CK-12 Foundation
Ck 12: Algebra Ii: Analysis: Graphs of Logarithmic Functions
[Free Registration/Login may be required to access all resource tools.] This lesson covers graphing logarithmic functions. Students examine guided notes, review guided practice and attempt practice problems.
CK-12 Foundation
Ck 12: Algebra: Applications of Exponential Functions
[Free Registration/Login may be required to access all resource tools.] This lesson covers how to use exponential functions in real-life situations. Students watch a video tutorial, explore guided notes and attempt practice problems.
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.
Wolfram Research
Wolfram Math World: Antilogarithm
Very short anitlogarithm page with definition and links to related topics. This MathWorld site is most useful as a reference rather than a site to learn.
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: Table of the Common Logarithm
This lesson from SOS Math provides results, in table form, for the common logarithm with numbers 1 through 10.
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.
Other
Principia Cybernetica Web: Logarithm
Short site with links to related sites on the topic of the Logarithm
Interactive Mathematics
Interactive Mathematics: Logarithms to Base 10
A short tutorial on common logarithms to base 10. Good example exercises.
Tech Target
What Is: Exponential Function
A good site explaining the exponential function. The site has links to related topics
University of Saskatchewan (Canada)
University of Saskatchewan: Physics 111 Algebra Review
This site provides a brief algebra review in the following areas: exponents, logarithms, quadratic equations, and linear equations.
Math Words
Math words.com: Natural Logarithm
A brief explanation for what the natural logarithm is. Shows how to write the natural logarithm of x.