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Exponential Decay

Rational functions with x as an exponent in the denominator

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.

Exponential Decay

Developing exponential decay models with algebra.

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Exponential Decay Function

This lesson covers how to analyze and graph exponential decay functions.

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• Video

Exponential Decay Models - Part 1 of 2

Sshow you how to find a function that satisfies dP/dt= - kP as well as how to convert between decay rate and half-life.

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Exponential Decay Quiz

Quiz for Exponential Decay.

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• Practice
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Exponential Decay Practice

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• Critical Thinking

Exponential Decay Discussion Questions

A list of student-submitted discussion questions for Exponential Decay.

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To activate prior knowledge, to generate questions about a given topic, and to organize knowledge using a KWL Chart.

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To activate prior knowledge, to generate questions about a given topic, and to organize knowledge using a KWL Chart.

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To activate prior knowledge, make personal connections, reflect on key concepts, encourage critical thinking, and assess student knowledge on the topic prior to reading using a Quickwrite.

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To organize ideas, increase comprehension, synthesize learning, demonstrate understanding of key concepts, and reinforce vocabulary using a Quickwrite.

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• Real World Application

Cars

Students will apply their knowledge of exponential decay to find the depreciation rate of cars. Students will also use their knowledge of exponential decay to find the initial value of cars, given limited information.

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• Real World Application

The Bacteria Battle

Find out why the length of time you have to take an antibiotic can range from days to months.

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• Study Guide

Geometric Sequences and Exponential Functions Study Guide

This study guide compares linear, quadratic, and exponential models. It also looks at geometric sequences.

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