\[\left| \,\begin{matrix} {{a}^{2}}+{{x}^{2}} & ab & ca \\ ab & {{b}^{2}}+{{x}^{2}} & bc \\ ca & bc & {{c}^{2}}+{{x}^{2}} \\ \end{matrix}\, \right|\] is divisor of [RPET 2000]

\[\left| \,\begin{matrix} {{a}^{2}}+{{x}^{2}} & ab & ca \\

1.	\[\left\| \,\begin{matrix} {{a}^{2}}+{{x}^{2}} & ab & ca \\ ab & {{b}^{2}}+{{x}^{2}} & bc \\ ca & bc & {{c}^{2}}+{{x}^{2}} \\ \end{matrix}\, \right\|\] is divisor of [RPET 2000]
A.	\[{{a}^{2}}\]
B.	\[{{b}^{2}}\]
C.	\[{{c}^{2}}\]
D.	\[{{x}^{2}}\]
Answer» E.

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\[\left| \,\begin{matrix} {{a}^{2}}+{{x}^{2}} & ab & ca \\ ab & {{b}^{2}}+{{x}^{2}} & bc \\ ca & bc & {{c}^{2}}+{{x}^{2}} \\ \end{matrix}\, \right|\] is divisor of [RPET 2000]

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