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Given the graph, which of the following statements is true?

A
The graph does not represent a one-to-one function because the y -values between 0 and 2 are paired with multiple x -values.
B
The graph does not represent a one-to-one function because it does not pass through the origin.
C
The graph represents a one-to-one function because it is defined for all x -values.
D
The graph represents a one-to-one function because every x -value is paired with only one y -value.
22
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Which phrase best describes f of x , graphed on the coordinate plane?

A
f of x is neither odd nor even.
B
f of x is an even function.
C
f of x is both odd and even.
D
f of x is an odd function.
23

Michael graphs the equations y is equal to negative 1 half x plus 4 and y is equal to x plus 1 to solve the equation negative 1 half x plus 4 is equal to x plus 1 His graph is shown. What are the solution(s) of negative 1 half x plus 4 is equal to x plus 1 ?

A
negative 1 and 8
B
3
C
1 and 4
D
2
24

What is the value of the function shown in the graph when x is equal to 0 ?

A
y is equal to negative 1
B
y is equal to negative 5
C
y is equal to 0
D
y is equal to negative 2
25

Which expression can be used to determine the average rate of change in f of x over the interval left bracket 2 comma 9 right bracket ?

A
the fraction with numerator f of 9 minus f of 2 and denominator 9 minus 2
B
f of 9 minus f of 2
C
the fraction with numerator f of open paren 9 minus 2 close paren and denominator 9 minus 2
D
f of open paren 9 minus 2 close paren

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