Equations in one variable:
Definitions;
Solving linear equations;
Identities, conditional equations, and inconsistent equations;
Equations involving rational expressions;
Equations involving absolute value;
Equations used as models;
Examples.
Section 1.2
Topics:
Constructing
models to solve problems:
Modeling with formulas;
Constructing your own models;
Examples.
Section 1.3
Topics:
Equations and
graphs in two variables:
The cartesian coordinate
system;
The distance formula;
The midpoint formula;
The circle;
The line;
Using a graph to solve an
equation;
Examples.