Intro to matrices

What is the dimension (order) of the matrix shown?

• ( 2 x 2 )

• ( 1 x 2 )

• ( 2 x 1 )

• ( 2 x 4 )

Perform the operation if possible.

• A

• B

• C

• D

Tags

CCSS.HSN.VM.C.8

Perform the operation if possible.

• A

• B

• C

• D

Tags

CCSS.HSN.VM.C.8

Perform the operation if possible.

• A

• B

• C

• D

Tags

CCSS.HSN.VM.C.7

Perform the operations if possible.

• A

• B

• C

• D

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

What is the name of each entry of a matrix?

• Row
• Element
• Dimension
• Rectangle

What is a Matrix?

• An equation of over 5 numbers or symbols 
• A rectangular arrangement of numbers
• A method of finding the n^th value of a series
• A complicated number system

What is the entry at r₃₁?

• 3

• 1

• 4

• 7

Which sums can NOT be made from the following matrices ?

• A+A

• A+C

• B+D

• C+C

Tags

CCSS.HSN.VM.C.8