Lesson Plan
Alabama Learning Exchange

Alex: Exponential Growth and Decay

For Teachers 9th - 10th
This lesson on exponential growth and decay involves a variety of teaching resources. There are a variety of websites used to teach and reinforce how to identify exponential growth or decay and how to solve problems relating to growth...
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University of Saskatchewan (Canada)

University of Saskatchewan: Exponential and Logarithmic Functions

For Students 9th - 10th Standards
The University of Saskatchewan's Department of Mathematics and Statistics provides high school students with online tutorials and exercises on what they deem some of the most important topics in exponential and logarithmic functions....
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Exponential Functions

For Students 9th - 10th Standards
Hotmath provides 21 practice problems relating to exponential an logarithmic functions. Each of the practice problems include a step-by-step guide for solving their function.
eBook
Other

Saylor Academy: Exponential Growth and Decay: Differential Equations

For Students 9th - 10th
A textbook chapter on exponential growth and decay.
Graphic
Texas Instruments

Texas Instruments: Algebra 1: Exponential Functions

For Students 9th - 10th
Students will use examples and an interactive graph to explore exponential functions such as growth and decay.
Handout
Other

Algebra Lab: Applications of Exponential Functions

For Students 9th - 10th
Explains how exponential functions have applications in real-world scenarios, including a population of a city, the growth of bacteria, drug decay, and compounding interest. Includes four word problems to try, with hints and answers...
Activity
Help Algebra

Help algebra.com: Solving Logarithms and Exponentials

For Students 9th - 10th Standards
Examples are provided to demonstrate techniques for solving equations that contain logarithms and exponentials. Explanations of the solutions are also include to help further understanding of the concept.
Activity
Purple Math

Purplemath: Exponential Functions: Introduction

For Students 9th - 10th Standards
Purplemath offers tables and graphs of various exponential functions for an exploration of how exponential functions behave from the real number domain. Compound interest problems are examined and the natural exponential is discussed...
eBook
CK-12 Foundation

Ck 12: 3.2 Revisiting Exponential Expressions and Equations

For Students 9th - 10th Standards
This section draws on the different laws of exponents that have been covered in previous sections and uses them to simplify exponential expressions. Additionally, the lesson explores the impact on the simplified expression when the laws...
Activity
Texas Instruments

Texas Instruments: Numb3 Rs: A Matter of Half Life and Death

For Teachers 9th - 10th
Based off of the hit television show NUMB3RS, this lesson introduces students to the topic of exponential decay and half-life. The lesson is built around Cesium-137, a radioactive isotope, and it's declining radioactivity over the course...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le a Valuable Quarter

For Teachers 9th - 10th
The context of this task is that a quarter was put into a bank account in 1901 and young scholars are asked to calculate its value in 2013 at two different interest rates. Those amounts are compared to the appreciation rate of a rare and...
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Khan Academy

Khan Academy: Interpret Time in Exponential Models

For Students 9th - 10th Standards
Given a function that models an exponential situation, find the time interval over which the quantity changes by a given factor.
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Khan Academy

Khan Academy: Rewrite Exponential Expressions

For Students 9th - 10th Standards
Rewrite a given exponential expression in a specific desired form.
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Khan Academy

Khan Academy: Interpret Change in Exponential Models: With Manipulation

For Students 9th - 10th Standards
Given a function that models an exponential situation, rewrite the function in order to analyzeits rate of change.
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Khan Academy

Khan Academy: Interpret Change in Exponential Models: Changing Units

For Students 9th - 10th Standards
Given a function that models an exponential situation, rewrite the function in order to find its change for a different time unit.
Lesson Plan
Khan Academy

Khan: Lsn 12: Exponential Functions, Equations, Expressions and Radicals

For Teachers 9th - 10th
Lesson 2 of 4 for Passport to Advanced Math. Learners will build quadratic and exponential functions that model a given context; solve radical equations; work with rational expressions, including fractions with a variable in the...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Bacteria Populations

For Teachers 9th - 10th Standards
This task provides a real-world context for interpreting and solving exponential equations. Students are asked to examine the equations representing the growth of three colonies of the bacterium that causes pneumonia, each colony being...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Newton's Law of Cooling

For Teachers 9th - 10th Standards
For this problem, students use an exponential equation to investigate the cooling of a cup of coffee and how long it would take for it to cool down to different temperatures. Aligns with F-LE.B.5 and F-LE.A.4.
Interactive
Ministry of Education and Universities of the Region of Murcia (Spain)

Ministerio De Educacion Y Ciencia: Exponenciales Y Logaritmicas

For Students 9th - 10th Standards
In this activity you will learn how to differentiate and solve logarithmic equations and observe the relationship between logarithmic and exponential equations.
Unit Plan
Khan Academy

Khan Academy: Exponential Models & Differential Equations

For Students 9th - 10th
This video, from Khan Academy, is about modeling different things with differential equations and this topic is well explained by modeling population.
Lesson Plan
Other

Nearpod: Exponential Functions

For Teachers 9th - 10th Standards
In this lesson, students will use the exponential function equation to solve real-life problems involving exponential growth and decay including the compound interest formula.
Unit Plan
Concord Consortium

Concord Consortium: Exponential Decay

For Students 9th - 10th
Learn about exponential decay in real-world situations. Problems involve the application of depreciation of an asset and radioactive decay. Learn to apply exponential decay equations and interpret graphs.
Unit Plan
CK-12 Foundation

Ck 12: Analysis: Basic Exponential Functions

For Students 11th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] Evaluating and solving basic exponential functions, introduction to ''e''.
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Khan Academy

Khan Academy: Equations and Inequalities Word Problems

For Students 9th - 10th Standards
Construct an equation or an inequality that models a given context. Modeling expressions can be quadratic, rational, or exponential. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video,...

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