Representing Sets
Symbols
True or False
Extras
100

The symbol used to represent a set. Capital or Common letters

What is a capital letter?

100

The symbol to indicate an object is an element of a set.

{} or Ø 

100
The empty set is a subset of every set.
What is true?
100
True or False: Equal sets are also equivalent sets.
What is true? (same number of elements)
200
This method of designating sets: {a, b, c, e, k}
What is the roster method?
200

A= {chair, table, desk, blackboard}

B= {desk, blackboard, table, chair}    Are equal sets?

What is True?

200
The symbol used to denote the natural numbers.
What is N.
300

Write the set of days of the week in roster form.

What is D = {days of the week}

300

Two sets that have the same elements.

What is equal sets?

300
Equivalent sets have the same elements.
What is false. (came number of elements or cardinality.)
400
Name the set which can be written as { } and give its other symbol.
What is the empty set.
400
The capital letter U denotes this relationship between sets.
What is a union of sets?
400

AUB = A∩B

What is False?

400

A set with no element.

What is a null set?

500

Describe the following set {Tuesday, Thursday}

Days of the week that begin with the letter T

500
The symbols used to denote the complement of the union of set A and Set B.
What is (A U B ) '
500

All equal sets are equivalent but not all equivalent sets are equal. 

What is true? 

500
List the subsets of D = { c, a, t}
What is { }, {c}, {a}, {t}, {c,a}, {a, t}, {c, t}, {c, a, t}?
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