This document discusses working with logarithms. It provides instructions on how to simplify logarithmic expressions by moving logs, expanding each logarithm, and using the change of base law. Examples are given of finding values and solving logarithmic equations. No base is indicated, referring to common logarithms with base 10.

1. Working With
Logarithms
Moving logs to ... by flickr user gbaku

2. Express as a single logarithm

3. Simplify as completely as possible.

4. Expand each logarithm as much as possible ...

6. Simplify each expression into a single logarithm ...

7. Given:
Find the value of:

9. Given:
Find the value of:

10. Solve each of the following using logarithms ...
When no base is indicated, the
The Common Logarithm
base of the logarithm is base 10.

11. a =b
x
a =b
x
The Change of
Base Law