Texas Instruments TI-82 graphing scientific calculator ideal for students

The Texas Instruments TI-82 is made for graphing out mathematical and scientific problems and can connect to the computer for easy programming and data collection with the TI-Graph Link cable. Features 8-line x 16-character display plus a split-screen mode for reading graphs and viewing calculations at the same time for easy comprehension and visualization. Can analyze up to five matrix variables and save for later use and includes functions for quartic polynomial regressions, intersections, and other common expressions. The TI-82 can store data lists of up to 99 elements and three different plots for quick reference and calculations. Ergonomically crafted in a comfortable shape and design for ease of use during work. Color-coded buttons and directional pad makes scrolling and navigation quick and efficient. Often required in high school math classes (great for algebra, trigonometry, statistics, pre-calculus, and more). Also useful for college accounting, financial, or business courses, in office and professional settings, or for budgeting at home. Condition: Used but in storage for years. Still works but needs batteries. View my closet and bundle with my other scientific calculator and financial calculator or office supplies for BIG SAVINGS! I am always open to offers!