Goodman, Arthur. <br/><br/>
Precalculus :  understanding functions : a graphing approach / 

 - Pacific Grove, CA :  Brooks/Cole,  c2000. 
 - xvi, 896 pages :  Illustrations ; 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0534371760 (acidfree paper) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Functions.
<br/><br/><label>LC Class. No.: </label>QA 331.3  / GOO