Add/Subtract Matrices

Add

• 11    8
  -4     2
• 3     2
  -6    -6
• -3    2
  -4    -6
• 10    8
  -6    2

Find A-B

• -3     1
  7     -1
• 1     0
  1     -4
• -4       0
  6     -1
• not possible because rows do not match columns

Find B-A

• -3     1
  7     -1
• 1     0
  1     -4
• -4       0
  6     -1
• not possible because rows do not match columns

Subtract

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

A+B=?

• 
• 
• 
• 
• You can't add them because they don't have the same dimensions.

C+B=?

• 
• 
• 
• You can't add them because they don't have the same dimensions.

E-F=?

• 
• 
• 
• You can't subtract them because they don't have the same dimensions.

Tags

CCSS.HSN.VM.C.8