Matrices - Attributes & Basic Ops

What are the dimensions of this matrix?

• 2 x 3

• 3 x 2

• 6 x 1

• 1 x 6

Name the dimensions

• 3x1

• 1x3

• 3

• 1

In Matrix R (pictured) what element is in the second row, third column?

• 8

• 9.01

• 6

• 1

Find A-B

• -3     1
  7     -1

• 1     0
  1     -4

• -4       0
  6     -1

• not possible because rows do not match columns

Tags

CCSS.HSN.VM.C.8

Multiply

• 20     15    -10
  30     -5         0

• -20      15     -10
  30     -5          0

• 1        8       3
  11     4        5

• 20     -15     10
  -30         5        0  

Tags

CCSS.HSN.VM.C.7

• 
• 
• This Operation Cannot Be Performed

• 

• 
• 
• 
• 

Tags

CCSS.HSN.VM.C.6

Subtract

• 3    -8
  0   -1

• 3   -4
  8  -13

• -3   8
  0    1

• 3   -8
  -8    1

Tags

CCSS.HSN.VM.C.8

Can the operation be performed?

• Yes

• No

• Sometimes

• Why not tho?

Tags

CCSS.HSN.VM.C.8

What is the value of the variable in the equation?

• 
• 
• 
• 

Tags

CCSS.HSA.REI.C.9