The value of the determinant \[\left| \,\begin{matrix} -1 & 1 & 1 \\ 1 & -1 & 1 \\ 1 & 1 & -1 \\ \end{matrix}\, \right|\]is equal to [Roorkee 1992]

The value of the determinant \[\left| \,\begin{matrix} -1 & 1 & 1

1.	The value of the determinant \[\left\| \,\begin{matrix} -1 & 1 & 1 \\ 1 & -1 & 1 \\ 1 & 1 & -1 \\ \end{matrix}\, \right\|\]is equal to [Roorkee 1992]
A.	-4
B.	0
C.	1
D.	4
Answer» E.

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The value of the determinant \[\left| \,\begin{matrix} -1 & 1 & 1 \\ 1 & -1 & 1 \\ 1 & 1 & -1 \\ \end{matrix}\, \right|\]is equal to [Roorkee 1992]

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