\[\left| \,\begin{matrix} 5 & 3 & -1 \\ -7 & x & -3 \\ 9 & 6 & -2 \\ \end{matrix}\, \right|=0\], then x is equal to [Pb. CET 2002]

\[\left| \,\begin{matrix} 5 & 3 & -1 \\ -7 & x & -3 \\ �

1.	\[\left\| \,\begin{matrix} 5 & 3 & -1 \\ -7 & x & -3 \\ 9 & 6 & -2 \\ \end{matrix}\, \right\|=0\], then x is equal to [Pb. CET 2002]
A.	3
B.	5
C.	7
D.	9
Answer» E.

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\[\left| \,\begin{matrix} 5 & 3 & -1 \\ -7 & x & -3 \\ 9 & 6 & -2 \\ \end{matrix}\, \right|=0\], then x is equal to [Pb. CET 2002]

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