
Exploring Functions and Their Properties
Interactive Video
•
Mathematics
•
6th - 10th Grade
•
Practice Problem
•
Hard
Standards-aligned
Emma Peterson
FREE Resource
Standards-aligned
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is one of the key criteria for a relation to be considered a function?
X values must not repeat
The relation must be linear
Y values must be unique
The graph must be a straight line
Tags
CCSS.8.F.A.1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What test must a function pass to ensure it is valid?
Horizontal line test
Slope test
Point test
Vertical line test
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a mapping, what indicates that a relation is not a function?
X values are unique
X values repeat
Y values are unique
Y values repeat
Tags
CCSS.8.F.A.1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the given example, why is the mapping with 2 going to both 10 and 20 not a function?
Because 10 and 20 are not unique
Because 10 and 20 are too large
Because 2 is repeating
Because 2 is not a valid input
Tags
CCSS.8.F.A.1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is the mapping with 1 going to 5, 2 going to 10, 3 going to 20, and 4 going to 15 considered a function?
Because the mapping is linear
Because the Y values are multiples of X
Because all Y values are different
Because all X values are different
Tags
CCSS.8.F.A.1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example with numbers 3, 4, 5, 6 mapping to 10, 10, 10, 10, why is this considered a function?
Because Y values are the same
Because X values do not repeat
Because the mapping is linear
Because the Y values are multiples of X
Tags
CCSS.8.F.A.1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example with numbers 4, 4, 8, 12 mapping to 10, 11, 12, 13, why is this not considered a function?
Because X values repeat
Because the Y values are not multiples of X
Because Y values are different
Because the mapping is not linear
Tags
CCSS.8.F.A.1
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