Exponential Functions & Applications

An equation in the form y=b^x will represent decay if...

• b < 0

• b > 1

• 0 < b < 1

Tags

CCSS.HSF-IF.C.8B

What does this graph represent?

• Exponential Growth

• Exponential Decay

Tags

CCSS.HSF-IF.C.7E

g(x)=3(2)^{x
Find g(3)}

• 216
• 24
• 18
• 28

Tags

CCSS.HSF-IF.C.8B

Give the rate of decay:
y = 35(0.65)^x

• 35%
• 65%
• .35%
• 165%

Tags

CCSS.HSF-IF.C.8B

What is the initial value for the function: 1323.43 = 300(1.16)^x?

• 300

• 1.16

• .16

• 1323.43

Classify the model as Exponential GROWTH or DECAY.

 $A=1200\left(.85\right)^x$  

• Growth

• Decay

Tags

CCSS.HSF-IF.C.8B

Classify the model as Exponential GROWTH or DECAY.

 $A=10\left(1.01\right)^x$  

• Growth

• Decay

Tags

CCSS.HSF-IF.C.8B

A population of fish starts at 8,000 and decreases by 6% per year. What is the population of fish after 10 years?

• 14327
• 4309
• 839
• 7680

Tags

CCSS.HSF-LE.A.1C

The original value of a painting is $1400, and the value decreases by 9% each year. Write an exponential growth function to model this situation.

• y=1400(1.09)^x

• y=1.09(1400)^x

• y=1400(.91)^x

• y=1.09^x

Tags

CCSS.HSF.LE.A.2

Twenty years ago, Mr. Davis purchased his home for $160,000. Since then, the value of the home has increased about 5% per year. How much is the home worth today?

• $176,783.29
• $424,527.63
• $57,357.75
• $532,041,076.80

Tags

CCSS.HSA.CED.A.1