Determinants of Matrices

Find the determinant of matrix B.

 

(a)  

Given the matrix, find the determinant.

(a)  

Find the determinant of the matrix and determine of the matrix is invertible.

• det = -14, inverse exists

• det = 0, no inverse exists

• det = 166, inverse exists

• det = 14, inverse exists

Find the value of x that makes the equation true.

• x = 7

• x = -11/3

• x = 19

• x = -7

Evaluate the determinant of the matrix.

Evaluate the determinant of the matrix.

Find the determinant of the given matrix?

• 5

• -5

• 0

• -75

• 1

• 2

• 3

• 0

What is the determinant of this matrix?

• -2

• 2

• 10

• 24

Evaluate the determinant. Type the answer in the space given. (Type the number ONLY.)

(a)