Question

A=[4 -7 3 -2] find the determinant

Answer 1

13

Explanation:

`\text{determinant of A} =\begin{vmatrix}4&-7\\ 3&-2\end{vmatrix}`

`\text{determinant of A} =\left( 4* \left( -2\right) \right) -\left( 3* \left( -7\right) \right)`

`\text{determinant of A} =-8+21=13`