Tamayo, Joycelyn S. <br/><br/>
Precalculus :  a worktext for senior high school / 
Joycelyn S. Tamayo, Mary Joy A. Villareal, and Jophel M. Gatmaitan 
 - Quezon City :  Brilliant Creations Publishing, Inc.,  c2017. 
 - vi, 322 pages :  25 cm. 
<br/><br/>Chapter 1. Exploring circles -- Chapter 2. Exploring the parabola -- Chapter 3. Exploring the ellipse -- Chapter 4. Exploring <br/> the hyperbola -- Chapter 5. Understanding systems of nonlinear equations -- Chapter 6. Exploring series and mathematical induction -- Chapter 7. Exploring the unit circle -- Chapter 8. Exploring the trigonometric identities -- Chapter 9. Exploring inverse trigonometric functions and trigonometric equations -- Chapter 10. Exploring the polar coordinate system. 
<br/><br/><label>ISBN: </label>9786218006584