Function Vocab
Evaluating Function Rules
Equations & Random
Relations/other
Is it a Function?
100
True or False-A relation is a set of ordered pairs
What is TRUE?
100
If f(x)=-3x, find f(2)
What is -6?
100
How many solutions?
2x = 8
What is 1?
100
State the domain of the function {(4,-2),(-1,1),(2,-3),(3,0)}
What is {4,-1,2,3}?
100
Is it a function?
{(2, 3), (4, 5), ( -2, 6)}
What is YES because x does not repeat?
200
The set of first coordinates of a relation or a function
What is Domain?
200
Given f(x)=2x+1, find f(-2)
What is -3?
200
How many solutions?
2x - 1 = 2x + 3
What is no solutions
200
State the range of the function {(4,-2),(-1,1),(2,-3),(3,0)}
What is {-2,1,-3,0}?
200
Using the vertical line test does the graph of the points (1,3) and (1,5) represent a function?
What is False, the points fail the vertical line test
300
The set of second coordinates in a relation or a function
What is the range?
300
Evaluate f(x)=-3 - x if x=6
What is -9?
300
How many solutions?
2(x - 3) = 2x - 6
What is Infinitely Many Solutions?
300
A nonlinear graph would never look like a _____________________.
What is a straight line?
300
Is it a function?
| x | y |
| 2 | 4 |
| 1 | 5 |
| 2 | 6 |
What is NO because x repeats?
400
A relation that assigns exactly one value in the range to each value in the domain?
What is a function?
400
Given f(x)=25 + 4x , find f(5)
What is 45?
400
Lucky you!
Free spot
400
Would the height of a student be a function of the student's age?
What is No Way!
400
Is it a function?
What is YES because it passes the Vertical Line Test?
500
The test to tell if a graph is a function
What is the Vertical Line Test?
500
Evaluate f(x)=-(4x+2) if x=7
What is -30
500
To __________ an equation means to find the value of the variable that makes the equation true.
What is Solve?
500
Lines are straight when graphed because they have a ____________ ____________ ____ ___________.
What is Constant Rate of Change?
500
Is it a function? 
What is NO because it does not pass the Vertical Line Test?