Casio Scientific Calculator 2nd Edition - (FX-991MS-2)

The Casio FX-991MS 2nd Edition executes 401 integrated functions through S-V.P.A.M. logic. A 2-line dot matrix display presents the equation and result simultaneously to reduce input mistakes. On this updated version, curved edges replace the old angular frame and a high-contrast font improves key readability during fast-paced work.

Key Features

1. 401 Integrated Functions: Solves matrix, vector, integration, and differentiation problems. Processes complex engineering equations without manual derivation.
2. Two-Way Power: Solar cells paired with an LR44 battery. Operations continue during low light or sudden battery depletion.
3. 3-Year Warranty: Official manufacturer backing against internal hardware failure. Slide-on hard case protects the plastic keys from road dust.
4. S-V.P.A.M. Logic: Formulas appear on screen exactly as written in textbooks. Users verify multi-step calculations without losing track of the sequence.
5. 40 Scientific Constants: Built-in values for physics and chemistry calculations. Eliminates the need to memorize atomic weights or universal constants.

Frequently Asked Questions

Is Casio FX-991MS 2nd Edition allowed in HSC exam?

This non-programmable model adheres to current HSC board regulations. It lacks text storage and graphing features that typically lead to exam disqualification.

How to check original Casio FX-991MS 2nd Edition?

Genuine units feature a holographic sticker and a QR code for digital verification. Original plastic keys feel firm and the display shows no ghosting under pressure.