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

question 59

Multiple Choice

Find the cofactor of the indicated element.
- $\mathrm { a } _ { 13 }$
$\left| \begin{array} { r r r } - 2 & - 1 & 0 \\ 2 & 1 & 2 \\ 5 & 3 & 1 \end{array} \right|$

• A) 1
• B) \(- 8\)
• C) \(- 5\)
• D) \(- 1\)

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