The Texas Instruments TI-89 Titanium Graphing Calculator is a handheld device designed for businesses and industrial use. This graphing calculator, specifically the model Texas Instruments TI-89, features an LCD display, USB connectivity, backlight, calculus capabilities, and programmable functions. It is powered by batteries, making it convenient for on-the-go use. With regular key size and display, this black graphing calculator from Texas Instruments is a reliable tool for precise mathematical calculations and programming tasks.
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