The Precalculus video lessons (.zip file 536mb in size) provide detailed explanations and instructions, as they teach the math and algebra topics listed below. (When downloading dropbox will say the file is “too big to review”, so just select the download button.) After unzipping the files into a folder named “165 Precalculus Videos by Khan Academy”, just click or select the “index.html” file to view the videos home page in your browser (see picture below). To help prepare for learning precalculus, you may want to first review algebra I and algebra II lesson videos.
- Vectors (17 videos)
- Matrices (36 videos)
Understanding and solving matrices.
- Parametric equations and polar coordinates (7 videos)
An alternative to Cartesian coordinates.
- Imaginary and complex numbers (26 videos)
Understanding i and the complex plane
- Probability and combinatorics (40 videos)
Basics of probability and combinatorics
- Sequences, series and induction (29 videos)
An assortment of concepts in math that help us deal with sequences and proofs.
- Hyperbolic functions (2 videos)
- Motivation and understanding of hyperbolic functions.
- Limits (8 videos)
- Preview of the calculus topic of limits
Math 120 Precalculus Textbook, a First Course in Problem Solving (5.3mb)
Parabolic Functions Lesson with Answers
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Precalculus and Advanced Topics Module 3 engageny, Teacher Materials.zip (36mb)
Precalculus and Advanced Topics Module 3 engageny, Topic Overviews.zip (1.86mb)
Precalculus Cheat Sheet
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Precalculus High School Textbook
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– love learning -your best ed lessons guide, Scott