TEXAS INSTRUMENTS TI-89 Titanium TI-89 Titanium Graphical Calculator  (17 Digit)

Texas Instruments create high-performance classroom technology for educators and students around the world. The TI-89 Titanium is a Graphical Calculator with a 17-digit display and 4 AAA Silver Oxide batteries for backup.

Body and Power

The dimensions of this Texas Calculator are 75 x 105 x 21 mm and it weighs 666.3 g. The software boasts of 16 preloaded Graphing Applications, which can be used extensively owing to the 3x Flash Memory of this TI-89 product. This calculator provides 188 K bytes of user-available RAM and 2.7 MB of user-available Flash ROM for data archive and Apps.

The internal clock with date and time displays information clearly on the 100 x 160 pixel display. The USB port allows you to connect it to your computer and gives access to unit-to-unit communication across other graphing calculators while the Icon Desktop allows easier access to apps and editors.

The Active Calculator Home History of the screen of this TI-89 can hold up to 99 previous entries for deep recall. There are over 100 symbolic units in 28 categories for use in equations, computations and unit conversions. This calculator gives accurate results for all sorts of complex mathematical calculations right from division to trigonometry, standard deviation, regression, square root, grand total, graphical display and picture plotting.

There are 20 stored constants with symbolic units for scientific calculations and up to 99 graphing equations defined and saved for each graphing mode. This TI-89 allows Real Time Rotation of 3D Surfaces and the recursively-defined sequences access any number of previous terms, making it easy for you to keep a track of previous calculations.

An alphabetical CATALOG to access and show help information for each function and command is provided along with this calculator. The high compatibility of this product makes it easy to connect to different devices for efficiency in communication. This calculator saves power since it is equipped with the Auto Power Off Function.

The Impact Resistant Slide Case keeps your calculator from scratches and marks while the Kickstand Slide Case can be used to prop it up to view display and keys better. This TI Calculator comes with a Product CD and a Full Reference Guide Book to make it easy for you to use it effectively and conveniently. An ideal device for science and engineering students, this TI-89 Titanium Graphical is a user-friendly and budget-friendly calculator.