reichelt elektronik GmbH & Co. KG
Elektronikring 1
26452 Sande Germany

phone: +49 (0)4422 955-333
mail: info@reichelt.de
www.reichelt.de


CASIO FX991DEX :: Scientific school calculator

Item-No.: CASIO FX991DEX
€26,95
Category of goods: 0

CASIO FX991DEX


The FX-991DE X calculator with its 696 functions and impressive high-resolution LCD display is the most powerful technical-scientific pocket calculator available. Its storage capacity has been quadrupled, allowing users to perform an extensive range of statistical calculations.

General information:
• 696 functions
• Display: Natural V.P.A.M., LCD (Dot Matrix), 63 x 192 dots, 16/10 + 2 digits
• Energy supply: Solar powered with back-up battery
• With hard case
• Size (H x W x D): 11.1 x 165.5 x 77 mm
• Weight: 90 g

Functions:
• High-resolution LCD display with 192 x 63 pixels
• Natural display
• 696 functions
• Icon menu
• Spreadsheets
• QR code function¹
• Solve equations and systems of equations in the fourth order
• 4x4 matrices
• Vector analysis
• Integral/differential calculations
• Calculations with technical units
• 164 unit conversions
• 47 scientific constants
• User interface in German
• Solar/battery operation
• Distribution functions (normal distribution and inverse normal distribution, binomial distribution, Poisson distribution)
• Solve inequalities
• Calculation of the minimum and maximum of a function
• Improved equation solver
• Calculation of the echelon form and reduced echelon form of matrices (Ref/Rref)
• Recurring decimal
• Integer random numbers
• Prime factorisation
• Verify function: Verify equality between two expressions
• Calculation of products with a finite number of factors
• Parts of integers with remainder
• Statistical calculation of quartiles
• GCD and LCM function
• Values table
• Repeat function
• 24 levels of parentheses
• Variable memory (9)
• SOTS/RCL key
• Trigonometric and inverse trigonometric functions
• Hyperbolic and inverse hyperbolic functions
• Exponential functions 10x, ex
• Inverse function x-1
• Power and root functions xv, v, x2, xy
• Logarithmic functions (log, ln)
• Combination and permutation calculations
• Random number generator
• Conversion of polar coordinates into rectangular coordinates and inverse
• Fraction calculator (two modes)
• Conversion of sexagesimal into decimal and inverse
• Calculations in degree, gon and radian
• SCI/FIX/ENG function
• List-based statistics
• Statistics with a variable
• Standard deviation
• Statistics with two variables (regression functions)
• Solve/Calc
• Numerical integration
• Numerical differentiation
• Calculations with complex numbers
• Base-n calculations



Manufacturer : CASIO
Factory number : FX991DEX
Package weight : 0.198 kg
RoHS : conform
Technical information
Datasheet/manual