Evaluate
Is It a Function?
Relations/Domain and Range
Vocabulary
100
Evaluate using h(-3)
h(x)=x^2+9
What is 18?
100
The name of the test used to determine whether a graph is a function or not is called the ____________ _______ test.
What is vertical line?
100
The domain of the relation {(1,0), (-2, 3), (3, 4)} would be:
What is {1, -2, 3}?
100
The name of the horizontal axis is called______________.
What is the x-axis?
200
Evaluate using h(15)
h(x)=x^2+9
What is 234?
200
A function is a special type of relation where every ___ value has exactly one output, or ___ value.
What is x, y?
200
Write the range of this relation:
{(8,7), (-6, 3), (2, 0)}
What is {7, 3, 0}?
200
Another name for the coordinates (0,0) would be the _______________.
What is the origin?
300
Evaluate using g(x)=36
g(x)=-3x+18
What is (-6)?
300
Determine if the following relation is a function. Show your work using either a graph or an input/output table. {(9, 0), (3, 0), (2, 2), (-3, -4)}
What is YES?
300
Name three ways to show a relation.
What is a set of ordered pairs, graph, and mapping diagrams?
300
A set of ordered pairs is called a _______________.
What is a relation?
400
Evaluate f(4)
What is {-2,2}
400
Determine if the graph is a function
What is NO?
400
Show the relation {(0, 4), (-7, 5), (8, 3), (-7, 2)} as a table.
See white boards.
400
Give an example of an ordered pair and graph it.
Answers will vary.
500
Evaluate f(x)=10
What is f(1)?
500
Determine if the graph is a function
What is YES?
500
Show the relation {(6, 4), (-3, -2), (6, 0), (-4, 4)} as a table and a graph. Write the domain and range.
See whiteboards. D: {(6, -3, -4)} R: {(4, -2, 0)}
500
Write an example of an ordered pair. Circle the first number. This number is called the________________.
What is the x coordinate?