Matrices

What are the dimensions of this matrix?

• 2 x 3
• 3 x 2
• 6 x 1
• 1 x 6

What comes first in the order?

• Row
• Column

Find B-A

• -3     1
  7     -1
• 1     0
  1     -4
• -4       0
  6     -1
• not possible because rows do not match columns

find: B*A

• 47     30
  9     5
• 17     15
  42     35
• 10     25
  7     1
• not possible because rows do not match columns

Tags

CCSS.HSN.VM.C.8

Find the product.

• undefined
• -3   16
  17   12
  8   -10
• 3   12 
  -15  -8
  -1   -3

Tags

CCSS.HSN.VM.C.8

CCSS.HSN.VM.C.9

Find the determinant of the matrix

• A
• B
• C
• D

Tags

CCSS.HSN.VM.C.12

Find the determinant of the matrix

• A
• B
• C
• D

Find the inverse of the matrix

• A
• B
• C
• D

Tags

CCSS.HSA.REI.C.9

Determine whether the matrices are multiplicative inverses.

• Yes
• No
• Elevator
• Pi

Tags

CCSS.HSN.VM.C.8

CCSS.HSA.REI.C.9

CCSS.HSN.VM.C.9

Find the inverse of the matrix

• A
• B
• C
• D

Tags

CCSS.HSA.REI.C.9