If \[A=\left[ \begin{matrix} 1 & 0 & 1 \\ 0 & 1 & 1 \\ 1 & 0 & 0 \\ \end{matrix} \right]\], then A is [MP PET 1991]

If \[A=\left[ \begin{matrix} 1 & 0 & 1 \\ 0 & 1 & 1 \\ �

1.	If \[A=\left[ \begin{matrix} 1 & 0 & 1 \\ 0 & 1 & 1 \\ 1 & 0 & 0 \\ \end{matrix} \right]\], then A is [MP PET 1991]
A.	Symmetric
B.	Skew-symmetric
C.	Non-singular
D.	Singular
Answer» D. Singular

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If \[A=\left[ \begin{matrix} 1 & 0 & 1 \\ 0 & 1 & 1 \\ 1 & 0 & 0 \\ \end{matrix} \right]\], then A is [MP PET 1991]

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