Review of Matrices

Find the determinant of the matrix

• A

• B

• C

• D

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

(a)  

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

(a)  

Multiply

• 20     15    -10
  30     -5         0

• -20      15     -10
  30     -5          0

• 1        8       3
  11     4        5

• 20     -15     10
  -30         5        0  

Tags

CCSS.HSN.VM.C.7

Find the product of the two matrices.

• 17   12
  25   18

• 8   9
  12   6

• 6   6
  7   5

• 12   10
  10   12

Tags

CCSS.HSN.VM.C.8

• -5

• 5

• 0

• 2

Tags

CCSS.HSN.VM.C.8

• 
• 
• 
• 

Tags

CCSS.HSN.VM.C.6

• A
• B
• C
• D

Tags

CCSS.HSN.VM.C.8

What is the determinant of matrix A?

• 0

• -16

• 16

• undefined

Find the inverse of the matrix, if it exists.

• singular, no inverse

• 
• 
• 

Tags

CCSS.HSA.REI.C.9