Eduard M. Albay <br/><br/>
Precalculus 
by Albay, Eduard M. 
 - 2nd ed. 
 - Makati City :  Diwa Learning Systems Inc. ;  2020 
 - 234 p. :  ill col. ;  25 cm. 
<br/><br/>Includes bibliography. 
<br/><br/> "Using this textbook effectively can assist you in developing essential 21st century skills, knowledge and competence, which you need to excel in todays knowledge- based society. This especially designed textbook consist of two units. Unit 1 focuses on analytic geometry series and mathematical induction. Unit 2 focuses on trigonometry." 
<br/><br/><br/>English text. 
<br/><br/><label>ISBN: </label>9789714616264 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Precalculus.
<br/><br/><label>Dewey Class. No.: </label>SHS 515 A11p 2020