Properties of logarithms

Properties of logarithms Examples

Properties of Logarithms The Log of a Product Equals the Sum of the Logs The Log of a Quotient Equals the Difference of the Logs

Properties of Logarithms The Log of a Power Equals the Product of the Power and the Log

Examples Writing a Logarithmic Expression as a Sum of Logarithms Writing a Logarithmic Expression as a Difference of Logarithms Writing a Logarithmic Expression as a Sum and Difference of Logarithms Writing Expressions as a Single Logarithm

Examples On-line example More on-line examples

Change of Base Formula Approximate So how do we do this in general?

Change of Base Formula

Using the Change of Base Formula Approximate More Examples

Graphing Logarithmic Functions Whose Base is Neither 10 nor e Use the Change of Base formula to make it either a natural log or common log and use the steps to graphing a log function.

Summary of Properties of Logarithms See page 320 for a summary of the logarithm properties