Exponential Functions Growth Decay

The population of mosquitoes at the beginning of the summer is 4000. The population grows at a rate of 25% a month. How many will there be after 4 months?

• 9766

• 9006

• 9765

• 5433

Tags

CCSS.HSF.BF.A.2

What are two points on the graph of y = 5(3)^x?

• (0, 3) and (1, 15)

• (0, 5) and (1, 15)

• (0, 3) and (1, 5)

• (0, 5) and (1, 3)

Tags

CCSS.HSF-IF.C.7E

What is the growth rate for the function: f(x) = 300(1.16)^x?

• 300

• 1.16

• .16

• x

Tags

CCSS.HSF-IF.C.8B

Which of the graphs below represents y = 6(2)^x?

• 
• 
• 
• 

Tags

CCSS.HSF-IF.C.7E

The value of a car you purchased for $20,000 decreases at a rate of 12% each year. What will the value of the car be after 3 years?

• $12,800.00

• $13,629.44

• $17,600.00

• $28,098.56

Tags

CCSS.HSF.BF.A.2

The horizontal asymptote of y = 3(2)^x is:

• the y-axis

• the x-axis

• y = x

• There is no asymptote

Tags

CCSS.HSF-IF.C.7D

Determine the value of the decay rate for the function y = 56(0.45)^x?

• 0.55

• 0.45

• 1.45

• 1.55

Tags

CCSS.HSF-IF.C.8B

What is the y-intercept of the function?

• 2

• 3

• 1

• -2

Tags

CCSS.HSF-IF.C.7E

Which of the following best represents the graph?

• y=2^x

• x=2^y

• y=x²

• y=2^-x

Tags

CCSS.HSF.LE.A.2

What is the domain and range of the function y=2^x ?
Use the graph to help!

•  Domain: −∞<x<∞ Range: y>0

• Domain: −∞<x<∞ Range: y>1

• Domain: −2<x<∞ Range: y>0

• Domain: −∞<x<∞ Range: y<0

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5