Popis produktu

Casio FX-991DE CW

Scientific calculator with FULL DOT display and 680 functions

Features: 

Display:


63 x 192 FULL DOT
Natural display
Algebraic input logic: Natural-V.P.A.M.
Number of characters/lines: 17/1+10/1
Icon Menu
Display with 4 shades of grey
Display mantissa - exponent: 10+2


Memory:


Repeat function
9 variable memories


Mathematics:


680 functions
47 scientific constants
164 unit conversions
24 bracket levels
Fractions
Angle measurements DEG/RAD/GRAD
Conversions between >DEG/>RAD/>GRAD
Coordinate conversion pole ÷ rec
trigonometric functions sin/cos/tan/sin-1/cos-1/tan-1
hyperbolic functions sinh/cosh/tanh/sinh-1/cosh-1/tanh-1
Exponential, logarithm (In, 10x, ex )
mathematical functions ?, x2, x-1, 1/x, x!, xy, x1/y
Calculations in base n (hexadecimal/decimal/binary/octal)
logical operators (AND/Or..)
Calculations in the sexagesimal system
Percentage calculation
remainder function
prime factorisation
technical notation ENG/ENG
Calculation with technical symbols
Calculation of complex numbers
Random number generator
Integer random numbers
Calculation of minimum or maximum of a quadratic function
ggT/kgV function
4x4 matrix calculation / vector calculation         
REF/RREF function
 Equation calculation
Inequality calculation
Verify function
Table of values: f(x) & g(x)
Periodic decimal fraction


Statistics:


Summation of ?x, ?x2,
Standard deviations f. grouped and ungrouped values
Distribution functions (normal distribution, inverse normal distribution,
binomial distribution, Poisson distribution)
Regression analysis
Permutation (nPr), combinatorics (nCr)
Maths Box (random experiments with coins and dice)
Differential and integral calculus
numerical integral calculus
numerical differential calculus


 Miscellaneous:


German menu language
Spreadsheet
QR code function
Hardcase
Automatic switch-off
Power supply: solar + battery (1x LR 044)
Dimensions (H x W x D in mm) 10.7 x 77 x 162
Weight 95g
Způsob provozu: Baterie / solar
Baterie: 1x LR44
Solární provoz: ano
Míst na displeji: 17/1 + 10/1
Paměťové klávesy: 9
Funkce tisku: ne
vypínací automatika: ano
Typ: kalkulačka
Barva: černá
Materiál pouzdra: Plast
Šířka (mm): 77
Výška (mm): 10,7
Hloubka (mm): 162
Hmotnost (g): 95

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