From the author of two bestselling ''Complete Idiot's Guides''' comes a book aimed at high school and college students who need course help or a brush-up. It follows a standard precalculus curriculum, includes sample problems, and will help students make sense of their textbooks. Difficult topics, such as quadratic equations, logarithms, graphing trig functions, and matrix operations are presented with W. Michael Kelley's signature wit and wisdom.- College enrollment is projected to increase 23% between 2000 and 2013- According to figures released by ACT Inc., nearly 75% of all college-bound students take precalculus or calculus in high school- Author is an award-winning math teacher recognized for his ability to make intimidating math topics approachable for even the most terrified students