Section 1.7 Topics:
    Linear and absolute value inequalities:
        Interval notation;
        Linear inequalities;
        Compound inequalities;
        Absolute value inequalities;
        Modeling with inequalities;
        Examples.
  

  Section 2.1 Topics:

    Functions;
        The  function concept;
        Identifying function;
        Domain and range;
        Function notation;
        The average rate of change of a function;
        Constructing functions;
        Examples.