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Product Details

Casio ClassWiz FX-991EX Scientific Calculator

Icon Menu Display, Textbook Display, Slide-on Hard Case, Spreadsheet, Natural-VPAM - Solar, Battery Powered - 3" x 6.5" x 0.4" - 1 Each
  • High-resolution LCD shows more of your work to minimize scrolling
  • Advanced calculations let you quickly work through multi-step problems
  • Online Visualization provides fast representation of data for entire class
  • 2-way power ensures reliable use in any setting
  • Perfect for Calculus, Algebra, Geometry and more

Item: CSOFX991EX
Manufacturer: Casio Computer Co., LtdView similar

$26.07 / EACore Item
General Information
Product ModelFX-991EX
Packaged Quantity1 Each
Product LineClassWiz
Product NameClassWiz FX-991EX Scientific Calculator
Product TypeScientific Calculator
ManufacturerCasio Computer Co., Ltd
Manufacturer Website Address
Marketing Information

Scientific calculator features a high-resolution LCD that displays more information at once to help you work through large spreadsheets, matrix calculations and more. Its comprehensive set of advanced calculations means you can work on integration and differential calculus along with vector and inequality calculations. Online Visualization Service allows you to generate a QR code for your problem, and then scan the code to immediately see a graphical representation of your data. Students can then see their collective data in real time with other students. Two-way power utilizes both solar and battery power for reliable operation in any setting. Calculator is perfect for basic math, Calculus, Algebra, Geometry, Probability and Statistics.

Manufacturer Part NumberFX-991EX
Brand NameCasio
Technical Information
  • Solving equations and systems of up to four equations
  • 4X4 matrices
  • Vector calculation
  • Integration calculation
  • Differential calculation
  • Probability distribution
  • Calculation with technical symbols
  • Undo-function
  • Complex number calculation
  • Base-N calculation
  • Equation calculation
  • Inequality calculation
  • SUM calculation
  • 47 wcientific constants
  • 40 metrixc conversions
  • Automatic parenthesis
  • 24 Parentheses level
  • Variable memory (9)
  • Trigonometric and invers trigonometric
  • Hyperbolic and invers hyperbolic
  • Power / Power Root calculation
  • Logarithmic calculation
  • Exponential calculation
  • Root calculation
  • Combinatoric
  • Permutation
  • Prime factorization
  • Random integer
  • Conversion of polar coordinates into rectangular coordinates and invers
  • Fraction (two modes)
  • Conversion of sexagesimal into decimal and invers
  • Calculates in Degree, Grad and Radian
  • List based statistics
  • 1-variable statistics
  • Standard deviation
  • 2-variable statistics (Regressions)
  • Percentage calculation
  • Non-natural input
  • Output with ? form
  • Output with ? form
  • Function table
Calculator Features
  • Icon Menu Display
  • Textbook Display
  • Slide-on Hard Case
  • Spreadsheet
  • Natural-VPAM
Battery Information
Power Source
  • Solar
  • Battery
Physical Characteristics
Weight (Approximate)3.17 oz
Assembly RequiredNo
Country Of OriginChina

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