Lesson Plan
Other

Nearpod: Exponential Functions

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

Sophia: Exponential Growth and Decay

For Students 9th - 10th
The tutorial explores exponential growth and decay. Definitions, formulas, and example problems are included in the learning resource.
Activity
Cool Math

Coolmath: Exponentials & Logarithms the Exponential Monster

For Students 9th - 10th Standards
This algebra lesson explains how exponential growth works and what the formulas look like.
Activity
Texas Instruments

Texas Instruments: Growth and Decay Formulas

For Teachers 9th - 10th
In this question set, students use exponential growth and decay functions to solve problems about compound interest, population growth, investments, and half-life. Solutions and explanations are provided for these problems.
Graphic
Other

University of Rochester: Exponential Decay

For Students 9th - 10th
A detailed and comprehensive site explaining exponential decay. Includes formulas and many examples.
Unit Plan
CK-12 Foundation

Ck 12: Analysis: Exponential Models

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] In this lesson students will be identifying, applying, and solving exponential models manually and with technology. Students examine guided notes, review guided...
Graphic
Richland Community College

Richland Community College: Exponential Models

For Students 9th - 10th Standards
This site from Richland Community College contains specific examples of where logarithmic and exponential formulas are used, including: exponential growth and decay, Gaussian, logistics growth, and logarithmic.
Activity
Math Medics

S.o.s. Math: Algebra

For Students 9th - 10th Standards
This lesson provides basic instruction on the major concepts in algebra. Content includes a focus on fractions, units of conversion, complex numbers, quadratic equations, factorization and roots of polynomials, solving equations, systems...
Activity
Interactive Mathematics

Interactive Mathematics: Derivatives of Exponential Functions

For Students 9th - 10th
The formulas for determining the derivatives of exponential functions are presented in this lesson, along with several examples and exercises. The solutions are hidden to allow students to practice the concept without help.
Unit Plan
Khan Academy

Khan Academy: Interpret Basic Exponential Functions

For Students 9th - 10th
Find features of exponential functions of the basic form f(x)=a*r^x given their formula. Features in question are the initial value, the common ratio, and output-values that correspond to various input-values. Students receive immediate...
Handout
Wolfram Research

Wolfram Math World: Exponent Laws

For Students 9th - 10th Standards
View a list of laws governing exponents, including special cases. Provides formulas, visuals, references, and citation information.
Lesson Plan
Alabama Learning Exchange

Alex: Rags to Riches or Riches to Rags?

For Teachers 9th - 10th
In this lesson students will apply the interest formulas to make the best investment decision for our fictional character Algebrea Calculique. The students will be provided with a story explaining the situation that Algebrea faces and...
Lesson Plan
TeachEngineering

Teach Engineering: Common and Natural Logarithms and Solving Equations

For Teachers 9th - 10th Standards
Young scholars continue an examination of logarithms in the Research and Revise stage by studying two types of logarithms--common logarithms and natural logarithm. In this study, they take notes about the two special types of logarithms,...
Handout
Paul Dawkins

Paul's Online Notes: Algebra: Logarithm Functions

For Students 9th - 10th Standards
Detailed math tutorial introduces logarithm functions giving the basic properties and graphs. Also, discusses how to evaluate some basic logarithms including the use of the change of base formula, the common logarithm, log(x), and the...
Unit Plan
Math Is Fun

Math Is Fun: Compound Interest

For Students 9th - 10th Standards
Explains, with examples, what compound interest is and how to calculate it using a formula. Also shows how to work backwards to calculate the present value of an investment, how compound interest is calculated for different compounding...
Activity
Windstream

Ojk's Precalculus Study Page: The Number E and the Function E^x

For Students 9th - 10th Standards
An introduction to the natural exponential function, beginning with the limit definition of the irrational number e. Includes several examples and exercises with solutions which deal with the compound interest formula.
Activity
Cool Math

Coolmath: Compound Interest

For Students 6th - 9th
This algebra lesson explains how compound interest works and where the formula comes from.
Unit Plan
Khan Academy

Khan Academy: Equations & Inequalities Word Problems

For Students 9th - 10th Standards
HSA-CED.A.1: Interactive resource which create equations and inequalities in one variable and use them to solve problems. Include equations arising from linear and quadratic functions, and simple rational and exponential functions....
Lesson Plan
Khan Academy

Khan: Lsn 8: Interpreting Relationships in Scatterplots/graphs/tables/equations

For Students 9th - 10th Standards
This lesson focuses on Interpreting and analyzing linear, quadratic, and exponential models and graphs. Students will use best fit lines to interpret contexts, distinguish whether contexts are linear or exponential functions, use the...
Handout
CK-12 Foundation

Ck 12: Algebra: Properties of Exponents Study Guide

For Students 9th - 10th Standards
This comprehensive study guide highlights the main terms and formulas needed to understand properties of exponents. Examples are included.
Activity
Analyze Math

Analyze Math: Table of Integrals

For Students 9th - 10th
The resource consists of a table of indefinite integrals of functions. Formulas for elementary functions, trigonometric functions, exponential functions, and hyperbolic functions are included.
Handout
Other

Brown Math: It's the Law Too the Laws of Logarithms

For Students 9th - 10th
The laws of logarithms (which flow directly out of the laws of exponents) are discussed here. Combining logs with the same base and the Change of Base Formula are also explained in straightforward language for the reader.
Activity
Windstream

Ojk's Precalculus Study Page: Change of Base Formula

For Students 9th - 10th Standards
An introduction to logarithms with bases other than 10 and e, and how to work with them when solving equations. This tutorial includes lots of examples and exercises with solutions.
Activity
Texas Instruments

Texas Instruments: That's Interesting!

For Teachers 9th - 10th
In this activity, students compare simple and compound interest in graph form. By doing this students will gain insight into interest and interest formulas, exponential and linear growth, and real world investment strategies.