Scientific Calculator Fx -991ES

• Fraction calculations
• Combination and permutation
• Statistics (List-based STAT data editor, standard deviation, regression analysis)
• 9 variables
• Table function
• Comes with new slide-on hard case
• Easily compute the most complex of mathematical problems, equations, and scientific formulae with the Casi*FX-991ES Plus scientific calculator.
• The Casi* 991ES calculator works with a dual power source, the primary being a built-in solar power cell that keeps it running for hours without any batteries.
• Moreover, with batteries installed, you can safely use it for weeks together without worrying of replacing them.
• You can practice all sorts of mathematical problems that appear at the GCSE, A Levels and above, with this Casi*FX-991ES Plus scientific calculator.
• The Casi* 991ES calculator resolves complex calculations, integrations, and logarithms in just a few steps.
Type :Scientific ;Power Source: Battery/Solar ; Size:Handheld ;Display Type :Large; Key Size: Regular ; Plastic Keys ,Natural V.P.A.M. Display ,Dot Matrix Display,15 and 10+2 Digits Display,Numerical Integral and Differential Calculus ,Random Integers ;New Equation Mode,Improved Equation Mode ,Random Integers ,STO/RCL Keys and Scientific Functions ,Statistics ,Calculates with Complex Numbers and on the Basis of n ,Multi Replay Function and List Based Stat

Key Features

combination and permutation
Statistics (List-based STAT data editor, standard deviation, regression analysis)
9 variables
Table function
Comes with new slide-on hard case