Exponential Writing of Equations

The growth factor for this table is 

• 2

• 4

• 12

• 144

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

• SLOPE

• RATE OF CHANGE

• Y-INTERCEPT

• COMMON RATIO

The population of Winnemucca, Nevada, can be modeled by P=6191(1.04)^t where t is the number of years since 1990. What was the population in 1990? 

• 0 people

• It doesn't say

• I don't know

• 6191

The population of Winnemucca, Nevada, can be modeled by P=6191(1.04)^t where t is the number of years since 1990. What percent did the population increase each year?

• 4%

• It doesn't say

• I don't know

• 400%

Which of the following functions shows an initial amount of $15 and an increase of 35% each year?

• y = 15(35)^x

• y = 15(0.35)^x

• y = 15(1.35)^x

• y = 35(1.15)^x

Solve:
16^x-3 = 8^x-3

• 9

• -3

• 0

• 3

Solve:
2^4x+1 = √2

• -1/8

• 1/8

• 0

• -1/4

What values of b make an exponential growth function?

• b > 0

• b <1

• b > 1

• 0 < b < 1

What values of b make an exponential decay function?

• b > 0

• b < 1

• b > 1

• 0 < b < 1

Write in exponential form: ∛4⁵

• 4^3/5

• 4^5/3

• 4^1/5

• 4^1/3