Math 120: Intermediate Algebra

The Adobe Reader

To use the textbook and Optimath system in this course, you must have properly installed and configured the Adobe Reader on your computer. You will need to download a free copy of the Acrobat Reader to read them. Click the following icon to obtain a free copy of the Acrobat Reader.

It is important that you have the most current version of the Acrobat Reader that your system will allow. The above links will take you to the Adobe site. The Adobe site will analyze your system, but you may be asked to choose the appropriate version of the reader for your system. If this happens, carefully select the appropriate version of the reader for your system.

Installation Instructions:

Course Description

At College of the Redwoods, Math 120 is the course number for our Intermediate Algebra course. Intermediate Algebra builds on the concepts and skills learned in Elementary Algebra, and emphasizes the concept of functions that is needed in subsequent work in mathematics and the sciences.

Prerequisites: Grade of C or better in Math 380 (Elementary Algebra) or equivalent, or an appropriate score on the math placement exam.

Course Description: A course in which functions are investigated graphically, numerically, symbolically and verbally in real-world settings. Linear, quadratic, absolute value, polynomial, rational, radical, exponential, and logarithmic equations and functions are explored. Technology is integrated into all aspects of the course.

Be sure to visit this page often, as there may be updates to the information provided.

Intermediate Algebra Textbook

In the summer of 2006, work was completed on the first edition of the Intermediate Algebra text. Each semester, every student in intermediate algebra at the College receives a free copy of the text and solutions manual on CD. The current versions of the text and solutions manual have not changed since the Fall of 2007. If you have or purchase an edition that says "Fall 2007," please note that this is the version that will be used in Spring 2009. The complete textbook is available online at:

You will need to download and install the Adobe Reader in order to read the textbook files on your computer.

Further notes regarding the textbook:

Graphing Calculator

Students are required to use a graphing calculator in the Math 120 course. Indeed, one of the student learning outcomes for the course is: Students should be able to use graphs and the graphing calculator to explore mathematical concepts and to verify their work. At the end of the course, students should be able to:

Graphing Calculator Rentals: Students can rent a calculator for the semester for $20. Instructions are available at the following link:

Graphing Calculator Rental Program

Help for using the graphing calculator is available.

Online Practice and Testing in Mathematics (OPTIMATH)

OPTIMATH is our locally-developed online practice and testing system. The portal for OPTIMATH is:

There are numerous resources to assist students and instructors.

Further Resources

Here is a list of further resources to help student successfully complete the course.

Important Links

Current Math 120 Home Pages