The Texas Instruments TI-89 Titanium Plus Graphing Calculator in black is a handheld unit suitable for basic, financial, and graphing calculations. With a regular display size and key size, this calculator is powered by batteries and includes USB connectivity for easy data transfer. This graphing calculator, a model from Texas Instruments, is designed for use in various office and educational settings and is proudly manufactured in the United States. Ideal for those in need of a reliable and versatile calculator for their professional or academic needs. If you have any questions, feel free to message me.
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