Graphing Exponential Functions Answers

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25
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negative infinity✔ zeropositive infinity

Answers:
The range of the function is to because 4x is always positive.:zero
The range of the function is to because 4x is always positive.:positive infinity
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negative infinityzero✔ positive infinity

A
negative infinity
B
zero
C
✔ positive infinity
94

y = 0y = –3y = –5

Question illustration
A
y = 0
B
y = –3
C
y = –5
95

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
96

✔ 0 to infinity3 to infinitynegative infinity to infinity

A
✔ 0 to infinity
B
3 to infinity
C
negative infinity to infinity
97

0 to infinity✔ 3 to infinitynegative infinity to infinity

A
0 to infinity
B
✔ 3 to infinity
C
negative infinity to infinity
98

negative infinity to zero0 to infinity✔ negative infinity to infinity

Answers:
The domain of this function is .:negative infinity to infinity
The range of this function is .:3 to infinity
127

b =

Answer:

1/2

128

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.
Option C
D
The graph shows y = 2x reflected over the y-axis.
131

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.
132

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.
136

Which function is graphed on the right?

A
y = 2x+3 – 2
B
y = 2x–3 + 2
C
y = 2x–2 + 3
D
y = 2x–2 – 3

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