Algebra and Trigonometry Author:Michael Sullivan Represents mathematics as it appears in life, providing understandable, realistic applications consistent with the abilities of any reader. This book develops trigonometric functions using a right triangle approach and progresses to the unit circle approach. Graphing techniques are emphasized, including a thorough discussion of polar coordinate... more »s, parametric equations, and conics using polar coordinates. Those looking to master essential skills of Algebra and Trigonometry.« less