Math 7 1st Quarter

What is a set?

• A collection of objects

• A collection of well defined objects

• A collection of distinct objects

• A collection of non-distinct objects

What is a well defined set?

• It's opinion based

• Elements can be clearly determined

• There's ambiguity

• No question about what elements should be included

What symbol does this denote?

• Element of

• Not an element of

• Cardinality of

• Subset of

What symbol is this?

• Empty set

• Nul Set

• Void set

• No elements set

How many methods do we have to describe a set?

• 1

• 2

• 3

• 4

What is the cardinality of a set containing all the elements in the english alphabet?

• 25

• 26

• 27

• 28

How many subsets does a set have with 7 elements?

• 32

• 64

• 128

• 256

What symbol does this denote?

• element of

• Not an element of

• Subset of

• Cardinality of

What is this?

• Union

• Intersection

• Set Difference

• Complement

What is this?

• Union

• Intersection

• Set Difference

• Complement