Exponential Functions

Front

Write an equation that models the following situation: Samantha's hair was known to grow very rapidly. It began at a length of 6 in and grew at a rate of 14% a week. Options: y=6(0.14)^x, y=6(1+14)^x, y=6(1.14)^x, y=6(0.86)^x

Back

y=6(1.14)^x

Front

Function with initial amount of $15 and 35% increase each year: y = 15(35)^x, y = 15(1.35)^x, y = 15(0.35)^x, y = 35(1.15)^x

Back

y = 15(1.35)^x

Front

Identify the y-intercept (initial value) in the function f(x)=13(.27)^x

Back

13

Front

A new savings account is opened with $400 and gains 3% every year. What is the exponential function?

Back

f(x)=400(1+0.03)^x

Front

Which does y= 2(.5)^x represent?

Back

Exponential Decay

Front

Which does y=.5(2)^x represent?

Exponential Growth

,

Exponential Decay

Back

Exponential Growth

Front

What is the growth factor of the situation represented by f(x)=10(0.3)^x?

Back

0.3

Front

Starting term of the function: f(x) = 300(1.16)^x?

Back

300

Front

Asheville has a population of 83,000 people and is increasing at a rate of 7% each year. How many people will be in Asheville in 5 years from now?

Back

116412

Front

An investor buys a stock worth $85. For four consecutive years, the stock grows at a rate of 3.5% each year. How much will the stock be worth after 4 years?

Back

97.53$