Varberg, Dale E. <br/><br/>
Algebra and trigonometry :  a graphing approach / 
Dale Varberg, Thomas D. Varberg. 
 - Upper Saddle River, N.J. :  Prentice Hall,  c1996. 
 - xii, 579 p. :  ill. ;  25 cm. 
<br/><br/> Includes index. 
<br/><br/> This book covers most of the topics that have been part of an algebra and trigonometry book for decades. 
<br/><br/><label>ISBN: </label>0133815757 
<br/><br/><label>LCCN: </label>95022374  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra--Data processing.<br/>Graphic calculators.<br/>Trigonometry--Data processing.
<br/><br/><label>LC Class. No.: </label>QA 155.7.E4  / V37 1996 
<br/><br/><label>Dewey Class. No.: </label>512/.13