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.
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Exponential Equations
Use your knowledge of logarithmic properties in order to solve "exponential equations where x is in the exponent, but the bases do not match." This tutorial offers simple examples and practice exercises for you to complete and check.
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.
Windstream
Ojk's Precalculus Study Page: Change of Base Formula
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.
Khan Academy
Khan Academy: Preparing to Study Chemistry
This resource provides a summary of some fundamental math and science concepts that will be helpful in learning chemistry. Links are provided to help you learn or review the material on Khan Academy.