991ES Calculator Casio Scientific Calculator FX-991ES Plus Calculator Solar Rechargeable For Students For Exams 417 Functions Solar

🚩Welcome to ETOE Official Store✅Specifications:DisplayDisplay type: 62 x 192 FULL DOTSNatural displayLogic input algebraic: Natural V.P.A.M.Number of characters/lines: 16/1+10/1Icon menuSignificantand function: 10+2Memory✅Repeat functionMemory variable: 9Number of storable programs: Calc / Solv button✅Basic mathematicsFunctions: 552Scientific constants: 40Conversion unit: 40Level bracket: 24✅Fraction calculationsAngle dimensions DEG/RAD/GRADConversion between >DEG/>RAD/>GRAD✅Coordinate conversion PolTrigonometric 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/ENGCalculation with technical symbolsCalculation of complex numbersRandom number generatorRandom integersBase-n calculationsTable value✅StatisticsStandard deviations for grouped and ungrouped valuesDistribution functions (normal distribution and inverse normal distribution, binominal distribution, Poisson distribution)Analysis regressionPermutations (nPr) and combinatorics (nCr)Matrix calculation/vector calculation: 4X4Ref/rref functionCalculation equation: until 4 degreesInequality calculationDifferential and integral calculusNumerical integral calculusNumerical differential calculus✅Scientific calculator CASIO fx-991ES PLUSLatest Generation417 type function calculation college entrance examination is suitable for postgraduate entrance examinationBrand quality assuranceOur products are all in stock. We will check the goods before shipment. You can order with peace of mind. If you have any problems, you can contact us in time to deal with them