Section 4.2 Topics:
Logarithmic functions and their applications;
The definition;
Graphs of logarithmic functions;
The logarithmic family of functions;
Logarithmic and exponential equations;
Applications;
Examples.
Section 4.3 Topics:
Rules of logarithms;
The logarithm o fa product;
The logarithm of a Quotient;
The logarithm of a power;
The inverse rules;
Using the rules;
The base-change formula;
Finding the rate;
Examples.