Product details
Basic Specifications:
- Model: FX-991EX (ClassWiz Series)
- Type: Non-Programmable, Non-Graphing
- Display: Natural Textbook Display with Icon Menu
- Input Method: Interactive Menu-Based Operation
- Power Source: Solar & Battery
- Interface: Easy English Menu System
- QR Code Feature: Yes (Graph & Equation Visualization on Smartphone)
Advanced Calculation Features:
- Spreadsheet Calculations: Up to 5 × 45 cells (170 data items)
- Matrix Calculations: Up to 4 × 4 matrices
- Vector Calculations: Up to 3rd-order vectors (4 vectors)
- Equation Solver: 2–4 unknown simultaneous equations & 2nd–4th degree equations
- Inequality Solver: 2nd–4th degree inequalities
- Integration & Differential Calculations: Advanced calculus support
- Statistics: Normal, Binomial & Poisson distributions
- Ratio Calculations: A:B = X:D format
- Engineering Symbols: k, M, m, μ, n support
- Scientific Constants & Metric Conversion: Built-in library
Smart Features:
- Icon-Based Menu: Easy navigation and faster learning
- Natural Display: Fractions, roots, logarithms shown like textbooks
- List Display: Stores and shows variables & statistical data in lists
- Multiline Input: Automatic line wrapping for complex formulas
- One-Touch Lists: Quick access to variables and statistics
- Digit Separator: Easy reading of large numbers
- QR Code Output: View graphs and results on mobile devices
