
Understanding Functions and Inverses

Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Hard

Lucas Foster
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to understand functions and relations before studying inverse functions?
Because inverse functions are a type of relation.
Because they are unrelated topics.
Because functions and relations are simpler concepts.
Because inverse functions are not used in mathematics.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a relation in mathematical terms?
A set of unrelated numbers.
A pair of numbers that are independent.
A connection between two quantities that can be expressed mathematically.
A single number with no connection to others.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is an example of a relation?
A random number.
A single point on a graph.
The mass of an object and its size.
A single temperature reading.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What distinguishes a function from a general relation?
It cannot be expressed mathematically.
Each input has only one output.
Each input can have multiple outputs.
There are no inputs or outputs.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In Cartesian terms, what does it mean for a function to have each input with only one output?
Each x has multiple y values.
Each y has multiple x values.
Each y has no x values.
Each x has only one y value.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the vertical line test used for?
To measure the distance between points.
To find the slope of a line.
To check if a relation is a function.
To determine if a graph is a circle.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when you swap inputs and outputs in a function?
The function becomes a relation.
The function remains unchanged.
You get the inverse of the function.
You get a new function.
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