The number of real values of for which the system of linear equations array l 2 x+4 y…
Mathematics · JEE Main · NTA Exams — Matrices and Determinants
The number of real values of λ for which the system of linear equations
\(\begin{array}{l} 2 x+4 y-\lambda z=0 \\ 4 x+\lambda y+2 z=0 \\ \lambda x+2 y+2 z=0 \end{array}\)
has infinitely many solutions, is:
- 3
- 1
- 2
- 0
Answer
(C) 2
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