Larson's PRECALCULUS WITH LIMITS is known for delivering the same sound explanations and exercises as the market-leading PRECALCULUS, with a laser focus on preparation for calculus. LIMITS includes a brief algebra review of core topics, coverage of analytic geometry in three dimensions and an introduction to concepts covered in calculus. In the Fourth Edition, the authors incorporate more real-world applications, ongoing review, and innovative technology. This new edition is now supported by WebAssign, the powerful online homework and course management system that engages students in learning math.