Determinants
Exercise 4.3.4
Using Cofactors of elements of the third column, evaluate: \[\Delta = \begin{vmatrix} 1 & x & yz \\ 1 & y & zx \\ 1 & z & xy \end{vmatrix}\]
Using Cofactors of elements of the third column, evaluate: \[\Delta = \begin{vmatrix} 1 & x & yz \\ 1 & y & zx \\ 1 & z & xy \end{vmatrix}\]