Hayden, Jerome D. <br/><br/>
Trigonometry / 
Jerome D. Hayden and Bettye C. Hall. 
 - Philippine Edition. 
 - Englewood Cliffs, New Jersey :  Prentice-Hall,  c1993. 
 - viii, 472 pages :  illustrations ;  24 cm . 
<br/><br/>Includes index. 
<br/><br/>Part 1. Trigonometric Functions -- Part 2. Graphing Trigonometric Functions -- Part 3. Right Triangle Trigonometry and Basic Identities -- Part 4. Oblique Triangles -- Part 5. Trigonometric Identities -- Part 6. Inverse Trigonometric Functions -- Part 7. Complex Numbers -- Part 8. Exponential and Logarithmic Functions -- Part 9. Sequences and Series . 
<br/><br/> Trigonometry, like algebra and geometry, is considered a language of mathematics, and mathematics is a vital part of your life. Changes in society and the use of technology require that you have a strong background in mathematics . 
<br/><br/><label>ISBN: </label>9712704351 
<br/><br/><label>Subjects--Topical Terms: </label><br/>TRIGONOMETRY
<br/><br/><label>LC Class. No.: </label>QA 531 .H41 1993