✅ 552 advanced mathematical, statistical, and engineering functions for comprehensive problem solving
✅ Natural Textbook Display for easy reading and input of equations
✅ Dual solar and battery power for reliable use anywhere
✅ Quick QR code generation for digital visualization and sharing
✅ Spreadsheet functionality for simple tabular calculations
✅ Lightweight and durable build, suitable for daily academic and professional use
✅ Permitted in most Kenyan standardized tests including K.C.S.E, making it exam ready
Students (high school, university), teachers, lecturers, engineers, technical professionals, exam candidates, math tutors, scientific researchers
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The Casio FX-991EX 1st Edition is a top-tier scientific calculator designed for advanced mathematics, engineering, and scientific applications. Featuring a high-resolution LCD, over 550 functions, spreadsheet support, and both solar and battery power, it’s ideal for students, teachers, and professionals seeking precision and efficiency. Perfect for use in Kenyan universities, high schools, and technical institutions.
| Component | Specification |
|---|---|
| Model | Casio FX-991EX (1st Edition) |
| Display | Natural Textbook Display with High-Resolution LCD (192 x 63 pixels) |
| Functions | 552 Advanced Functions (including calculus, algebra, statistics, engineering) |
| Power Supply | Dual Power (Solar + Battery, LR44) |
| Spreadsheet Mode | Yes (supports basic spreadsheet calculations) |
| Equation Solvers | Simultaneous Equations, Polynomial and Matrix Calculations |
| Statistical Analysis | Standard Deviation, Regression, and Vector Calculations |
| QR Code Generation | Yes, for data visualization and sharing |
| Keypad | Sleek, Durable Plastic Keys (Color-coded for easy navigation) |
| Dimensions | 162 x 77 x 11.1 mm |
| Weight | 90g (including battery) |
| Recommended Educational Use | K.C.S.E, University, Engineering, and Scientific Exams (permitted for most exams in Kenya) |
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The Casio FX-991EX 1st Edition is a top-tier scientific calculator designed for advanced mathematics, engineering, and scientific applications. Featuring a high-resolution LCD, over 550 functions, spreadsheet support, and both solar and battery power, it’s ideal for students, teachers, and professionals seeking precision and efficiency. Perfect for use in Kenyan universities, high schools, and technical institutions.
| Component | Specification |
|---|---|
| Model | Casio FX-991EX (1st Edition) |
| Display | Natural Textbook Display with High-Resolution LCD (192 x 63 pixels) |
| Functions | 552 Advanced Functions (including calculus, algebra, statistics, engineering) |
| Power Supply | Dual Power (Solar + Battery, LR44) |
| Spreadsheet Mode | Yes (supports basic spreadsheet calculations) |
| Equation Solvers | Simultaneous Equations, Polynomial and Matrix Calculations |
| Statistical Analysis | Standard Deviation, Regression, and Vector Calculations |
| QR Code Generation | Yes, for data visualization and sharing |
| Keypad | Sleek, Durable Plastic Keys (Color-coded for easy navigation) |
| Dimensions | 162 x 77 x 11.1 mm |
| Weight | 90g (including battery) |
| Recommended Educational Use | K.C.S.E, University, Engineering, and Scientific Exams (permitted for most exams in Kenya) |
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