Factors of
\( \Delta=\left|\begin{array}{ccc}x^{3} & y^{3} & z^{3} ...
Factors of
\( \Delta=\left|\begin{array}{ccc}x^{3} & y^{3} & z^{3} \\ y z & z x & x y \\ 1 & 1 & 1\end{array}\right| \) are
(a) \( y-z \)
(b) \( z-x \)
(c) \( x-y \)
(d) \( x^{2}+y^{2}+z^{2}+y z+z x+x y \)
\( \mathrm{P} \)
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