Solved

Find the Cofactor of the Indicated Element $a _ { 13 }$

Question 50

Multiple Choice

Find the cofactor of the indicated element.
- $a _ { 13 }$
$\left| \begin{array} { r r r } - 2 & - 1 & 0 \\1 & 2 & 3 \\4 & 4 & 2\end{array} \right|$

A) $- 4$
B) $- 10$
C) 4
D) $- 8$

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