Casio Scientific Calculator FX-991CW

39.95 INC VAT

At a glance

The ClassWiz series with high-resolution LCD and many other extras

The Classwiz series offers a new high-resolution LC display with 192×63 pixels and a resolution that is four times higher than that of the familiar displays of the FX-ES Plus series. In addition, the new ClassWiz series boasts new hardware with a faster processor and double the memory size.

General specifications

    • 552 functions
    • Display: „Natural Textbook Display“ Natural V.P.A.M.
    • High-Resolution LC-Display, 63 x192 dots, 16/10 + 2 digits
    • Energy supply: Solar + Battery (1xLR44)
    • Comes with new slide-on hardcase
    • Dimensions (H x W x L): 77 x 165,5 x 11,1 mm
    • Weight: 90g

 

Technical Specifications

Display

      • Display type: 62 * 192 FULL DOT
      • Natural display
      • Algebraic input logic: Natural V.P.A.M.
      • Number of characters/lines: 17/1+10/1
      • Icon menu
      • Significand function: 10+2

Memory

      • Repeat function
      • Variable memory: 9
      • Number of storable programs: Calc / Solv button

Basic mathematics

      • Functions: 552
      • Scientific constants: 47
      • Unit conversions: 40
      • Bracket levels: 24
      • Fraction calculations
      • Angle dimensions DEG/RAD/GRAD
      • Conversions between >DEG/>RAD/>GRAD
      • Coordinate transformation Pol ÷ Rec
      • Trigonometric functions sin/cos/tan/sin-1/cos-1/tan-1
      • Hyperbolic functions sinh/cosh/tanh/sinh-1/cosh-1/tanh-1
      • Exponent, log, In, 10x, ex
      • Mathematical functions √, x2, x-1, 1/x, x!, xy, x1/y
      • Calculations based on n (hexadecimal/decimal/binary/octal)
      • Logical operators (AND/OR/etc.)
      • Calculations in the sexagesimal system
      • Percentage calculations
      • Prime factorization
      • Technical notation ENG/ENG
      • Calculation with technical symbols
      • Calculation of complex numbers
      • Random number generator
      • Random integers
      • Base-N calculations
      • Value table
      • Matrix calculation/vector calculation: 4X4
      • REF/RREF function
      • Equation calculation: until 4 degrees
      • Inequality calculation

Statistics

      • Summation of ∑x, ∑x2
      • Summation of ∑x, ∑y, ∑x2, ∑y2, ∑xy
      • Standard deviations for grouped and ungrouped values
      • Distribution functions (normal distribution and inverse normal distribution, binominal distribution, Poisson distribution)
      • Regression analysis
      • Permutations (nPr) and combinatorics (nCr)

Differential and integral calculus

      • Numerical integral calculus
      • Numerical differential calculus

Other

      • Menu language: english
      • QR code function¹
      • Spreadsheet calculations
      • Automatic shut-off
      • Identical emulator software
      • Energy supply: Solar+Battery
      • Battery type: 1 x LR-44
      • Size (H x W x D mm): 11,1 x 77 x 165,5
      • Weight: 90 g
      • Availability of models and/or lineups may differ depending on the country or region.
      • Technical amendments and errors excepted. The sizes in figures do not correspond to the original sizes.
    • The colours may differ slightly from the original.

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