The Texas Instruments TI-89 Titanium Graphing Calculator in black is a handheld calculator designed for mathematical and graphing tasks. Powered by batteries, this model from Texas Instruments offers a regular display size and is perfect for students, professionals, and anyone in need of a reliable graphing calculator for their calculations. With the trusted Texas Instruments brand name and specific model, the TI-89 Titanium is a versatile tool for solving equations and creating graphs efficiently.
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