# Find the Determinant [[9,-6,3],[0,8,4],[0,0,-8]]

Set up the determinant by breaking it into smaller components.
The determinant of is .
The determinant of a matrix can be found using the formula .
Simplify the determinant.
Simplify each term.
Multiply by .
Multiply by .
Simplify the expression.
Multiply by .
Since the matrix is multiplied by , the determinant is .
Since the matrix is multiplied by , the determinant is .