Texas Instruments TI-89 Manual

Computer Algebra Systems: An Introduction
© R. Meisel, April 7, 2007
rollym@vaxxine.com
Topic: An Introduction to Computer Algebra Systems (CAS)
Notes to the Teacher:
This activity is designed to use the CAS on the TI-89/89T/92 calculator
family to enhance understanding and instruction. All screen shots are from the
TI-89.
This material may be used freely by teachers in their classrooms. The copyright
message must not be removed. Any other use or publication without the consent
of the author is a breach of copyright.

Texas Instruments TI-89 Specifications

General

Display size (HxV)	100 x 160 mm
Memory type	639K FLASH ROM, 188K bytes RAM
Compatible operating systems	Operating System 2.09
Battery type	AAA