Exponential Growth and Decay

Danielle deposits $1700 into an account that pays 18% annual interest compounded continuously. What is Danielle's balance after 4 years?

Name the formula:

y = a(1 + r)^t

• Exponential Growth

• Exponential Decay

• Compound Interest

• Continuously Compounded Interest

Name the formula:

y = a(1 - r)^t

• Exponential Growth

• Exponential Decay

• Compound Interest

• Continuously Compounded Interest

• Exponential Growth

• Exponential Decay

• Compound Interest

• Continuously Compounded Interest

Cal graphed the exponential function shown. What is the relationship? ​ (a)   What type of number is b? ​ (b)  

• decay

• growth

• irrational

• linear

• Exponential Growth

• Linear

• Exponential Decay

• None of the Abovee

What type of function is f(x)=2(1/7)^x ?

• Exponential Growth

• Linear

• Exponential Decay

• None of the Abovee

In 2010, the population of Peabody was 54, 894. If the population rose by an average of 2% each year since then, which equation models the population of Peabody in 2021?

You want to put $1000 into an account that will make the most money in interest.  Which one should you choose?

• 4% interest compounded annually

• 4% interest compounded monthly

• 4% interest compounded daily
  

• 4% interest compounded continuously

In 2015, there were 5,897 computer viruses in Jenna's computer. Each year after, the number of viruses increased by about 73%. How many computer viruses are there currently running loose in Jenna's computer in 2021?