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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. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...
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Khan Academy

Khan Academy: Interpret Change in Exponential Models: With Manipulation

For Students 9th - 10th Standards
Solve problems interpreting change in exponential models with manipulation.
Activity
eFunda

Engineering Mathematics: Exponential and Logarithmic Functions

For Students 9th - 10th Standards
This site explains the Exponential and Logarithmic Functions and has links to plots of the functions.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Bf Exponentials and Logarithms Ii

For Teachers 9th - 10th Standards
The purpose of this task is to help students see that the definition of the logarithm as an exponent results in an inverse relationship between the exponential and logarithm functions with the same base. This prepares them to think about...
Graphic
Anne Arundel Community College

Anne Arundel Community College: Math 131: Basic Graphs and Properties

For Students 9th - 10th Standards
The tutorial examines basic exponential graphs and their properties. Students learn about the mathematics concepts through examples with detailed solutions.
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.
Activity
Stefan Warner and Steven R. Costenoble

Finite Mathematics & Applied Calculus: Logarithmic Functions and Models

For Students 9th - 10th
The resource investigates logarithmic functions and models. Topics examined are properties of logarithms, logarithmic form, and exponential form. Students learn about the concepts through notes and examples. A chapter quiz, review...
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
Other

Distance Math: Exponential and Logarithmic Functions

For Students 9th - 10th Standards
This site has explanations of the Exponential and Logarithmic Functions. The site has several examples
Graphic
University of Oregon

Exponential Growth and Resource Usage

For Students 9th - 10th Standards
An example of an exponential function.
Activity
Interactive Mathematics

Interactive Mathematics: Properties of Logarithms

For Students 9th - 10th Standards
The properties of logarithms are presented here, along with examples of how to apply to them to situations like population growth.
Unit Plan
Math Is Fun

Math Is Fun: Working With Exponents and Logarithms

For Students 9th - 10th Standards
Clearly presented explanation of how logarithms and exponents work together, the properties of logarithms, the natural logarithm and the natural exponential functions, the common logarithm, changing the base, and real-world applications...
Activity
Johan Claeys

Problems About Exponential and Logarithmic Functions

For Students 9th - 10th Standards
This site presents a set of problems in exponential and logarithmic functions and walks the student through the procedure for solving the problem.
Unknown Type
Khan Academy

Khan Academy: Algebra 2: Compare Features of Functions

For Students 9th - 10th Standards
Compare various features between two functions, each represented in a different way. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Handout
Texas A&M University

The Rule of 72 for Compound Interest

For Students 9th - 10th
This rule from Texas A&M will help you with your financial planning.
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...
Handout
University of Guelph

University of Guelph: Logarithms

For Students 9th - 10th Standards
Exceptional page explaining almost anything you might want to know about logarithms.
Unit Plan
Ministry of Education and Universities of the Region of Murcia (Spain)

Ministerio De Educacion Y Ciencia: Funcion Exponencial

For Students 9th - 10th Standards
In Spanish. This interactive unit covers the definition and basic properties and graphs of exponential functions.
Graphic
Anne Arundel Community College

Anne Arundel Community College: Math 131: More Graphs

For Students 9th - 10th Standards
The tutorial examines exponential graphs and their properties. Students learn about the mathematics concepts through examples with detailed solutions.
Activity
Richland Community College

Richland Community College: Logarithmic Functions

For Students 9th - 10th Standards
This site from Richland Community College includes basic definition, properties, and graph of the logarithmic function.
Handout
University of Guelph

University of Guelph: Physics Tutorials: Logarithm Bases

For Students 9th - 10th Standards
This site explains the types of logarithms.
Handout
Michigan State University

Michigan State University: Decay Constants and Half Lives

For Students 9th - 10th Standards
This site from the Michigan State University provides a short review of decay constants and half-lives.
Activity
Curated OER

Simple Interest

For Students 9th - 10th
A "simple" review over simple interest.
Handout
Math2

Math2.org: Series Expansions

For Students 9th - 10th
A thorough review of calculus series. Links direct the student to the basic properties of series, as well as to explanations and examples of convergence tests in series. The expansions for exponential, logarithmic, and root functions and...