What does the symbol ∈ represent in set theory?

Exploring Set Notation

Quiz
•
Others
•
9th Grade
•
Hard

Mebre Miky
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The symbol ∈ represents membership in set theory.
The symbol ∈ denotes the complement of a set.
The symbol ∈ indicates the intersection of sets.
The symbol ∈ represents the union of sets.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If A = {1, 2, 3} and B = {2, 3, 4}, what is A ∩ B?
{1, 2, 3, 4}
{2, 3}
{2, 3, 4}
{1, 4}
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How would you denote the empty set?
∅
{}
null
[]
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the symbol ⊆ mean?
Intersection
Superset
Subset
Union
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If A = {x | x is an even number}, what is an example of an element in A?
7
5
3
2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the union of sets A and B denoted as?
A & B
A ∪ B
A + B
A - B
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If A = {1, 2, 3} and B = {3, 4, 5}, what is A ∪ B?
{1, 2, 3}
{3, 4}
{1, 2, 5}
{1, 2, 3, 4, 5}
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