Larson, Roland E. <br/><br/>
Precalculus :  a graphing approach / 
Roland E. Larson, Robert P. Hostetler, Bruce H. Edwards. 
 - Mass. :  D. C. Heath,  c1993. 
 - xxx, 794 pages :   color illustrations ;  24 cm 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0669285005 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Functions<br/>Algebra--Graphing methods.
<br/><br/><label>LC Class. No.: </label>QA331.3   / L32 1993