Is the following a function?
Identifying Functions

Quiz
•
Mathematics
•
9th Grade
•
Hard
Anthony Clark
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Yes, this is a function.
No, it's not a function.
Can't be determined with this information.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is the following graph a function?
Yes, because the x never repeats.
Yes, because they are individual dots.
No, because the x repeats.
No, because it is not a line.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The following is not a function because...
There are two values that equal 2.
x = 10 and x = 40 has two values each.
In the f(x) column, the 5 repeats.
This table is actually a function.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is the following graph a function?
Yes it is a function.
No, it is not a function.
There is not enough information to answer this question.
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which graph is NOT a function?
Graph 1
Graph 2
Graph 3
Graph 4
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the definition of function?
Has inputs and outputs
Every input has only ONE output
Inputs have different outputs every time
x-values and y-values
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How do you determine if a relation is a function?
The vertical line test crosses more than one point on the graph.
The same y-values are mapped from the same x-values.
The vertical line test crosses only one point on the graph.
Each input is related to more than one output.
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