【COD】เครื่องคิดเลขวิทยาศาสตร์ Fx-991es plus 2nd Edition รุ่นใหม่! เครื่องคิดเลขวิทยาศาสตร์ Casio ของแท้

Specifications:
Display
Display type: 62 x 192 FULL DOTS
Natural display
Logic input algebraic: Natural V.P.A.M.
Number of characters/lines: 16/1+10/1
Icon menu
Significantand function: 10+2

Memory
Repeat function
Memory variable: 9
Number of storable programs: Calc / Solv button
Basic mathematics
Functions: 552
Scientific constants: 40
Conversion unit: 40
Level bracket: 24
Fraction calculations
Angle dimensions DEG/RAD/GRAD
Conversion between >DEG/>RAD/>GRAD
Coordinate conversion Pol
Trigonometric functions sin/cos/tan/sin-1/cos-1/tan-1
Hyperbolic functions sinh/cosh/tanh/sinh-1/cosh-1/tanh-1
Exponents logs In 10x ex
Mathematic functions? x2 x-1 1/x x!? xY? x1/y
Calculations based on n (hexadecimal/decimal/binary/octal)
Logical operators (AND/OR/etc.)
Calculations in the sexagesimal system
Percentage calculations
Factorization Prime
Technical notation ENG/ENG
Calculation with technical symbols
Calculation of complex numbers
Random number generator
Random integers
Base-n calculations
Table value
Statistics
Summation of?X?X2
Summation of?X?Y?X2?Y2?Xy
Standard deviations for grouped and ungrouped values
Distribution functions (normal distribution and inverse normal distribution binominal distribution Poisson distribution)
Analysis regression
Permutations (nPr) and combinatorics (nCr)
Matrix calculation/vector calculation: 4X4
Ref/rref function
Calculation equation: until 4 degrees
Inequality calculation
Differential and integral calculus
Numerical integral calculus
Numerical differential calculus