Trigonometry:  with calcchat and calcview/ 
Ron Larson 
 - 10th edition 
 - Boston:  Cengage Learning,  2018. 
 - xi, 504 pages:  illustrations;  28 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9781337278461 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry--Study and teaching
<br/><br/><label>LC Class. No.: </label>Circ QA 531 .L37 2018