There are lots and lots of online videos and websites to help you review and learn precalculus and college algebra. And you could waste a lot of time trying to find help.

So, how can you prepare for calculus and not waste time?

Use 17-University Precalculus

We have sorted through lots of videos and websites for you and organized everything you need. We build discussion around videos and provide lots of practice problems, ALL with worked out solutions (not just answers but complete, worked out in detail and explained solutions).

So, who is this site for? We built this site for the serious college student in math, engineering, science and/or business . . . pretty much any college student serious about learning precalculus, college algebra, algebra 2, analytic geometry or trigonometry. We also assume that you will be going on to calculus but this is not a requirement to learning from this site.

To get the most out of this site, you need a solid background in basic algebra and basic geometry. You also need some exposure to trigonometry.

So how much will this cost you? Nothing! All the material is free.

Ready to really UNDERSTAND precalculus? Okay, let's go.

To get started, select a topic from the menu.

Precalculus Books Recommendations

Here are a few books that we recommend from which to learn precalculus. For a complete list of books, go to the 17-University Precalculus Amazon Bookstore .   Also read our college books page to learn how to get the most out of your textbooks and supplementary books.

Schaums Outline of Precalculus
Word Problems Demystified