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1. Which of the following does not represent a relation that is a function?
A
In a table of values, each input has exactly one output
B
In a table of values, each input has one or more outputs
C
The graph of the relation passes the vertical line test
2. The amount of money, m, in dollars, a mail carrier earns to deliver mail to h houses each day is modeled by the function m=3h+200. What input values for h make sense in this situation?
A
decimals
B
irrational numbers
C
whole numbers
3. List the independent variable and dependent variable values for the relation shown in the set of ordered pairs. Is the relation a function? {(-2,3), (3, -2), (1,3), (0,-2)}
A
yes, independent variables: -2,0,1,3, dependent variables: -2,3
B
no, independent variables: -2,0,1,3, dependent variables: -2,3
C
yes, independent variables: -2,3, dependent variables: -2,0,1,3
4. Label the graph of the relations as a function, or non-function
A
function
B
non-function
C
relation
5. Label the graph of the relations as a function, or non-function
A
function
B
non-function
C
relation
6. Label the graph of the relations as a function, or non-function
A
function
B
non-function
C
relation
7. Determine whether the mapping diagram is a function
A
no
B
yes
C
maybe?
8. List the independent and dependent values for the relation shown in the table. Function?
A
no, independent values: -4,-2,0, dependent values: -4,-2,2,4
B
yes, independent values: -4,-2,0, dependent values: -4,-2,2,4
C
yes, independent values: -4,-2,2,4, dependent values: -4,-2,0