Matrix Multiplication

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 )

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 )

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

You can multiply a 2X3 matrix by which matrix?

• 2X2

• 2X12

• 3X12

• 2X3

find: B*A

• 47     30
  9     5

• 17     15
  42     35

• 10     25
  7     1

• not possible because rows do not match columns

Perform the operation if possible.

• A

• B

• C

• D

Perform the operation if possible.

• A

• B

• C

• D

Perform the operation if possible.

• A

• B

• C

• D

Perform the operation if possible.

• A

• B

• C

• D

Perform the operation if possible.

• A

• B

• C

• D