Matrices

1
Matrices
Thinking Music
FINAL I
Intro Music
2
Determinant for 100
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3
Determinant for 200
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4
Determinant for 300

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5
Determinant for 400

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6
Determinant for 500
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7
Multiply for 100

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8
Multiply for 200
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9
Multiply for 300

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10
Multiply for 400
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11
Multiply for 500

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12
Solve for 100
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13
Add for 200

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14
Add for 300

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15
Solve for 400
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16
Solve for 500
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17
Inverse for 100
Find the inverse

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18
Use Cramers Rule for 200

• 5x 7y 2
• -8x 3y 1

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19
Use Cramers Rule for 300

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20
Use an Inverse for 400Solve.
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21
Use Cramers Rule for 500
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22
Miscellaneous for 100

• If you multiply a 2x2 matrix A times its inverse
  A-1, what is the result?

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23
Miscellaneous for 200
The Daily Bubble
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24
Miscellaneous for 300

• The Greatest Mathematician of All Time

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25
Miscellaneous for 400

• Find the area of the triangle with vertices at
• (3,6) (-2,5) (9,-4)

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26
Miscellaneous for 500
What year was the first graduating class from
this building?
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27
Word Problems for 100

• SOLVE.
• A bag and box together cost 28. Two bags and
  four boxes together cost 76. How much does a box
  cost?

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28
Word Problems for 200
Write a system.DO NOT SOLVE. Student tickets for
the play cost 5 and adults tickets cost 10.
Saturday they sold 500 tickets for 3625. How
many student tickets were sold?

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29
Word Problems for 300SOLVE.

• A jar contains 40 coins in dimes and nickels. If
  there is 4.25 in the jar, how many nickels are
  there?

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30
Word Problems for 400

• The
• Daily
• Trouble

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31
Word Problems for 500

• A train traveling east is going 30 mph. A
  westbound train is going 40 mph. If they both
  begin at the same time 210 miles apart, how long
  does it take them to meet? (This is not a system
  or matrix problem.)

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32
FINAL JEOPARDY I
Thinking Music
Solve for x and y.
Final II
33
FINAL JEOPARDY II
Thinking Music
I have two coins in my pocket worth a total of
.35 One of them is not a quarter. What are the
two coins?
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