Casio Scientific Calculator FX-991ES Plus Calculators 2nd Edition Heavy Duty FX991ES Plus FX 991 ES Plus 2nd Edition - 1 Unit - Genuine and Original

Casio Calculator Casio Fx-991esNew equation modeRandom integersFraction calculationsCombination and permutationStatistics (List-based STAT data editor, standard deviation, regression analysis)9 variablesTable functionComes with new slide-on hard caseEquation calculationsIntegration/differential calculationsMatrix calculationsVector calculationsComplex number calculationsCALC functionSOLVE functionBase-n calculationMatrix / Vector calculationsSpecifications: DisplayDisplay type: 62 x 192 FULL DOTSNatural displayLogic input algebraic: Natural V.P.A.M.Number of characters/lines: 16/1+10/1 Icon menuSignificantand function: 10+2 Memory Repeat functionMemory variable: 9Number of storable programs: Calc / Solv buttonBasic mathematics Functions: 552Scientific constants: 40Conversion unit: 40Level bracket: 24 Fraction calculationsAngle dimensions DEG/RAD/GRADConversion between >DEG/>RAD/>GRADCoordinate conversionPol Trigonometric functions sin/cos/tan/sin-1/cos-1/tan-1Hyperbolic functions sinh/cosh/tanh/sinh-1/cosh-1/tanh-1Exponents, logs, In, 10x, exMathematic functions?, x2, x-1, 1/x, x!,?, xY,?, x1/yCalculations based on n (hexadecimal/decimal/binary/octal)Logical operators (AND/OR/etc.)Calculations in the sexagesimal systemPercentage calculationsFactorization PrimeTechnical notation ENG/ENG Calculation with technical symbolsCalculation of complex numbers Random number generator Random integers Base-n calculationsTable value Statistics Summation of?X,?X2Summation of?X,?Y,?X2,?Y2,?XyStandard deviations for grouped and ungrouped valuesDistribution 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