Precalculus
MA115 Fall 2022: Northern Michigan University

Precalculus & College Algebra Resources

  • A free textbook in .pdf format can be found here, from Lakeland Community College in Ohio. It is large, but it's free and useful.
  • If you struggled in College Algebra you might try watching some videos to fill in the gaps.
  • An online College Algebra Tutorial
  • If you haven't heard yet, The Khan Academy has lots of great online lectures for Precalculus and College Algebra