MathAlgebraLinear algebraMatrices

Calculating matrix determinant

Minors of exact element

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Consider a matrix $\begin{pmatrix} 3 & 4 & 1 \\ -1 & 2 & 5 \\ 6 & 0 & 7 \end{pmatrix}$ . What is the minor of the element $2$ equal to (delete 2nd row and 2nd column)?

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