📊 Powerful Cal FX-991EX Scientific Calculator
Designed for students, engineers, and professionals, the Cal FX-991EX delivers advanced functionality with a sleek, easy-to-use interface—perfect for complex mathematical and scientific calculations.
🔢 Advanced Functions for Complex Calculations
Handle a wide range of advanced calculations, including:
✔ Matrix & Vector Calculations
✔ Integration & Differentiation
✔ Equation Solving (Simultaneous & Polynomial)
✔ Statistical Analysis (Regression, Standard Deviation)
✔ Complex Number Operations
🖥️ High-Resolution Natural Textbook Display
The high-resolution LCD shows mathematical expressions exactly as they appear in textbooks—making it easier to understand formulas and reduce errors during calculations.
⚡ Fast Calculation Speed & Intuitive Interface
The faster processor ensures quicker results for large datasets and complex problems. With an intuitive layout, you can seamlessly navigate between functions and perform multi-step calculations with ease.
🔋 Dual Power – Solar & Battery Backup
Equipped with solar power for everyday use and battery backup for low-light conditions—ensuring reliable performance anytime, anywhere.
📊 QR Code Feature for Graph Visualization
Generate QR codes to visualize graphs and calculation results on your smartphone—ideal for learning and analyzing data on the go.
📦 Package Includes:
✔ 1x FX-991EX Calculator
✔ 1x Protective Hard Case
✔ 1x User Manual
✅ Suitable for GCSE, A-Level, and university studies
✅ 552 advanced functions for engineering, math & science
✅ High-speed calculation & natural textbook display
✅ Dual power – solar + battery backup
✅ Compact, lightweight & durable design