About Precalculus
Precalculus is the study of algebra, trigonometry, and analytic geometry. A short list includes: algebraic equations and inequalities; graphs and operations on relations and functions; exponential, logarithmic, and trigonometric functions with applications; and systems of equations including matrices. This level of mathematics is for high school and undergraduate students.
About Precalculus
Published by Library of Math -- Online math organized by subject into topics.
Written by Smith, David A.
http://www.libraryofmath.com/about-precalculus.html
