Kalkulators Casio, sudraba krās.

Ideal for ages 11-16+. Twin line 10+2 digit natural textbook display. Multi-replay. Matrix/vector. S-VPAM logic. Slide-on hard plastic case. Regression analysis. Calculus (numerical integration, numerical derivative). Physical constants. Metric conversions. Equations (polynomial, simultaneous). It is ideal for all Advanced Studies The FX-991ES PLUS is Dual power and has 417 Functions Numeric calculation tools for differentiation, integration and summation Co-ordinate conversions between Polar and Rectangular values with Polynomial, and simultaneous equations.

- New equation mode

- Random integers

- 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

Hard case provides protection outside of the classroom and can be easily stowed away during use via the integrated rails.

Dual powered via solar and battery back-up for reliable performance.

- 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.