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Product type
Mini Desk Type
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Number of digits
12 digits
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Liquid crystal display
Extra Large display
3-digit comma markers
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Key characteristics
Plastic keys
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Key functions
Key rollover
Shift key (▶)
Sign Change (+/-)
Mark-up
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Memory
Independent memory
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Power supply
Solar & Battery
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Size (D × W × H)
147 × 106.5 × 29 mm
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- 61 KB RAM - 1.5 MB Flash ROM. 4 AAA Batteries Required, Best with Polaroid AAA Batteries.
- Display: 64 x 128 pixel, monochrome w/ Backlight
- Solve Integral/Probability function
- Probability function in Run Mat Application - Integral Graphing
- Dimension (H x B x T): 184 x 91,5 x 21,2 mm
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More comfortable in the hand!
A rounded design that fits naturally in the hand and a slim body that’s comfortable to hold
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Attachable and detachable in any direction!
Hard case that’s attachable and detachable in any direction for greater ease of use
More legible!
The keys have been made rectangular, making them easier to press. They are also easier to read because of larger text.
Easier to use!
Highly visible, easy-to-press cursor keys and function keys
Function Natural Textbook Display
Features Natural Textbook Display format for displaying equations and calculation results just as they appear in textbooks
Fraction and square root
Trigonometry
Table
Statistical calculations
Equation calculations
Complex number calculations
Matrix calculations
Vector calculations
SOLVE calculations
CALC calculations
Integration calculations
Differential calculations
Scientific constants
Metric conversions
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Product features
150 steps check
Localized number display
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Product type
Desktop Type
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Number of digits
12 digits
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Liquid crystal display
Extra Large display
Function command signs
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Key characteristics
Plastic keys
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Key functions
Key rollover
Double zero key
Triple zero key
Shift key (▶)
Sign Change (+/-)
Mark-up
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Memory
Independent memory
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Power supply
Solar & Battery
LR44×1
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Size (D × W × H)
191 × 140 × 35 mm
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Weight
205 g
| Casio Fx 991 EX CLASSWIZ Calculator Original WITH WARRANTY CARD AND STICKERS WITH CHECK FOR AUTHENTICITY STICKER Intuitive, easy-to-learn icon display Natural Textbook Display List display function for thorough, speedy learning Easy-to-understand English messages and interactive format High computational competence for performing even advanced mathematics Online Visualization Service Using QR Code A comprehensive set of advanced functions unique to CASIO scientific calculators -Spreadsheet calculations -Matrix calculations -Vector calculations -Integration calculations -Multiline display -Differential calculations -Equation calculation -Inequality calculations -Advanced statistical distribution calculations -Ratio calculations -Metric conversion -Scientific constants -Variables list -Statistics list -Digit separator -Engineering symbols #casioph #calculators #Fx991EXCLASSWIZ |
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