Casio FX-991ZA PLUS Scientific Calculator

In stock
SKU
OFF61354
R539.00

Casio FX-991 ZA Plus Scientific Calculator was Developed in collaboration with SA educators for the South African Curriculum.

Calculation Expressions entered as displayed in Textbook.

This ever popular model is now available with Random Integers and an improved equation mode.

Used for School Students in Maths, Science, Accounting and Economics.

Afrikaans, English & Zulu User Guides included.

Comes with Slide-on Protective Hard Case Cover.

 

Features:

  • 433 Functions
  • Non-Programmable
  • Q1, Med, Q3 calculations in statistics
  • Dual table mode
  • f(x) & g(x) - Min / Max in EQN MODE
  • No Solution / infinite solutions in EQN MODE
  • Previous answer key
  • n-th Power of a complex number
  • Distribution calculation mode
  • Prime factorisation
  • Base-n Calculations
  • 40 Scientific Constants
  • 40 Metric Conversions
  • Statistics (List-based STAT data editor, standard deviation, regression analysis)
  • Auto power off set at 10min / 60min

 

Functions:

  • Pi (π), Natural Logarithm Base e
  • Trigonometric Functions
  • Hyperbolic Functions
  • Angle Unit Conversion
  • Exponential Functions
  • Logarithmic Functions
  • Power Functions and Power Root Functions
  • Integration Calculations
  • Differential Calculations
  • Σ Calculations
  • Rectangular-Polar Coordinate Conversion
  • Factorial Function (!)
  • Absolute Value Function (Abs)
  • Random Number (Ran#)
  • Random Integer (RanInt#)
  • Permutation (nPr) and Combination (nCr)
  • Rounding Function (Rnd)
  • Greatest Common Divisor (GCD) and Least Common Multiple (LCM)
  • Using CALC
  • Using SOLVE
  • Scientific Constants
  • Metric Conversion

 

More Information
ColourSilver
Model NumberFX-991ZA PLUS
Calculator TypeScientific
UsageUniversity | School | Laboratory | Maths | Science | Chemistry | Astronomy | Physics | Economics 
Built-in Functions433
Input LogicNatural Textbook Display, Natural V.P.A.M.
Memory Register9
Display Number of Digits10-digit mantissa + 2-digit exponential display.
Display SizeMulti-Line
Display TypeDot Matrix
Display AngleFlat
Special KeysEquation Solver | 9 Variable Memories | Previous Answer Memory | Table function | Matrix/Vector
Power SourceTwin Power Battery & Solar
Battery TypeLR44 x 1
Product Length (cm)16.100000
Product Width (cm)11.100000
Product Height (cm)7.700000
ManufacturerCasio
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