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CASIO Scientific Calculator FX-991ex Classwiz

4,650.00

Brand New

In stock

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Description

Specifications

  • Number of Functions: 552
  • Two-way power (Solar + LR44 × 1)
  • Approximate battery life: 2 years (LR44)*1
  • Dimensions H × W × D (mm): 11.1 × 77 × 165.5
  • Approximate weight (g): 90
  • Case style: Slide-on hard
  • Dot matrix display: 192 × 63 dots
  • Mantissa + exponent digits: 10 + 2
  • Internal operation digits: 15
  • Nested parentheses levels: 24

Utilities

  • Natural textbook display / NATURAL-V.P.A.M.
  • Key rollover function
  • Replay function
  • Multi-replay functions
  • Backspace
  • CALC function
  • SOLVE function
  • Answer function
  • Variables:9
  • Auto power off
  • UNDO
  • Digit separator
  • Multiline display

Special Features

  • Base-n calculations (Binary/Octal/Hexadecimal)
  • Logical operations
  • Engineering symbol calculations
  • Engineering notation (ENG/ENG)
  • Scientific constants : 47
  • Metric conversions : 40

Basic Functions

  • Trigonometric, inverse trigonometric (sin/cos/tan/sin-1/cos-1/tan-1)
  • Hyperbolic, inverse hyperbolic (sinh/cosh/tanh/sinh-1/cosh-1/tanh-1)
  • Exponential, logarithmic (log, ln, 10x, ex)
  • Base specified logarithmic
  • Square and square root (x2/ √ )
  • Cubic and cubic root (x3/ 3√ )
  • Power and radical root (xy/ x√ )
  • Fraction
  • Percentage calculation (%)
  • Rounding
  • Sexagesimal ↔ decimal
  • Display format (FIX, SCI)
  • Angle unit (Degree, Radian, Gradian)
  • Angle unit conversion (Degree, Radian, Gradian)
  • Factorization into prime factors
  • Ratio calculation

Calculus

  • Differentiation calculation
  • Integration calculation

Algebra

  • Simultaneous equation : (4 unknowns)
  • Polynomial equation : (Degree 2, 3, 4)
  • Inequality calculation
  • Table function
  • Matrix calculations
  • Complex number calculation

Geometry

  • Coordinate conversion (Pol, Rec)
  • Vector calculations

Probability

  • Combination, permutation (nCr, nPr)

Statistics

  • Random numbers
  • Random integers
  • List-based STAT data editor
  • Standard deviation
  • Regression analysis
  • Linear regression
  • ab exponential regression
  • Other regression: Log, Exp, Pwr, Inv, Quad
  • Advanced statistical distribution calculations