Ti-89 Titanium Programmable Graphing Calculator

Electronically upgradeable graphing calculator allows you to have the most up-to-date functionality and software applications. 16 preloaded graphing calculator software applications suitable for college math and engineering coursework. Memory management to create folders for specific applications or subjects. Icon desktop for easier access to applications and editors. Pretty Print shows equations and results with radical notation, stacked fractions and superscript exponents. Permitted for use on many state and standardized tests.Package Includes: Batteries; Hard Slide Case; USB Cable  Global Product Type: Calculators-Graphing Power Source(s): Battery Display Notation: Graphic Display Characters x Display Lines: 160 x 120 Memory: 188KB RAM Memory: 2.7MB ROM Display Type(s): LCD Case: Hard Case Display Characters Height: 2.4 mm Percent Key(s): No Fraction Calculations: No Fraction/Decimal Conversions: No Decimal Function: No +/- Switch Key: No Currency Exchange Function: No Metric Conve