Properties
Matrices
PEMDAS
Grab Bag
100

Give an example of the commutative property

3 +2 = 2 + 3

100

To add matrices, they have to have the same ______ 

dimensions

100

2 + 3(4)

14

100

What 2 colors are on the Canadian flag?

White and Red

200

Which property? 5 + (-5) = 0

Inverse

200

Name the dimensions:

[3  4   -1]

1 x 3

200

23 - 7(1)

1

200

What year did WWI start?

1914

300

Which property? 3(2x5) = (3x2)(5)

Associative

300

Multiply:

2[4   -1]

[8   -2]

300

2(-2)+ 3(1 - 2)

5

300

In what month did Titanic sink?

April (15, 1912)

400

1 is called the multiplicative ________

identity

400
Name a14

[4   2   0   9]

​​​

9

400

2[3 - 4(22 + 1)]

-34

400

What is the first element on the periodic table? (Hint: it's one of the elements that makes up water)

Hydrogen

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