Section 6.4
Logarithmic Functions

FIU has online movies to help with this topic on this page. You must have QuickTime Player, a free download, installed on your computer.

The University of Idaho provides another online resource. These lectures are only viewable by those with DSL or cable modems. Real Player, a free download, is required to see these videos. The videos cover the topics below. To see the videos, go to this page and look under section 6.4.
The definition of the logarithmic function & some examples
Changing exponential expressions into logarithmic expressions and vice-versa
Finding the domain and intercepts of a logarithmic function
Graphs of logarithmic functions
Applications of logarithmic functions

Joliet Junior College has online videos that require Windows Media Player, a free download.
Change exponential equations to logarithmic equations and vice versa
Evaluate logarithmic expressions
Determine the domain of a logarithmic function
Graph logarithmic functions
Solve logarithmic equations

The Math Emporium at Virginia Tech has online videos. QuickTime Player, a free download, is required to view them.
Logarithmic Functions

Other online help:
PurpleMath.com
Interactive tutorial