Matrix Algebra

Simplify

• D

• B

• C

• A

What is the name of each entry of a matrix?

• Row
• Element
• Dimension
• Rectangle

How many columns are in a 5 x 4 matrix?

• 5
• 4
• 20
• 9

Tags

CCSS.HSN.VM.C.6

Element G₂₂ is

• 1

• 2

• 3

• 4

Tags

CCSS.HSA.REI.C.8

If the matrices can be multiplied, what are the dimensions of the product?

• Matrix multiplication is not possible.

• 3 x 1

• 1 x 2

• 3 x 2

Tags

CCSS.HSN.VM.C.8

Simplify

• C

• D

• A

• B

What are the dimensions of the following matrix?

• 2X4

• 4X2

• 4X3

• 3X4

How many rows are in a 7 x 3 matrix?

• 7
• 3
• 21
• 10

Tags

CCSS.3.OA.A.3

What is the value of element a₂₃?

• 2
• -1
• 6
• 1

Tags

CCSS.HSA.REI.C.8

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