Cpm Intro Exponential Fns

What is the domain of f(x) = 2(5)^x?

• x < 2

• x < 0

• x > 5

• all real numbers

Identify the common ratio (multiplier) of the function f(x)=2(4)^x.

• 2

• 4

• 1

• 8

Tags

CCSS.HSF-LE.A.1A

What is the common ratio of the function f(x)=10(0.3)^x?

• 10

• 0.3

• 1

• 3

The population of Pallet Town increases by 15% every year. If there are currently 190,000 people living there, what will be the population in 13 years?

If necessary, round your answer to the nearest whole number.

• 4 people.

• 22,972 people.

• 1,169,030 people.

• 1,188,311 people.

Tags

CCSS.HSF-LE.A.1C

Katy deposited $90 in a savings account earning 5% interest, compounded quarterly. Which of the following equations could represent the amount of money in her account yearly?

• 
• 
• 
• 

Does the following equation show growth or decay?
y=10,000*1.26^x

• Growth 

• Decay

Does the following equation show growth or decay?
y=10,000*(0.76)^x

• Growth 

• Decay

Tags

CCSS.HSF-IF.C.8B

Does the following equation show growth or decay?
y=10,000*(1+.05)^x

• Growth 

• Decay

Tags

CCSS.HSF-IF.C.8B

Adding 4 to the equation y=2(1.4)^x would do what to the graph?

• Move it up 4

• Movie it down 4

• Move it right 4

• Move it left 4

Tags

CCSS.HSF.BF.B.3

Does the following equation show growth or decay?
y=10,000*(1-.05)^x

• Growth 

• Decay

Tags

CCSS.HSF-IF.C.8B