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