Adding Matrices

Given these matrices find A + B

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Tags

CCSS.HSN.VM.C.8

What is the value of the variable in the equation?

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Determine if you are finding the sum of an identity or opposite matrix then solve.

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Tags

CCSS.HSN.VM.C.8

Determine if you are finding the sum of an identity or opposite matrix then solve.

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• 
• 
• 

Tags

CCSS.HSN.VM.C.8

Find A + B

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• 
• 
• 

Tags

CCSS.HSN.VM.C.8

• a
• b
• c
• d

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

• 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

Add

• 11    8
  -4     2

• 3     2
  -6    -6

• -3    2
  -4    -6

• 10    8
  -6    2

Tags

CCSS.HSN.VM.C.8

What must be true in order to ADD two matrices?

• They must be square.

• The dimensions must be equal.

• The determinant can't equal 0.

• The column of the 1st must equal the row of the 2nd.

Tags

CCSS.HSN.VM.C.8