Precalculus Problems and Solutions:
Covers lines, functions, algebraic simplification, logarithms and
exponents, and trigonometric equations. Includes practice exercises
and answers.
http://www.math.ucdavis.edu/~marx/precalculus.html
FHS Precalculus Study Page:
Contains study guides for 15 topics complete with sample tests and
answers. Puzzle, games, and calculators.
http://www.alltel.net/~okrebs/
