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Exponential Growth vs. Decay

Instructions:

Choose an answer and hit 'next'. You will receive your score and answers at the end.

question 1 of 3

A laptop loses 1/3 of its value each year. If you have a $600 laptop, how much is it worth after 15 years?

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1. Which of the following equations represents an exponential decay?

2. Which of these equations represents the following scenario: In her prime, 40 million people knew who Britney Spears was, but that number has been decreasing by 10% each year.

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About This Quiz & Worksheet

In the lesson you will learn the definition of exponential growth and exponential decay. This accompanying quiz/worksheet combo will test the your knowledge of these two concepts with practice problems and mathematical equations that demonstrate and contrast the two.

Quiz & Worksheet Goals

In this assessment you'll be tested with:

  • A practical application of exponential decay
  • Equations that demonstrate exponential decay
  • The use of an equation to solve a problem involving exponential decay
  • A term for an approachable but ultimately unsolvable value in a function

Skills Practiced

  • Critical thinking - apply relevant concepts to examine information about exponential growth and decay
  • Problem solving - use acquired knowledge to solve practice problems in exponential decay
  • Knowledge application - use your knowledge to answer questions about exponential growth and decay using mathematical equations and functions

Additional Learning

To learn more about this topic, review the accompanying lesson titled Exponential Growth vs. Decay. This lesson covers the following topics:

  • Definition and a mathematical explanation of exponential growth
  • Examples and equations that describe exponential decay
  • Graphing exponential growth and decay
  • Determining the starting value of an exponential function using only random entries
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