Multiplying Matrices: Practice 1

You can multiply a 2X3 matrix by which matrix?

• 2X2
• 2X12
• 3X12
• 2X3

Tags

CCSS.HSN.VM.C.8

You can multiply a 6X2 matrix by which matrix?

• 6X2
• 2X12
• 3X12
• 6x3

Tags

CCSS.HSN.VM.C.8

These matrices are being multiplied. Determine the dimension/size of the new matrix. 

• Can't multiply them
• 4  x  2
• 3  x  3
• 4  x  3

Tags

CCSS.HSN.VM.C.8

Given matrices A & B: 
A is a (4x33) matrix
B is a (33x1) matrix
 What are the dimensions of the product of A times B?

• 4x1
• 4x33
• 33x1
• Matrix does not exist

Tags

CCSS.HSN.VM.C.8

matrix A = 2 x 7,
matrix B = 7 x 2
 Determine which of the following operations exist.  

• A + B
• AB
• BA
• AB^t

Tags

CCSS.HSN.VM.C.8

CCSS.HSN.VM.C.9

Can you multiply a 3 x 4 matrix with a 4 x 2 matrix?

• Yes

• No

Tags

CCSS.HSN.VM.C.8

Can the operation be performed?

• Yes

• No

Tags

CCSS.HSN.VM.C.6

CCSS.HSN.VM.C.8

Can the operation be preformed?

• yes

• no

Tags

CCSS.HSN.VM.C.6

CCSS.HSN.VM.C.8

CCSS.HSN.VM.C.9

Can the operation be performed?

• Yes

• No

Tags

CCSS.HSN.VM.C.6

CCSS.HSN.VM.C.8

A 4 x 2 matrix Multiplied by a 2 x 5 matrix results in a

• 2 x 5 matrix

• 4 x 2 matrix

• 2 x 5 matrix

• 4 x 5 matrix

Tags

CCSS.HSN.VM.C.8

CCSS.HSN.VM.C.9