The Precalculus course covers complex numbers; composite functions; trigonometric functions; vectors; matrices; conic sections; and probability and combinatorics. It also has two optional …

In mathematics education, precalculus is a course, or a set of courses, that includes algebra and trigonometry at a level that is designed to prepare students for the study of calculus, thus the …

This site contains high school Precalculus lessons on video from four experienced high school math teachers. There are also packets, practice problems, and answers provided on the site.

Explore the fundamentals of precalculus with OpenStax's comprehensive, free educational resource designed for high school and college students.

Learn Precalculus skills for free! Choose from hundreds of topics including functions, complex numbers, vectors, matrices, and more. Start learning now!

Master precalculus with clear explanations, step-by-step solutions, and free guided notes at Understand the Math. This page covers functions, polynomial and rational expressions, …

It is a text which students can learn from in its simplicity, clarity, and logic, and conversational tone, while maintaining mathematical correctness and completeness. An important element of …

Explore essential teacher resources for AP Precalculus, including course materials, exam details, and course audit information.

Our Intermediate Algebra class includes the non-trigonometric topics of a typical precalculus class, plus a great many interesting topics left out of most standard curricula.

Free, interactive video lessons on precalculus!