CASIO Fx-991es PLUS Original Calculus Calculator

Product Overview Simple and easy to use: Optimal education tools realized through a design that emphasizes comfort in the hand, legibility, and usability through the pursuit of simplicity Authentic quality: Excellent quality and authentication ensure confidence and peace of mind for use in educational settings High functionality, excellent operability; Functions designed with education in mind General Specifications Two way power 417 Functions Full Dot Display Plastic Keys Integration / Differential Equation calculation Matrix calculations / Vector calculations Complex number calculation CALC function / SOLVE function Base-n calculation Fraction calculation Combination and Permutation Logarithm log List-based STAT data editor Standard deviation Paired-variable statistics regression analysis Logical operations Table function 40 scientific constants 40 metric conversions (20 conversion pairs) Comes with new slide on hard case delivery services available