Unlock advanced mathematical insights with this Texas Instruments TI-85 graphing calculator. A trusty companion for students and professionals, this tool empowers you to tackle complex equations, visualize data, and explore mathematical concepts with clarity. It comes complete with a protective cover to ensure its longevity and portability. Imagine yourself effortlessly navigating calculus problems, statistical analyses, and intricate graphs during exams, research projects, or professional presentations. Its robust functionality makes it ideal for use in classrooms, engineering labs, or simply for expanding your knowledge at home. Type: Graphing, Scientific Power Source: Battery Keywords: Texas Instruments, TI-85, Graphing Calculator, Scientific Calculator, Engineering, Mathematics, School Supplies, Education, Calculator, Tested, Working, Vintage Calculator, TI85