This is a brand new, sealed Corner Office graphing scientific calculator with the model number ATC-139. It is a handheld device that runs on batteries and features an LCD display. This calculator is perfect for students, professionals, and anyone who needs to perform complex calculations quickly and accurately. With its advanced features and the ability to handle algebra, SAT, and ACT calculations, this calculator is sure to be a valuable tool for anyone in need of a reliable scientific calculator. The calculator is customizable and easy to use, making it a great choice for both beginners and advanced users.
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