Matrix Review

Add

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

Tags

CCSS.3.NBT.A.2

Subtract

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

Tags

CCSS.HSN.VM.A.2

CCSS.HSN.VM.B.4

CCSS.HSN.VM.C.8

Multiply

• 25
  25
  5
• -25
  25
  -5
• -10
  -10
  -6
• 10
  10
  6

Tags

CCSS.HSN.VM.C.8

Calculate the determinant

• 0
• none
• -32
• -8

When a 3x6 matrix is multiplied by a 6x5 matrix, what will the dimensions of the product be?

• 6x6
• 3x6
• 3x5
• 5x6

Tags

CCSS.HSN.VM.C.8

Find the product.

• undefined
• -3   16
  17   12
  8   -10
• 3   12 
  -15  -8
  -1   -3

Order of Matrix A=

• 3x2
• 2x3
• 6
• 2x2

What is a Matrix?

• An equation of over 5 numbers or symbols 
• A set of numbers in rows and columns
• A method of finding the n^th value of a series
• A complicated number system

Tags

CCSS.HSN.VM.C.6

CCSS.HSN.VM.C.8

What is the total population after 16 months? round to the whole mammal.

• 55

• 143

• 170

• 449

Tags

CCSS.7.EE.B.3

CCSS.7.EE.B.4

CCSS.7.NS.A.1

CCSS.7.NS.A.2

CCSS.7.NS.A.3

The Super X sells three kinds of sandwiches – Super X Original, Italian Special, and Barbecue Beef. The Super X clerk observed what people purchased depended on what they had ordered on the previous visit. He conducted a survey and found that of the students who ordered the Original on their last visit, 20% ordered it again the next time, whereas 25% switched to Italian and 55% switched to Barbecue Beef. Of the students who ordered the Italian sandwich the last time, 35% did so again the next time, but 45% switched to the Original and 20% switched to the Barbecue Beef. Of the students who got the Barbecue Beef the last time, 55% ordered it the next time, 20% switched to the Original, and 25% switched to Italian. Write a transition matrix

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