Matrix Operations & Solving Systems

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

• 8
• 9.01
• 6
• 1

Tags

CCSS.HSN.VM.C.6

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

CCSS.HSN.VM.C.8

You can multiply a 2X3 matrix by which matrix?

• 2X2
• 2X12
• 3X12
• 2X3

Tags

CCSS.HSN.VM.C.8

What is the value of element a₂₃?

• 2
• -1
• 6
• 1

Tags

CCSS.HSA.REI.C.8

In Matrix R (pictured) what is the value of element R_3,2

• 8
• 9.01
• 6
• 1

What must be true in order to ADD two matrices?

• They must be square.

• Their dimensions must be equal.

• The number of columns of the 1st must equal the number of rows of the second.

• The number of rows of the 1st must equal the number of columns of the second.

Tags

CCSS.HSN.VM.C.8

Multiply if possible.

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• 
• 
• 

Tags

CCSS.HSN.VM.C.8

Multiply by hand. Show your work on your paper.

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• 

Tags

CCSS.HSN.VM.C.11

Multiply by hand. Show your work on your paper.

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• 

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