Quiz 2 (4.3 - 4.5) Operations w/ Matrices

What is the value of m?

(row one, column one of the matrix produced)

(a)  

Tags

CCSS.HSN.VM.C.7

What is the value of n?

(row two, column one of the matrix produced)

(a)  

Tags

CCSS.HSN.VM.C.7

What is the value of p?

(row one, column two of the matrix produced)

(a)  

Tags

CCSS.HSN.VM.C.7

What is the value of q?

(row two, column two of the matrix produced)

(a)  

Tags

CCSS.HSN.VM.C.7

Find A+B

• 8     10
  8      1 
• 12     25
  7     1
• 10     30
  0     1
• can't add two together because the rows dont match columns

Tags

CCSS.HSN.VM.C.8

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

Let Matrix C = 3A - 4B. What is the value of c₁₁ ?

(element in row one, column one)

(a)  

Let Matrix C = 3A - 4B. What is the value of c₁₂ ?

(element in row one, column two)

(a)  

Let Matrix C = 3A - 4B. What is the value of c₂₁ ?

(element in row two, column one)

(a)  

Let Matrix C = 3A - 4B. What is the value of c₂₂ ?

(element in row two, column two)

(a)