Paul Dawkins
Paul's Online Notes: Algebra: Logarithm Functions
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...
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Logarithmic Functions
This clear tutorial provides the definition of a logarithmic function as well as instruction on how to perform important tasks with them. Find step-by-step solutions to example problems and practice exercises for you to complete and check.
University of Guelph
University of Guelph: Graphing With Logarithmic Paper
Good tutorial explaining how to produce a graph on logarithmic paper.
Math Notes and Math Tests
Pre Calculus Notes: Logarithmic (Log) Functions and Their Graphs [Pdf]
The resource from a professor at San Diego Mesa College investigates logarithmic functions and their graphs. Topics examined are common logs, basic log properties, and domains of logarithmic functions. Class notes and examples are included.
University of Vienna (Austria)
Math Online: Functions
This interactive site uses applets to show sample graphs of each simple power function, a function plotter, graph puzzles, and more. Great site.
Purple Math
Purplemath: Graphing Logarithmic Functions: Intro
This lesson details graphing logarithmic functions. The lesson explains the relationship between the graph of the logarithm and its inverse. The site gives examples of logarithmic graphs of base 2, 3, and e. Shifts in logarithmic graphs...
CK-12 Foundation
Ck 12: Algebra Ii: 3.11 Modeling With Exponential Decay and Log Functions
This lesson continues exploring the process for modeling real world scenarios by writing and solving exponential and logarithmic functions. It also covers how to create and interpret graphs of such functions.
CK-12 Foundation
Ck 12: Algebra Ii: 3.6 Transformations of Log Functions
This section explores the many ways that logarithmic functions can be transformed, and how those transformations cause their graphs to be translated in different ways.
CK-12 Foundation
Ck 12: 3.4 Graphs of Logs as the Inverse of Exponential Functions
This lesson explores the statement that the log functions are identified as the inverse of exponential functions. These functions will be compared visually through the graphs of both the logarithmic and exponential functions.