Are You Having Fun(ction)?
Domain and Range
Function or Not
Independent and Dependent
Evaluating Functions
100
A word to describe the set of all y-values
Range
100
What is the domain of the following relation? {(5,-2),(-3,-2),(0,-2),(-2,-2)}
{-3,-2,0,5}
100
Is the following a function?
Yes
100
Independent Variables are the labels on the ______axis?
X-axis
100
Find f(3) if f(x) = 4x
13
200
A word to describe the set of all x-values
Domain
200
What is the range of the following relation?
{(5,-2),(-3,-2),(0,-2),(-2,-2)}
{-2}
200
Is the following relation a function? {-2,2),(0,1),(-2,3),(3,-1),(0,3)}
No
200
In the following function, which is the independent variable? (x or y?) y = 3x + 2
X
200
Find f(8) if f(x) = 2x + 9
25
300
A word to describe a relation from a set of inputs to a set of possible outputs where each input is related to exactly one output.
Function
300
What is the range of {(2,-5) (3,-6)(4,-7)}
{-5,-6,-7}
300
True or False: A function can have repeated y-values
True
300
In the following equation, what is the dependent variable? (P or s?) P = 4s
P
300
Find f(2) if f(x) = 7
7
400
This concept uses a single line to determine if a graph is a function
What is a Vertical Line Test?
400
What is the domain and range of {(2,3)(3,4)(4,5)(5,6)}
Domain: {2,3,4,5}
Range: {3,4,5,6}
400
Is the following a function?
Yes
400
A teacher wants to see if there is a relationship between her students' test scores and the amount of time they study. What is the independent variable?
The amount of time they study
400
Given f(x) = 2x and g(x) = x + 1, find f(x)*g(x) if x = 5
60
500
A type of function that is all in one piece, with no breaks or gaps.
Continuous
500
What is the range of the function below? y = 3x {Domain: 0,1,2,3,4)}
{0,3,6,9,12}
500
Is the following table a function?
No
500
A snow vendor collects data on the number of snow cones he sells per day and the daily temperatures. What is the dependent variable?
Number of snow cones
500
Given that f(x) = 3x + 4 and g(x) = -2x + 3, what is f(2) + g(5)?
3