Schaum's Outline of PreCalculus 2nd Ed - Schaum's Outline Series Author:Fred Safier Schaum's has Satisfied Students for 50 Years. Now Schaum's Biggest Sellers are in New Editions! For half a century, more than 40 million students have trusted Schaum's to help them study faster, learn better, and get top grades. Now Schaum's celebrates its 50th birthday with a brand-new look, a new format with hundreds of pr... more »actice problems, and completely updated information to conform to the latest developments in every field of study. Schaum's Outlines-Problem Solved More than 100,000 sold! This book has been updated to reflect the latest course scope and sequence. Review problems have been added after key chapters as well as more supplementary practice problems. An informal level discussion of limits, continuity, and derivatives has also been added, as well as additional information on the algebra of the dot product, exponential form of complex numbers, and conic sections in polar coordinates-plus business applications such as average rate of change, price/demand and science applications, including projectiles.« less