This item has been discontinued by the manufacturer.
Pen-Touch LCD Graphing Calculator with large high-contrast display, a unique multi-line Equation Editor, simplified operation keys, and touch-screen editing.
- EZ Key allows you to enter, store, and edit up to ten graphs! The EZ key makes Rapid zoom, Rapid graph, and Rapid window easy.
- Pen Touch Screen Operation enables you to navigate easily by touching the durable screen with your finger, pencil eraser, or stylus that is stored conveniently inside the calculator.
- Large Display: 8 line x 22 character LCD display (132 x 64 pixels)
- Tool key solves second and third degree polynomial equations.
- Advanced functions are accessible via pull-down menus.
- Equation Editor shows equations exactly as they appear.
- Solver Key allows you to solve equations both numerically and graphically.
- Additional Features: includes 32KB RAM, financial functions, split screen option, built-in and self-made slide shows, communications port, and protective hard cover.
Sharp EL-9900C Reversible Keypad Graphing Calculator