Graphing Exponential Functions

Question 1

Use the graph of the function y = 4x to answer the following questions. The domain of the function is to because an exponent can be any real number.

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negative infinity; Selection 1: negative infinity; Selection 2: positive infinity

Question 2

Question 2

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positive infinity

Question 3

The range of the function is to because 4x is always positive.

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zero; Selection 1: zero; Selection 2: positive infinity

Question 4

Question 4

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positive infinity

Question 5

Complete the tables of values. x 4−x −1 4 0 a 2 b 4 c a = b = c =

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Part 1: 1; Part 2: 1/16; Part 3: 1/256

Question 6

Identify the horizontal asymptote of each graph.

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y = 0

Question 7

Identify the domain and range of each function. y = 3 • 5x The domain of this function is . The range of this function is .

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negative infinity to infinity; Selection 1: negative infinity to infinity; Selection 2: 0 to infinity

Question 8

b =

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0.5

Question 9

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

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The graphs are reflected across the y-axis.

Question 10

Which graph represents the function ?

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mc001-3.jpg

Graphing Exponential Functions Answers