# Pre-Calculus

The best videos, books, apps, and other learning resources our members recommend:

### Precalculus

7th - High School | Online class You may think that precalculus is simply the course you take before calculus. You would be right, of course, but that definition doesn't mean anything unless you have some knowledge of what...
Free

### Precalculus

9th - High School | Online class Skills:- Functions

- Systems of inequalities

- Nonlinear inequalities

- Matrices

- Two- and three-dimensional vectors

- Quadratic functions

- Sequences and series

- Polynomials

-...

*$10 monthly*

### Precalculus: A Prelude to Calculus

High School - College | Book, ebook/Kindle Sheldon Axler's Precalculus focuses only on topics that students actually need to succeed in calculus. Because of this, Precalculus is a very manageable size even though it includes a student...*$70*

### Precalculus Course Assistant

9th - High School | Android, iPhone/iPad, Windows Get help and answers with Precalculus, including limits. Easy interface guides you through course topics and has calculators and solvers for homework. Evaluate any numeric expression or...*$2*