This Texas Instruments TI-89 Titanium Graphing Calculator is a must-have for any math or science student. With its regular key size and handheld size, it is easy to use and carry around. It features an LCD display, USB connectivity, and calculus functions, making it a versatile tool for any student. This calculator requires battery power and comes with one unit quantity. It is a graphing calculator made by Texas Instruments in China. It is important to note that this product comes with a cover for added protection.
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