Matrices and Determinants

• 3 only

• -3 only

• 3 or -3

• 6 or -6

• 3

• 3 or 6

• 3 or 3/2

• -3, 3/2

• 2

• -1/2

• 1

• 1/2

• nA

• 2nA

What is the determinant of this matrix?

• -2

• 2

• 10

• 24

Find the inverse of the matrix.

• 
• 
• 
• No Inverse Exists

If A and B are invertible matrix then (AB)^-1 =

• A^-1B^-1

• AB

• B^-1A^-1

• none of these

Calculate the determinant

• 0

• -15

• -70

• 10

Find the determinant of the matrix

• A

• B

• C

• D