Matrix Operations

Find the value of  $M_{23}$  .

 

• 2

• 3

• 5

• 6

How many elements are in a 3 x 4 matrix?

• 3

• 4

• 12

• Not possible.

What are the individual numbers in a matrix called?

• cells

• elements

• items

• dimensions

What are the dimensions the S?

• 2

• 6

• 2 x 3

• 3 x 2

What element is in M₄₂?

• 8

• x-3y

• 2x+y

• 4

What is the first row of Q + P?

• 
• 
• 
• 

Find what z equals.

• -6

• -5

• -3

• 2

Find what m = ?

• -3

• 0

• 4

• 6

Perform the indicated matrix operation.

• 
• 
• 
• Not possible.

Perform the indicated matrix operation.

• 
• 
• 
• Not possible.