 # MAC 1105 Section 4.3 Logarithmic Functions. The Inverse of a Exponential Function 

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MAC 1105 Section 4.3 Logarithmic Functions

The Inverse of a Exponential Function 

Logarithmic Functions 

Example 1: Write each exponential equation in logarithmic form.   Example 2: Write each logarithmic equation in exponential form.

Evaluating Logarithms 

Basic Properties of Logarithms 

Graphs of Logarithmic Functions 

Example 6: Graph the following graphs.  

Special Logs  Common Log  This a logarithm with base 10.  If no base is indicated, we assume base 10.  We can find the common log of any positive number on the calculator.  Natural Log  This a logarithm with base e.  This is denoted as ln  We can find the natural log of any positive number on the calculator as well.

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