CASIO ClassPad II FX-CP400 Graphing Calculator (CAS) - Black

The Casio ClassPad II FX-CP400 is a graphing calculator with a Computer Algebra System (CAS) designed for mathematics, science, and engineering coursework. It uses symbolic notation to perform algebraic calculations. The device features a 16-line LCD with a 25-digit display. Users navigate the interface using physical buttons and a touchscreen. The 528 x 320 pixel screen ensures clarity for plotting, and the split-screen function allows users to view formulas and their corresponding graphs simultaneously.

The device is powered by four AAA alkaline batteries and includes an automatic power-off function. It weighs 315 g and measures 89 x 21.1 x 206 mm. A built-in backlight makes the screen easy to read in dim light, though the display does not tilt. An integrated USB port allows for data transfer. The unit uses RAM and Flash-ROM to store user data and applications. It includes profit calculation functions but does not come with a protective cover or carrying case.

• Computer Algebra System (CAS) — handles symbolic expressions and algebraic forms for advanced mathematics.
• 528 x 320 pixel touchscreen — supports stylus and finger input for direct manipulation of graphs and menus.
• 16-line LCD display — presents complex, multi-step calculations and long equations in a single view.
• USB port — enables wired connections to a computer for data exchange and software management.
• Four AAA battery operation — provides a reliable power source with a maximum runtime of 8,760 hours.
• RAM and Flash-ROM memory — provides storage for custom formulas, graphs, and system data.
• Profit calculation function — calculates cost, selling price, and margin for financial and business tasks.