Unit 7 Study Guide: Exponential Functions

Which equation has the greatest growth factor?

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CCSS.HSF-IF.C.8B

A new movie theater is opening and has 2,000 regular customers each month. It expects that the number of customers will double every month for the next few months. Which equation represents the situation where x is the time in months and y is the number of customers.

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CCSS.HSF.LE.A.2

The value of an antique car doubles its value every 10 years. Which graph could represent the relationships between the value of the car over time in years?

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• 
• 
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CCSS.HSF-IF.C.7E

• How much medicine remains after each hour

• How much medicine is going away after each hour

• How much medicine was initially in the body when injected.

• The amount of medicine that is doubling.

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CCSS.HSF.LE.B.5

• (0, 1)

• (1, 2)

• (0, 2)

• (2, 0)

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A.SSE.3.c

• It shifts one unit to the left.

• It shifts one unit to the right.

• It shifts one unit upward.

• It shifts one unit downward.

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A.SSE.3.c

• Vertical stretch or compression

• Horizontal shift

• Vertical shift

• Horizontal stretch or compression

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A.SSE.3.c

• All non-zero real numbers.

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A.SSE.3.c

A new savings account is opened with $400 and gains 3% every year. What is the exponential function?

• f(x)=400(1+3)^x
• f(x)=400(1-0.03)^x
• f(x)=400(1+0.03)^x
• f(x)=400(0.03)^x

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CCSS.HSF.LE.A.2

Identify the y-intercept (initial value) of the function f(x)=2(4)^x.

• 2
• 4
• (2)^x
• 8

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CCSS.HSF-IF.C.7E