Key functions of Casio FX-991ES PLUS
- Two-way power
- 417 Functions
- Full Dot Display
- Integration / Differential
- Equation calculation
- Matrix calculations / Vector calculations
- Complex number calculation
- CALC function / SOLVE function
- Base-n calculation
- Fraction calculations
- Combination and permutation
More Functions of Casio fx-991ES PLUS:
- 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).
- 9 variable memories.
- Comes with new slide-on hard case.