1.

If x, y, z are complex numbers, and\[\Delta =\left| \begin{matrix}    0 & -y & -z  \\    {\bar{y}} & 0 & -x  \\    {\bar{z}} & {\bar{x}} & 0  \\ \end{matrix} \right|\] then \[\Delta \] is

A. Purely real
B. Purely imaginary
C. Complex
D. 0
Answer» C. Complex


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