Graphing Exponential Functions Answers

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1
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Identify the domain and range of each function.

Answers:
The domain of this function is .:negative infinity to infinity
The range of this function is .:0 to infinity
2
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negative infinityzeropositive infinity

A
negative infinity
B
zero
C
positive infinity
3

2 3

Answers:
The domain of this function is .:negative infinity to infinity
The range of this function is .:3 to infinity
4

negative infinityzeropositive infinity

A
negative infinity
B
zero
C
positive infinity
7

Use the graph of the function y = 4x to answer the following questions.

Answers:
The domain of the function is to because an exponent can be any real number.:negative infinity
The domain of the function is to because an exponent can be any real number.:positive infinity
10

Identify the domain and range of each function.

Answers:
The domain of this function is .:negative infinity to infinity
11

b =

Answer:

1/2

12

Which statements are true about the graph?

A
The graph shows exponential growth.
B
The graph shows exponential decay.
C
The graph shows reflected over the x-axis.
D
The graph shows y = 2x reflected over the y-axis.
13

How does the graph of y = 3x compare to the graph of y = 3–x?

A
The graphs are the same.
B
The graphs are reflected across the x-axis.
C
The graphs are reflected across the y-axis.
14

Which graph represents the function ?

Question illustration
A
Option
B
Option
C
Option
17

y = 0y = –3y = –5

Question illustration
A
y = 0
B
y = –3
C
y = –5
18

0 to infinity3 to infinitynegative infinity to infinity

A
0 to infinity
B
3 to infinity
C
negative infinity to infinity
19

How does the graph of y = 3–x compare to the graph of

Question illustration
A
The graphs are the same.
B
The graphs are reflected across the x-axis.
C
The graphs are reflected across the y-axis.
20

negative infinityzeropositive infinity

A
negative infinity
B
zero
C
positive infinity

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