Casio FX 991MS (2nd Edition)

Casio FX 991MS (2nd Edition)   2nd edition comes with same features and new sleek design with curved edges which makes it compact and easy to carry 10 + 2 digits: 10-digit mantissa + 2-digit exponential display Solves Differentiation, Integration, Statistics, Regression, Matrix, Vector etc Colour coded keypad for easy key differentiation S-V.P.A.M. (Super Visually Perfect Algebraic Method): All the features of the existing V.P.A.M. series plus a new 2-line display and a useful Replay functi