Casio Standard Scientific Calculators fx-991EX-BU
QAR 89
QAR 89
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| Brand | ‎Casio |
| Product Type | Non Programmable
Non Graphing |
| Number Of Digits | 10+2 Digits |
| Liquid Crystal Display | 3-digit comma markers
Natural textbook display Icon menu Dot matrix display High Resolution
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| Key Characteristics | Plastic Keys |
| Key Functions | Negative Sign
Power Off |
| Memory | Variables: 9
Independent Memory (M / M+ / M-) Answer Memory Memory Protection Reset Function |
| Power Supply | Solar & Battery
Approximate battery life Main 2 years Auto Power Off
|
| Statistical Calculations | Statistics Function
Basic Statistics Intermediate Statistics Advanced Statistics Distribution Calculations |
| Statistical Data | Â List Based Stat-Data Editor |
| Display Format Settings | Number Format: Fix
Number Format: Sci Number Format: Norm Engineering Notation Toggling Calculation Results |
| Basic Calculations | Basic Calculation
Bracket Calculation Fraction Calculation Degree, Minute, Secound (Sexagesimal) Calculations Reciprocal Calculation Percent Calculation (scientific calculator function) Ratio calculation Factorial Function π Calculation with √ and π Rounding Function
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| Applied | Multi-statement Command (:)
Continuous Calculation Replay Function Multi-replay Function UNDO CALC Function SOLVE Function |
| Basic Functions | Basic Mathematical Functions
Number of Functions : 552 Independent Key x Absolute Value Calculation Power Function (Square) Power Function (Cube) Power Function Power Function (Square Root) Trigonometric Function Inverse Trigonometric Function Hyperbolic / Inverse Hyperbolic Function Exponential Calculation Logarithmic Calculation Log not base 10 Coordinate Conversion Combination / Permutation Prime Factorization Random Number Generation Random Integer Generation Summation |
Intuitive, easy-to-learn icon display
The use of icons on the menu screen improves viewability. Selection of the desired function is quick and easy.
Natural Textbook Display
Input and display fractions, powers, logarithms, roots, and other mathematical formulas and symbols just as they appear in textbooks.
List display function for thorough, speedy learning
Variables and statistical calculation results stored in memory can be displayed in lists. There’s no need to recall and confirm individual values as with previous models.
High computational competence for performing even advanced mathematics
ClassWiz contains calculation functions that support even advanced mathematical operations, including spreadsheet calculations, 4 × 4 matrix calculations, calculation of simultaneous equations with four unknowns and quartic equations, and advanced statistical distribution calculations.
Online Visualization Service Using QR Code
Generate QR codes of equations input into the calculator by a simple operation. Graphs and other graphics can be displayed on smartphone or tablet screens.
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