This Texas Instruments TI-89 Graphing Financial Calculator is a reliable and efficient tool for any mathematical task. With its regular key size and display, it is easy to use and navigate. This handheld calculator runs on battery power and has been tested to ensure it is in good working order. It features a range of functionalities including calculus, programming and USB connectivity. The calculator is perfect for those in business, office or industrial settings who require a reliable and efficient calculator for their mathematical needs.
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