Sell 【Hot Stock】Casio Fx 991 Ex - Scientific Calculator Fx-991Ex School Scientific Calculator best price

New model.\r Original casio product\r Specs:\r Display\r Type 62x192 full dot display\r Natural display\r Algebraic input logic: Natural v.p.a.m.\r Number of characters: 16 / 1 + 10 / 1\r Icon menu\r Significand function: 10 + 2\r \r Memory\r Repeat function\r Variable memory: 9\r Number of storable programs: Calc / solv button\r Basic mathematics.\r Functions: 552.\r Scientific constants: 47\r Converts unit: 40\r Levels bracket: 24\r Fractions calculations\r Angle dimensions deg / rad / grad\r Reversions between > deg / > rad / > grad\r Coordinate conversion pol\r Trigonometric functions sin cos tan sin-1 cos-1 tan-1\r Hyperbolic functions sinh / cosh / tanh / sinh-1 / cosh-1 / tanh-1\r Exponents, logs, in, 10x, ex.\r Mathematical functions?, x2, x-1, 1 / x, x!,?, xy,?, x1 / y\r Calculations based on n (hexadecimal decimal binary octal)\r Logical operators (and / or / etc.)\r Calculations in the sexagesimal system.\r Percentage calculations.\r Prime factorization\r Technical notation eng / eng\r Calculation with technical symbols.\r Calculation of complex numbers\r Random number generator\r Random integers.\r Base-n calculations\r Value table\r Statistics\r - summation of?X,?X2\r - summation of?X,?Yeah?X2?Y2?Xy\r Standard deviations for grouped and ungrouped values\r Distribution functions (normal distribution and inverse normal distribution, binominal distribution, poisson distribution)\r Regression analysis\r Permutations (npr) and combinators (ncr)\r Matrix calculation / vector calculation: 4x4\r Ref / rref function\r Equation calculation: Until 4 degrees\r Inequality calculation\r Differential and integral calculus\r Numerical integral calculus\r Numerical differential calculus.