PC: Matrix Multiplication Practice

If the matrices can be multiplied, what dimension is the product? If not, write undefined.

• ( 2 x 2 )

• ( 6 x 2)

• ( 2 x 6 ) )

• ( 3 x 2 )

Tags

CCSS.HSN.VM.C.8

If the matrices can be multiplied, what dimension is the product? If not, write undefined.

• undefined

• ( 3 x 1 )

• ( 1 x 2 )

• ( 3 x 2 )

Tags

CCSS.HSN.VM.C.11

If the matrices can be multiplied, what dimension is the product? If not, write undefined.

• ( 3 x 1 )

• ( 3 x 2 )

• ( 3 x 3 )

• undefined

Tags

CCSS.HSN.VM.C.11

You can multiply a 2X3 matrix by which matrix?

• 2X2
• 2X12
• 3X12
• 2X3

Tags

CCSS.HSN.VM.C.8

Matrix Multiplication is NOT defined for:

• SU
• UT
• SR
• TR

Tags

CCSS.HSN.VM.C.8

Perform the operation if possible.

• A

• B

• C

• D

Tags

CCSS.HSN.VM.C.8

• A

• B

• C

• D

• E

Tags

CCSS.HSN.VM.C.8

• A

• B

• C

• D

• E

Tags

CCSS.HSN.VM.C.8

• A

• B

• C

• D

• E

Tags

CCSS.HSN.VM.C.11

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