Calculator Scientific Calculator FX-991EX Calculator Heavy Duty

Display Display Type: 62*192 FULL DOT

natural display

Algebraic Input Logic: Natural V.P.A.M.

Characters/Lines: 16/1+10/1

Icon menu

Notable Features: 10+2

Repeat function

Variable memory: 9

Number of storable programs: Calculate/Solve button

Function: 552

Scientific constant: 47

Unit conversion: 40

Bracket Grade: 24

Score calculation

Angular dimension DEG/RAD/GRAD

Conversion between >DEG/>RAD/>GRAD

Coordinate transformation Pol

Trigonometric functions sin/cos/tan/sin-1/cos-1/tan-1

Hyperbolic function 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

n-based calculations (hex/dec/bin/oct)

Logical operators (AND/OR/etc.)

sexagesimal calculation

percentage calculation

Prime factorization

Technical notation ENG/ENG

Calculate with technical notation

complex number calculation

random number generator

random integer

Base-N calculation

Value table

Sum of ?x, ?x2

Sum of ?x, ?y, ?x2, ?y2, ?xy

Standard deviation of grouped and ungrouped values

Distribution functions (normal and inverse normal, binomial, Poisson)

regression analysis

Permutations (nPr) and Combinations (nCr)

Matrix calculation/vector calculation: 4X4

REF/RREF function

Equation calculation: maximum 4 degrees

Inequality calculation

Numerical integration

Numerical Calculus

Menu language: English

QR code function¹

Spreadsheet calculations

auto close

the same emulator software

Energy supply: solar + battery

Battery Type: 1 x LR-44

Dimensions (H x W x D mm): 11.1 x 77 x 165.5