ClassWiz

Standard Scientific Calculators

fx-991AR X

Specifications

Product features

Non Programmable

Non Graphing

Number of Functions : 542
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
Key characteristics

Plastic keys
Key functions

Negative Sign

Power Off
Memory

Variables: 9

Variables List

Independent Memory (M / M+ / M-)

Answer Memory

Memory Protection

Reset Function
Power supply

Solar & Battery

Approximate battery life Main 1 year

Auto Power Off
Accessories

Hard Case

Basic calculation

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
Advanced calculation

Transcendental number: e

Base-n calculation

Logical Operators

Complex number calculation

Matrix calculations

Vector calculations

Differential calculation

Integration calculation
Applied calculation

Multi-statement Command (:)

Continuous Calculation

Replay Function

Multi-replay Function

UNDO

CALC Function

SOLVE Function

Basic functions

Basic Mathematical Functions

Number of Functions : 542

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
Other functions

Spreadsheet

Equation

Inequality Calculations
Physics- and chemistry-related functions

Scientific Constants

Metric conversion function

Support

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