Relation or Function?
Evaluate Based on Graph A
Fill in the Blank
Evaluate Based on Graph B
Real World: Relation or Function?
100
What is a relation?
100
f(-5)
What is 0?
100
Function notation looks like this.
What is f(x)?
100
f(-2)
What is 3?
100
You put $1 in a vending machine and you will either get chips or a soda.
What is a relation?
200
What is a function?
200
f(9)
What is 4?
200
A function is a special type of __________.
What is a relation?
200
f(0)
What is -1?
200
Small sandwich: $4
Medium sandwich: $5
Large sandwich: $6
What is a function?
300
y=2x+4
What is a function?
300
True or False: f(-3)>f(-4)
What is true?
300
We can test to see if a graph represents a function by using the ____________.
What is the vertical line test?
300
True or False: the number of x-values for when f(x)=3 is less than the number of x-values for when f(x)=2.
What is true?
300
Every time you ask the same question, you get different responses.
What is a relation?
400
What is a relation?
400
Find x when f(x)=0
What is -5,-1, 1?
400
X-values are also called __________.
What are inputs?
400
What is x when f(x)=0?
What is -1 and 1?
400
Voting in an election.
What is a function?
500
(1,-2) (3,5) (6,11) (3,5) (-3,2) (-5,-2)
What is a function?
500
What is x when f(x)=3?
What is -2, 2, 10.5?
500
A relation is called a function when ________.
What is "each x/input has exactly one y/output"?
500
What is x when f(x)=-1?
What is 0 and 3?
500
When asked, every person in a group reported that they were born in January.
What is a function?