\[\left| \,\begin{matrix} x & 4 & y+z \\ y & 4 & z+x \\ z & 4 & x+y \\ \end{matrix}\, \right|=\] [Karnataka CET 1991]

\[\left| \,\begin{matrix} x & 4 & y+z \\ y & 4 & z+x \\

1.	\[\left\| \,\begin{matrix} x & 4 & y+z \\ y & 4 & z+x \\ z & 4 & x+y \\ \end{matrix}\, \right\|=\] [Karnataka CET 1991]
A.	4
B.	\[x+y+z\]
C.	xyz
D.	0
Answer» E.

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\[\left| \,\begin{matrix} x & 4 & y+z \\ y & 4 & z+x \\ z & 4 & x+y \\ \end{matrix}\, \right|=\] [Karnataka CET 1991]

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