Orines, Fernando B. <br/><br/>
Precalculus / 
Precalculus 
 - Quezon City :  Phoenix Publishing House Inc.,  c2016. 
 - vii, 269 pages :  25 cm. 
 - Next Century Mathematics. .
<br/><br/>Unit 1. Conic sections -- Unit 2. Series and mathematical induction -- Unit 3. Circular functions -- Unit 4. Trigonometric identities and equations -- Unit 5. Polar coordinate system. 
<br/><br/><label>ISBN: </label>9789710639311