Demana, Franklin <br/><br/>
Precalculus :  functions and graphs / 
Franklin Demana, Bert K. Waits and Stanley R. Clemens. 
 - 3rd ed. 
 - Reading, Mass. :  Addison-Wesley Pub,  c1997. 
 - xxi 688 pages :   illustrations ;   24 cm 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0201822970 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra.<br/>Trigonometry.
<br/><br/><label>LC Class. No.: </label>QA154.2   / D39 1997