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Product details
Two-way power (Solar + Battery)Solar powered when light is sufficient, battery powered when light is insufficient.Plastic keysDesigned and engineered for easy operation.Natural V.P.A.M. display Display expression same as textbook.
List based STAT-data editor Viewing and editing of input data in list format, showing data groups (x-data, y-data, frequency) and surrounding data.Multi-replay Quick and easy recall of previously executed formulas for editing and re-execution.10 + 2 digits 10-digit mantissa + 2-digit exponential display.Dot matrix display High-resolution screen provides beautiful looking graphs every time.Specifications
Key Features
- 417 functions
- Display: Natural Textbook Display, Natural V.P.A.M.
- Power supply: solar powered with an auxiliary battery
- with a hard case
- Dimensions (H x W x D): 162,0 x 80,0 x 11,1 mm
- Weight: 95g
Functions:
- NEW: New fraction input mode
- NEW: Improved equation mode
- NEW: Random integers
- Repeat function
- 24 levels of brackets
- Variable memories (6)
- STO/RCL keys
- Scientific functions:
- Trigonometric and inverse trigonometric functions
- Hyperbolic and inverse hyperbolic functions
- Exponential functions 10x, ex
- Inverse function x-1
- Power and root functions x√, √, x2, xy
- Logarithm functions (log, ln)
- Combinatoric and permutations
- Random number generator
- Converts between polar coordinates and rectangular coordinates
- Calculates with fractions (two modes)
- Converts between sexagesimal and decimal
- Calculates in gradian, degree and radian measure
- π key, e key and % key
- SCI/FIX
- Statistics:
- Lists of based statistics
- Statistics with a variable
- standard deviation
- Statistics with two variables
- Linear
- Exponential
- abExponential
- Logarithmic
- Power
- Inverse
- Quadratic
- Solve/Calc
- Numeric integration
- Numeric differentiation
- ∑()-function
- calculates with complex numbers
- a+bi /r∠θ
- Calculations on the basis of n
- Logical calculations
- Equations
- Linear systems of equations
- Polynomial equations
- Linear systems of equations
- Polynomial equations
- Matrix
- Determinants
- Inverse matrix
- Vector
- internal product
- external product
- physical constants
- metric conversion
- Normal entry
- Fractions
- Roots
- Powers
- Parentheses
- Amounts
- Numeric differentiation/integration
- Totals
- Non-natural input (such as the MS models)
- Output in √-form
- Output in π-form
- Functions table
What’s in the box
- FX 991ES-PLUS Scientific Calculator Black/Gray
Specifications
- SKU: CA764EL0SBVPVNAFAMZ
- Main Material: n/a
- Weight (kg): 0.49
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Casio FX 991ES-PLUS Scientific Calculator ENGINEER Black/Gray
KSh 2,900
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