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CALCULATORS
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- CALCULATORS
CTIFREE FX-991ES Plus Scientific Calculator
- The natural textbook display shows expressions and results exactly as they appear in the textbook
- 417 functions, including fractions, statistics, complex number calculations, base arithmetic, standard deviation, computer science, and polar-rectangular conversions
- The multi-replay function allows you to backtrack step-by-step through calculations, where you can edit expressions and recalculate answers
- This calculator does not consist Nonlinear regression function
- 6 Months Warranty
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