Basic Matrix Operations

How many columns are in a 5 x 4 matrix?

• 5
• 4
• 20
• 9

How many rows are in a 7 x 3 matrix?

• 7
• 3
• 21
• 10

What must be true in order to ADD two matrices?

• They must be square.
• The dimensions must be equal.
• The determinant can't equal 0.
• The column of the 1st must equal the row of the 2nd.

Tags

CCSS.HSN.VM.C.8

Add.

• No Sum Exists

• 
• 
• 

Tags

CCSS.HSN.VM.C.8

Subtract

• 3    -8
  0   -1
• 3   -4
  8  -13
• -3   8
  0    1
• 3   -8
  -8    1

Tags

CCSS.HSN.VM.C.8

What do w, x, y and z equal in this matrix subtraction?

• w = 13, x = 4, y = 7, z = 23
• w = 13, x = -4, y = 11, z = 23
• w = 13, x = 4, y = 11, z = 23
• w = 13, x = 4, y = 11, z = 17

Which of the following phrases indicates subtraction?

• product

• difference

• sum

• quotient

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Which of the following phrases indicates addition?

• product

• difference

• sum

• quotient

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Which of the following phrases indicates multiplication?

• product

• difference

• sum

• quotient

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Which of the following phrases indicates division?

• product

• difference

• sum

• quotient

Tags

CCSS.3.OA.A.2