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.

Study precalculus online free by downloading OpenStax's Precalculus 2e textbook and using our accompanying online resources including a precalculus study guide.

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 …

What is Precalculus? Precalculus courses act as a prerequisite for calculus and cover advanced mathematical concepts based on quantitative reasoning and functions. Schools usually divide …

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

Welcome to Texas Precalculus! Aligned with the Texas Essential Knowledge and Skills (TEKS), this Precalculus course builds a strong foundation in advanced algebraic skills, trigonometric …

Aug 7, 2025 · Precalculus educator resources—insights, tools, trainings, news, events and more, curated for the discipline you teach.