1 1 1 Use the co-factor expansion method to compute the determinant det(A) when A = 0 -2 0 -1 3 -4

The determinant of a 22 matrix involves two products. The determinant of a 33 matrix involves six triple products. Show that the determinant of a 44 matrix involves 24 quadruple products.

Solve using Cramer’s rule. 415. Evaluate the determinant by expanding by minors: |322214103|

Explain how to decide which row or column you will use to expand a 33 determinant.

For the following exercises, find the determinant. 21. |511231363|

Explain how to find the determinant of a 22 matrix.