Casio FX-991EX SRB je napredni naučni kalkulator sa visokorezolucijskim ekranom od 192x63 piksela i funkcijom prirodnog prikaza. Nudi 552 funkcije uključujući rešavanje jednačina, matrice, vektore i integralne proračune, što ga čini idealnim za studente i inženjere. Dodatne karakteristike uključuju QR kod funkciju i meniji sa ikonama za jednostavniju navigaciju.

Detailled Specification: High-resolution LC display with 192 x 63 pixels Natural-V.P.A.M. – Natural display 552 functions Icon menu Spreadsheet QR code function¹ Solving equations and systems of up to four equations 4X4 matrices Vector calculations Integration calculations Differential calculations Probability distribution Calculation with technical symbols Undo-Function Complex number calculation Base-N calculations Equation calculations Inequality calculation SUM calculation 47 wcientific constants 40 metrixc conversions Automatic parenthesis 24 Parentheses level Variable memory (9) Trigonometric and invers trigonometric functions Hyperbolic and invers hyperbolic functions Power / Power Root calculations logarithmic calculations Exponential calculations Root calculations Combinatoric and Permutation Prime factorization Random Integer Conversion of polar coordinates into rectangular coordinates and invers Fraction (two modes) Conversion of sexagesimal into decimal and invers Calculates in Degree, Grad and Radian SCI/FIX/ENG function List based statistics 1-variable statistics Standard deviation 2-variable statistics (Regressions) Percentage calculation Non-natural input Output with √ form Output with Π form Function table General specifications 552 functions Display: „Natural Textbook Display“ Natural V.P.A.M. High-Resolution LC-Display, 63 x192 dots, 16/10 + 2 digits Energy supply: Solar + Battery (1xLR44) Comes with new slide-on hardcase Dimensions (H x W x L): 77 x 165,5 x 11,1 mm Weight: 90g