Function Vocab
Evaluating Function Rules
Is it a Function?
Independent and Dependent
Sequences
100
True or False-A relation is a set of ordered pairs
What is TRUE?
100
Evaluate f(x)=-3x if f(2)
What is -6?
100
Is it a function?
{(2, 3), (4, 5), ( -2, 6)}
What is YES because x does not repeat?
100
Identify the independent variable: y = 7x - 3
What is x?
100
Find the 9th term: 6,13, 20, 27....
What is 62?
200
The set of first coordinates of a relation or a function
What is Domain?
200
Evaluate f(x)=2x+1 if f(-2)
What is -3?
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
200
Identify the dependent variable. The amount of cookies you eat effects your weight.
What is weight?
200
Find the 11th terms of A(n) = -3 + ( n -1)5
What is 47?
300
The set of second coordinates in a relation or a function
What is the range?
300
Evaluate f(x)=-3 - x2 if f(6)
What is -39?
300
Is it a function?
| x | y |
| 2 | 4 |
| 1 | 5 |
| 2 | 6 |
What is NO because x repeats?
300
Identify the independent variable. John make $400 per week plus commission.
What is Dependent: pay , independent: commission
300
What is the formula for finding the nth term for the following sequence: 1.1, 1.9, 2.7, 3.5...
What is A(n) = A (n -1) + .8
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 f(x)=45
What is 5?
400
Is it a function?
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What is YES because it passes the Vertical Line Test?
400
The area of a triangle given the base and height is needed. What is the dependent variable?
Area depends on base and height
400
What is the 81st term....A ( n) = 9 + (n -1) (8)
What is 649?
500
The test to tell if a graph is a function
What is the Vertical Line Test?
500
Evaluate f(x) = 100/x for f(-5).
What is -20
500
Is it a function?
What is NO because it does not pass the Vertical Line Test?
500
The flight time on a flight to Hawaii.
What is the time depends on the distance.
500
Write out the first 5 terms of the following squence: An = 3 + (n -1) (-5)
What is 3, -2, -7, -12, -17