Intro to Matrices

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

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

Tags

CCSS.HSN.VM.C.6

CCSS.HSN.VM.C.8

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.6

CCSS.HSN.VM.C.8

• w= -5 ; x= -3 ; z= 5 ; y=5

• w= 1 ; x =3 ; z= 7; y = 5

• w= 5 ; x= 3 ; z= 5 ; y=5

• w= -5 ; x= 3 ; z= 5 ; y=5

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.C.6

How many columns are in a 5 x 4 matrix?

• 5

• 4

• 20

• 9

Tags

CCSS.3.OA.A.3

What are the dimensions of matrix B?

• 2 x 3

• 3 x 2

• -8 x 10

• 3 x 3

Tags

CCSS.HSN.VM.C.6

CCSS.HSN.VM.C.8

Using matrix A find the element  $a_{2,3}$  

• 8

• 6

• -5

• 5

Tags

CCSS.HSN.VM.C.6