Texas Instruments TI-89 Titanium Graphing Calculator - Black
$89
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$89
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Used- Tested and fully functional. No issues, all buttons working, screen is in perfect condition. Texas Instruments TI-89 Titanium Graphing Calculator - Black with gray face. The TI-89 Titanium also has a USB On-The-Go port, for connectivity to other TI-89 Titanium calculators, or to a computer (to store programs or update the operating system). The TI-89 Titanium also features some pre-loaded applications, such as "CellSheet", a spreadsheet program also offered with other TI calculators. The Titanium has a slightly updated CAS, which adds a few more mathematical functions, most notably implicit differentiation. The Titanium also has a slightly differing case design from that of the TI-89 (the Titanium's case design is similar to that of the TI-84 Plus). Takes 4 AAA Batteries; Batteries not included
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