Quantities and Relationships of Functions

Quiz
•
Mathematics
•
9th Grade
•
Hard
+6
Standards-aligned
Anthony Clark
FREE Resource
13 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is NOT TRUE about inverse functions?
Inverse functions are reflections of each other over the line y = x.
You find the inverse by switching x and y in the equation.
The domain of a function always becomes the domain of its inverse.
The domain of a function always becomes the range of its inverse.
Tags
CCSS.HSF-BF.B.4C
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the rate of change
1
2
11
slopeNot a constant slope/Non-Linear
Tags
CCSS.HSF-LE.A.1B
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following are ways to find the rate of change?
change in y over change in x
rise over run
subtract y coordinates over subtract x coordinates
all of the above
Tags
CCSS.8.F.B.4
CCSS.HSF.IF.B.6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Use the graph to calculate the rate of change.
-1/3
-3
3
3/2
Tags
CCSS.8.F.B.4
CCSS.HSF.IF.B.6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which statement describes the rate of change of the line?
$20 each week
$30 each week
$25 each week
$70 each week
Tags
CCSS.8.F.B.4
CCSS.HSF.IF.B.6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In the following situation, state whether two variables are related in a way that might be described by a function. You run an electronic store and want to know how the quantity of TVs you sell depends on the price you charge per TV.
The situation cannot be described by a function.
The situation can be described by a function. There is a dependent variable, but no independent variable. The dependent variable is TVs sold.
The situation can be described by a function. The dependent variable is the TVs sold and the independent variable is the price.
The situation can be described by a function. The dependent variable is the price and the independent variable is the TVs.
Tags
CCSS.8.F.A.1
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the purpose of a function?
A function describes how inputs and outputs are affected by machines.
A function describes an operation, such as multiplication or division.
A function describes how one variable depends on another.
A function describes how a domain and a range interact with one another.
Tags
CCSS.8.F.A.1
CCSS.HSF.IF.A.1
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