 
                        
      PreCalculus: Understanding Functions
These experienced authors have been praised for their in-depth explanations and their commitment to avoiding a cookbook approach. Their text addresses three critical issues in teaching precalculus: poor student preparation, the need for thoughtful integration of the graphing calculator, and poor student study skills.
 
                  
                 
         
         
       
             
                         
                         
                         
                        



