Question

The matrix $\begin{bmatrix} -2&1&0\\\3&4&1\\\\-4&\lambda&0 \end{bmatrix}$ is non-singular for $\lambda\ne$

• A. 2
• B. -2
• C. 4
• D. -4
• E. 0

Answer 1

Answer: (A)

2

Answer 2

The correct option is (A): 2