Matrices Review

Add the matrices together and select the correct answer.

• -1 -8

  -6 -3

  11 -7

• -1 0

  6 -3

  11 -7

• 5 8

  10 3

  11 9

• no solution

Tags

CCSS.HSN.VM.C.8

Add the matrices together and select the correct answer.

• 7 4 1

  0 -2 -8

• 13 10

  5 -3

• 7 4

  0 -2

  -10 -1

• no answer

Tags

CCSS.HSN.VM.C.8

Subtract the matrices and select the correct answer.

• -1 0

  6 -3

  11 -7

• 5 -8

  10 -3

  -11 7

• 5 0

  6 -3

  -11 7

• -1 0

  10 3

  -11 7

Tags

CCSS.HSN.VM.C.8

What are the dimensions of this matrix?

• 2 x 3
• 3 x 2
• 6 x 1
• 1 x 6

Tags

CCSS.HSN.VM.C.6

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

What is the value of element M_3,4?
(Think about what is in the 3rd row and 4th column)

• 34
• 42
• 37
• π

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

Given these matrices find B - A

• 
• 
• 
• 

Tags

CCSS.HSN.VM.C.8

These matrices are being multiplied. Determine the dimension/size of the new matrix. 

• Can't multiply them
• 4  x  2
• 3  x  3
• 4  x  3

Tags

CCSS.HSN.VM.C.8

In Matrix R (pictured) what element is a₂₃?

• 8
• 9.01
• 6
• 1

Tags

CCSS.HSN.VM.C.6