Rusczyk, Richard. <br/><br/>
Precalculus / 
At head of cover title:  Art of problem solving 
Richard Rusczyk. 
 - Alpine, CA :  AoPS,  c2009. 
 - xvi, 506, [6] p. :  ill. ;  28 cm. 
<br/><br/>Includes bibliographical references (p. [512]) and index. 
<br/><br/>Functions review -- Introduction to trigonometric functions -- Trigonometric identities -- Applications to geometry -- Parameterization and trigonometric coordinate systems -- Basics of commplex numbers -- Trigonometry and complex numbers -- Geometry of complex numbers -- Vectors in two dimensions -- Matrices in two dimensions -- Vectors and matrices in tjhree dimensions, part 1 -- Vectors and matrices in tjhree dimensions, part 2 -- Vector geometry -- references -- Hints to selected problems. 
<br/><br/><label>ISBN: </label>9781934124161 1934124168 
<br/><br/><label>LCCN: </label>2010279247 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Precalculus--Problems, exercises, etc.
<br/><br/><label>LC Class. No.: </label>QA39.3  / .R87 2007 
<br/><br/><label>Dewey Class. No.: </label>515 RUS