Understanding Functions in Mathematics

Quiz
•
Mathematics
•
8th Grade
•
Hard
+3
Standards-aligned
Limuel Agustin
Used 6+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is a relation in mathematics?
A set of ordered pairs
Only a collection of x-values
A mathematical equation
A single point on a graph
Tags
CCSS.8.F.A.1
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which of the following best describes a function?
A relation where each input has multiple outputs
A relation where each input has exactly one output
A collection of random numbers
Any relation between two variables
Tags
CCSS.8.F.A.1
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
In the ordered pair (3,7), what is the input value?
7
Both numbers together
3
Neither number
Tags
CCSS.8.F.A.1
CCSS.HSF.IF.A.1
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which notation correctly represents a function?
y→x
x=y
f(y)=x
f(x)=y
Tags
CCSS.8.F.A.1
CCSS.HSF.IF.A.1
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is the domain of a function?
All possible output values
The relationship between x and y
All possible input values
The graph of the function
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The vertical line test determines if:
A relation is linear
The graph has a y-intercept
The relation is a function
The function is decreasing
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
In the function f(x)=2x+1, what is f(3)?
5
7
4
6
Tags
CCSS.HSF.IF.A.2
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