CK-12 Foundation
Ck 12: Solving Logarithmic Equations
[Free Registration/Login may be required to access all resource tools.] This lesson covers solving logarithmic equations. Students learn how to solve a logarithmic equation with any base.
Cool Math
Coolmath: Pre Calculus Logarithms
This CoolMath resource provides guided practice logarithm problems that can be tested on a calculator.
Cool Math
Coolmath: Some Special Logs
This CoolMath resource will help students learn about exponentials and logarithms.
Cuemath
Cuemath: Euler's Number
You will learn about Euler's Number with simulations and practice questions. After this lesson, you will be able to easily solve problems on Euler's number value, Euler's number calculator, Euler's number proof, and Euler's number digit.
CK-12 Foundation
Ck 12: Analysis: Product and Quotient Properties of Logarithms
Learn how to use the product and quotient properties of logarithms.
Other
Nearpod: Relationship of Exponents & Logarithms
In this lesson, students will learn how exponents and logarithms are connected and how to evaluate logarithms.
Help Algebra
Help algebra.com: Properties of Logarithms
Three properties of logarithms are presented here (product, quotient, and power properties). Examples are provided to demonstrate how to use the properties to expand and simplify logarithmic expressions.
Help Algebra
Help algebra.com: Solving Logarithms and Exponentials
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.
Math2
Math2.org: Exponential Identities
A list of exponential rules and logarithm rules for manipulating such terms and factors in equations or expressions.
Math2
Math 2: Exponential Identities and Logarithms
Exponential identities and logarithms that are commonly used are listed on this page.
Math2
Math 2: Exponential Identities and Logarithms
Exponential identities and logarithms that are commonly used are listed on this page.
University of Utah
University of Utah: A Simple Example Logarithms
This site from the University of Utah provides a good simple base conversion page.
Windstream
Ojk's Precalculus Study Page: Laws of Logarithms
Eight laws reguarding logarithms. The laws include the Law of X, 0, 1, and more. Sample problems and solutions provided.
Math Medics
S.o.s. Math: Solving Exponential Equations
Examples showing how to solve the exponential equation by using logarithms. It also includes a set of exercises to practice with.
Wikimedia
Wikipedia: Common Logarithm
Discusses using a table of logarithms before the use of calculators, gives an example of a logarithm and the parts of a logarithm, and also discusses the difference in the way mathematicians and engineers write logarithms.
Paul Dawkins
Paul's Online Notes: Algebra Cheat Sheet [Pdf]
An algebra "cheat sheet" to use as a reference when completing algebra homework. Lists basic facts, properties, operations, formulas, and functions, as well as common errors.
Wikimedia
Wikipedia: Irrational Number
At this site from Wikipedia you can learn the definition of an irrational number, then look at examples and explanations of why some numbers are irrational and others are not.
University of Saskatchewan (Canada)
University of Saskatchewan: Modeling Exponential Decay Using Logarithms
Radioactive decay is a real-life example of exponential decay. This site solves an example problem by using the exponential decay equation.
eFunda
E Funda: Properties of Logarithmic Functions
A list of properties of logarithmic functions. A handy reference tool while working problems.
Other
Principia Cybernetica Web: Logarithm
Short site with links to related sites on the topic of the Logarithm
Johan Claeys
Problems About Exponential and Logarithmic Functions
This site presents a set of problems in exponential and logarithmic functions and walks the student through the procedure for solving the problem.
Math Is Fun
Math Is Fun: Logarithms (Introduction)
Students learn about logarithms in this mathematics resource. The resource explores types of logarithms, terminology, and examples.
Interactive Mathematics
Interactive Mathematics: Properties of Logarithms
The properties of logarithms are presented here, along with examples of how to apply to them to situations like population growth.