Texas Instruments TI-89T Titanium Graphing Calculator with Advanced Mathematics Software

The Texas Instruments TI-89T Titanium Graphing Calculator with Advanced Mathematics Software has all the functionality of the TI-89, with over three times the Flash Memory, more applications, and a USB port for convenient connectivity with another TI-89 Titanium and more. The TI-89T is Texas Instrument's most powerful graphing calculator.

A built in USB port makes data transfer ultra convenient, and it's advanced functionality and 3-D graphing make problem-solving for AP, advanced mathematics, and engineering courses infinitely easier. It's the most powerful TI graphing calculator allowed for use on the PSAT/NMSQT, AP Calculus, AP Statistics, AP Physics, AP Chemistry, SAT I, SAT II, and Math IC & IIC exams. (Please note, the TI-89 is not permuted on the ACT exam.)

Features:

- High resolution 100 x 160 pixel display
- Internal clock with date and time display
- Preloaded with Official AP Calculus exam review questions
- Symbolic manipulation for algebra, calculus, and differential equations
- Over 100 symbolic units in 28 categories for use in equations and computations
- 20 stored constants with symbolic units for scientific calculations
- Up to 99 graphing equations defined and saved for each graphing mode
- Real-time rotation of 3-D surfaces
- Slope and direction fields for exploring differential equations
- Active Calculator Home history screen can hold up to 99 previous screen entries
- RK and Euler numeric differential equation solving methods
- 255 symbols in character set
- 16 preloaded graphing calculator software applications
- Electronically upgradeable, allowing you to stay up to date on software and apps
- USB port for computer connectivity and unit-to-unit communication
- Compatible with CBL2 and CBR
- Kickstand Slide Case to prop up calculator
- CD with operating manual
- TI Keyboard-compatible
- Powered by 4 AAA batteries with battery back-up to protect RAM
- About 2.7 MB of user-available Flash ROM 188K of user-available RAM
- One (1) year manufacturer's warranty

Additional Resources for the TI-89T Titanium Graphing Calculator

Downloadable Applications
Downloadable Guidebooks
Downloadable Operating Systems
Downloadable Key Fonts
Downloadable Instructions
Information About Exam Acceptance and Calculator Use