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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 name …

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

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, exponential and …

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

The following How To videos explain topics you will see in precalculus, including algebra techniques, functions, the difference quotient, vectors, systems of equations, exponentials, logarithms, and …

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 …

Need help with PreCalculus? Explore our rich collection of videos, games, activities and worksheets that are suitable for the study, practice or review of PreCalculus.

Precalculus: An Investigation of Functions is a free, open textbook covering a two-quarter pre-calculus sequence including trigonometry.

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 functions, …