Blast from the Past
Is It a Function?
Relations/Domain and Range
Vocabulary
100
Simplify (-17) + (-15).
What is (-32)?
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
Based on order of operations which step should you take first? 2(5-3) + 4/2 =
What is subtraction
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
Simplify: (8+5-1)/(3x4)
What is 1?
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 table?
300
A set of ordered pairs is called a _______________.
What is a relation?
400
Solve for b: -2b + 5 = (-15)
b = 10
400
The teacher will show you a relation on a graph. State whether it is a function or not.
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 what quadrant your example would be found in.
Answers will vary.
500
Solve the expression for f. gfh = 2vb
f = 2vb/gh
500
The teacher will show you a relation on a graph. State whether it is a function or not.
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?
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