← GATE CSE 2024 Set 1

Q2

MCQ1 mark, −0.33

The product of all eigenvalues of the matrix $\left[\begin{array}{lll}1 & 2 & 3 \\ 4 & 5 & 6 \\ 7 & 8 & 9\end{array}\right]$ is

(A)

$-1$

(B)

$0$

(C)

$1$

(D)

$2$

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