Casio fx-991EX Scientific Calculator

For sale by: Raihan Islam, 08 Feb 2025 05:15 pm Location: Dhaka, Dhaka

Tk 4,850

Negotiable

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Casio fx-991EX Scientific Calculator
100% Original, Made in Thailand
Solar Working, All okay
location: mirpur 14
Whatsapp: 01788923855

**Casio fx-991EX Scientific Calculator Specification:**

- **Model:** Casio fx-991EX
- **Type:** Scientific Calculator
- **Display:** 2-line display with high-resolution LCD
- **Power Source:** Solar-powered with battery backup
- **Battery Type:** 1x AAA battery (for backup)
- **Functions:**
- Over 500 functions
- Includes basic arithmetic, trigonometry, logarithms, statistics, fractions, and complex numbers
- Supports matrix calculations and vector operations
- Performs advanced calculations like integration, differentiation, and regression
- Equation solver for simultaneous equations and polynomials
- Fraction and decimal conversion
- Angle unit conversion (degrees, radians, and grads)
- **Memory Functions:** 9 memory slots for storage
- **Display Capacity:** 4-line display for easy input/output
- **Ease of Use:** Natural Textbook Display (NT Display) for easier interpretation of formulas
- **Dimensions:** 16.3 cm x 8.2 cm x 1.1 cm
- **Weight:** 95 grams
- **Durability:** Shock-resistant and built to last
- **Ideal For:**
- Students, engineers, and professionals in fields requiring complex calculations
- Use in schools, colleges, and workplaces
- **Certifications:** CE, RoHS
- **Country of Manufacture:** Made in Thailand

**Features:**
- User-friendly interface for quick operation
- Solar-powered for energy efficiency with a battery backup
- Compact and lightweight design for easy portability
- Multi-line display to view multiple calculations at once
- Fast and reliable calculation for accurate results

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