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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A: negative infinity

Question 2

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 3

Identify the horizontal asymptote of each graph.

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A: y = 0

Question 4

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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C: negative infinity to infinity

Question 5

b =

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0.5

Question 6

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

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C: The graphs are reflected across the y-axis.

Question 7

Which graph represents the function ?

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B: mc001-3.jpg

Question 8

Question 8

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C

Question 9

How can you use transformations to graph this function? Explain your steps.

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Sketch the graph of . Reflect the graph across the y-axis to show the function . Stretch the graph vertically by a factor of 3 to show the function Shift the graph up 2 units to show the function

Question 10

Question 10

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C: positive infinity

Graphing Exponential Functions Answers

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