- RAM: 188KB
- Flash ROM Memory: 2.7MB
- Internal Clock with Date and Time Display
- Impact-Resistant Slide Case
- Real Time Rotation of 3D Surfaces
- Interactive Numeric Equation Solver
The Texas Instruments TI-89 Titanium Graphing Calculator gives you enhanced functionality and software applications. It 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.