Exponential Growth and Decay Functions

Front

In an exponential function, what does the a value represent?

Back

Initial value

Tags

CCSS.HSF.LE.B.5

Front

Does the function represent a growth or decay function?

Back

Exponential DECAY

Tags

CCSS.HSF-IF.C.8B

Front

The value of a car is $15,000 and decreases at a rate of 8% per year. What is the decay factor?

Back

0.92

Tags

CCSS.HSF-IF.C.8B

Front

Function with initial amount $15 and 35% increase each year?

Options: y = 15(35)^x, y = 15(0.35)^x, y = 35(1.15)^x, y = 15(1.35)^x

Back

y = 15(1.35)^x

Tags

CCSS.HSF.LE.A.2

Front

Exponential model for bacteria culture starting with 5000 cells, dying by 30% each year.

Back

y = 5000(0.70)^x

Tags

CCSS.HSF.LE.A.2

Front

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?

Back

9765

Tags

CCSS.HSF.BF.A.2

Front

What type of function is y = 7(5/4)^x?

Back

Exponential GROWTH

Front

$1500 at 4% interest compounded monthly for 6 years

Back

$1906.11

Front

What are two points on the graph of y = 5(3)^x? Options: (0, 3) and (1, 15), (0, 5) and (1, 15), (0, 3) and (1, 5), (0, 5) and (1, 3)

Back

(0, 5) and (1, 15)

Tags

CCSS.HSF-IF.C.7E

Front

Is the pictured graph growth, decay, or linear or none? Options: Exponential Growth, Exponential Decay, Linear, None

Back

Exponential Growth

Tags

CCSS.HSF-IF.C.7E