What is a function in mathematics?
Function or Not a Function

Flashcard
•
Mathematics
•
8th - 9th Grade
•
Hard
Quizizz Content
FREE Resource
Student preview

15 questions
Show all answers
1.
FLASHCARD QUESTION
Front
Back
A function is a relation that assigns exactly one output (y-value) for each input (x-value).
2.
FLASHCARD QUESTION
Front
How can you determine if a graph represents a function?
Back
A graph represents a function if any vertical line drawn through the graph intersects it at most once (Vertical Line Test).
3.
FLASHCARD QUESTION
Front
What is the Vertical Line Test?
Back
The Vertical Line Test is a method to determine if a graph is a function by checking if any vertical line crosses the graph more than once.
4.
FLASHCARD QUESTION
Front
What does it mean for a relation to not be a function?
Back
A relation is not a function if at least one input (x-value) is associated with more than one output (y-value).
5.
FLASHCARD QUESTION
Front
Given the set of ordered pairs {(1,5),(1,7),(3,9),(4,11)}, is this a function?
Back
No, it is not a function because the input '1' is associated with two different outputs (5 and 7).
6.
FLASHCARD QUESTION
Front
What is an example of a function?
Back
An example of a function is the relation {(2,3), (3,4), (4,5)}, where each input has a unique output.
7.
FLASHCARD QUESTION
Front
What is an example of a relation that is not a function?
Back
An example of a relation that is not a function is {(1,2), (1,3)}, where the input '1' has two different outputs.
Create a free account and access millions of resources
Similar Resources on Quizizz
15 questions
#3.3 Function Notation

Flashcard
•
8th - 9th Grade
14 questions
Function Notation

Flashcard
•
9th Grade
15 questions
Is it a Function?

Flashcard
•
8th - 9th Grade
10 questions
Function or Not

Flashcard
•
8th Grade
10 questions
Function or Not?

Flashcard
•
8th Grade
10 questions
Function or Not

Flashcard
•
8th Grade
15 questions
Function or Not?

Flashcard
•
8th - 9th Grade
12 questions
Function Or Not

Flashcard
•
8th Grade
Popular Resources on Quizizz
15 questions
Multiplication Facts

Quiz
•
4th Grade
25 questions
SS Combined Advisory Quiz

Quiz
•
6th - 8th Grade
40 questions
Week 4 Student In Class Practice Set

Quiz
•
9th - 12th Grade
40 questions
SOL: ILE DNA Tech, Gen, Evol 2025

Quiz
•
9th - 12th Grade
20 questions
NC Universities (R2H)

Quiz
•
9th - 12th Grade
15 questions
June Review Quiz

Quiz
•
Professional Development
20 questions
Congruent and Similar Triangles

Quiz
•
8th Grade
25 questions
Triangle Inequalities

Quiz
•
10th - 12th Grade
Discover more resources for Mathematics
40 questions
Week 4 Student In Class Practice Set

Quiz
•
9th - 12th Grade
20 questions
Congruent and Similar Triangles

Quiz
•
8th Grade
14 questions
Exterior and Interior angles of Polygons

Quiz
•
8th Grade
10 questions
Exponential Growth and Decay Word Problems

Quiz
•
9th Grade
45 questions
Week 3.5 Review: Set 1

Quiz
•
9th - 12th Grade
17 questions
High School Survival Guide

Lesson
•
9th - 12th Grade
20 questions
Lesson: Slope and Y-intercept from a graph

Quiz
•
8th Grade
15 questions
Factoring Quadratics

Quiz
•
9th Grade