
Identifying Functions Through Various Representations

Interactive Video
•
Mathematics
•
6th - 8th Grade
•
Medium
Standards-aligned

Olivia Brooks
Used 2+ times
FREE Resource
Standards-aligned
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What defines a function in terms of input and output?
Each input can have multiple outputs
There are no restrictions on inputs and outputs
Each input has exactly one output
Each output can have multiple inputs
Tags
CCSS.8.F.A.1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the vertical line test determine?
If a graph represents a non-linear function
If a graph represents a function based on intersections
If a graph represents a function based on x-values
If a graph represents a continuous function
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is a relation with repeating x-values not considered a function?
Because it cannot be graphed
Because it is not a mathematical relation
Because each input does not have a unique output
Because it fails the vertical line test
Tags
CCSS.8.F.A.1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What outcome in the vertical line test indicates that a graph is not a function?
The line intersects the graph at multiple points
The line runs parallel to the graph
The line intersects the graph at exactly one point
The line does not touch the graph
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a graph, what does an open circle indicate?
The point is included in the function
The point is not included in the function
The function is discontinuous at that point
The function has an undefined slope at that point
Tags
CCSS.HSF-IF.C.7B
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does a closed circle on a graph affect the vertical line test?
It makes the graph linear
It indicates the point is included, potentially failing the test
It has no effect on the vertical line test
It indicates the graph is always a function
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a mapping need to show to be considered a function?
No inputs are connected to outputs
Each input is connected to exactly one output
Each output is connected to exactly one input
Each input is paired with at least two outputs
Tags
CCSS.8.F.A.1
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