Im Exponential Functions

Ty's house is worth $100,000 right now. It will lose value at a rate of 2% per year.
Which function models this situation?

• f(x) = 100,000(0.02)^x

• f(x) = 100,000(1.02)^x

• f(x) = 100,000(0.98)^x

• f(x)=100,000(98)^x

Tags

CCSS.HSF.LE.A.2

Which of the following is an increasing exponential function whose y-intercept is 50?

• y = 50(.05)^x

• y = 50x - 4

• y = (2)^x + 50

• y = 50(1.4)^x

Tags

CCSS.HSF.LE.A.2

Is the following function and example of decay or growth?

f(x)=2(0.85)^x

• Exponential Decay

• Exponential Growth

Tags

CCSS.HSF-IF.C.8B

The expression 12(1.015)^t models the population of elephants in a wildlife refuge after t years since 1975.
Is the population of elephants increasing or decreasing?

• Increasing

• Decreasing

Tags

CCSS.HSF-IF.C.8B

You went viral on youtube. Use the function, M=4(2)^t, where M is the amount of money you have after t days.

How much money do you have at 0 days?

Tags

CCSS.HSF.LE.B.5

You went viral on youtube. Use the function, M=4(2)^t, where M is the amount of money you have after t days.

How much money do you have at t = -2?

Tags

CCSS.HSF-IF.C.8B

Is the pictured graph exponential growth, exponential decay, linear, or none?

• Growth

• Decay

• Linear

• None

Tags

CCSS.HSF-IF.C.7E

Is the pictured graph exponential growth, exponential decay, linear, or none?  

• Growth

• Decay

• Linear

• None

Tags

CCSS.HSF-IF.C.7E

Select the 3 statements that are true:

f(x) = 200(1.25)^x

• This is an example of exponential growth

• This is an example of exponential decay

• The growth factor is 1.25

• The decay factor is .25

• 200 is the initial amount

Tags

CCSS.HSF-IF.C.8B

In a game show, players play multiple rounds to score points. Which model describes the table?

Tags

CCSS.HSF.LE.A.2