The Casio PRIZM fx-CG50, or any graphing calculator in the PRIZM line, is a great option. PRIZM calculators are often much cheaper than any Texas Instruments graphing calculator while still being ...

Casio FX-CG50, the advanced graphing calculator, offers a comprehensive solution with features like memory retention, G-Solve function, 3D graphing, and security options.

The most popular models include the fx-9750GII, the fx-9750GIII, and the PRIZM fx-CG50 line of calculators. Compared to Texas Instruments models, Casio calculators are generally cheaper.