Function Vocab
Evaluating Function Rules
Solving Equations
Graphing
Is it a Function?
100

True or False-A relation is a set of ordered pairs

What is TRUE?

100
Evaluate f(x)=-3x if x=2
What is -6?
100

(2/3)x=12

What is x=18

100

The point (1,2) is in this quadrant

What is the 1st quadrant?

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
Evaluate f(x)=2x+1 if x=-2
What is -3?
200

3-x=5

What is x=-2

200

How do you graph the point (-3,4)?

What is you go left 3 units on the x-axis then go up 4 units on the y-axis?

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

2x-1=17

What is x=9

300

The signs of the points in quadrant 2

What is the (- , +)?

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
Evaluate f(x)=25 + 4x if x=5
What is 45?
400

x/7=5

What is x=35

400

The quadrant that doesn't contain one of these points (-2,3), (3,-4) (2,3)

What is the third quadrant?

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

2x=3x

What is x=0

500

What quadrant is the point (0,2) in?

What is none because the point sits on the y-axis

500
Is it a function?
What is NO because it does not pass the Vertical Line Test?
M
e
n
u