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Texas Instruments TI-89 Titanium Graphing Calculator, Refurbished

Texas Instruments TI-89 Titanium, Refurbished

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$79.99
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$79.99
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Includes refurbished calculator, slide cover, and battery cover.  Batteries and accessories sold separately.

  • Electronically upgradeable graphing calculator allows you to have the most up-to-date functionality and software applications.
  • 16 preloaded graphing calculator software applications suitable for college math and engineering coursework.
  • Memory management to create folders for specific applications or subjects.
  • Icon desktop for easier access to applications and editors. Pretty Print shows equations and results with radical notation, stacked fractions and superscript exponents.
  • Large 100 x 160 pixel display for split-screen views. Compatible with CBL 2 system, CBR 2 motion sensor, vernier easylink and vernier easytemp systems to allow collection and analysis of real-world data.

This versatile graphing calculator features advanced functionality and 3D graphing that makes problem-solving for AP®, advanced mathematics and engineering courses easier. Built-in Computer Algebra System (CAS) allows you to explore and manipulate mathematical expressions in symbolic form.