Leff, Lawrence S. <br/><br/>
Barron's E-Z precalculus / 
 E-Z precalculus  Easy precalculus  Barron's easy precalculus 
Lawrence S. Leff. 
 - Hauppauge, NY :  Barron's Educational Series,  c2010. 
 - 469 p. :  ill. (some col.) ;  26 cm. 
 - Barron's E-Z series .
 - E-Z series. .
<br/><br/> Rev. ed. of : Precalculus the easy way, 2005.  Includes index. 
<br/><br/><label>ISBN: </label>9780764144653 (pbk.) 0764144650 (pbk.) 
<br/><br/><label>LCCN: </label>2009050035  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra--Problems, exercises, etc.<br/>Mathematical analysis--Problems, exercises, etc.
<br/><br/><label>LC Class. No.: </label>QA154.3  / .L43 2010 
<br/><br/><label>Dewey Class. No.: </label>512