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Casio fx-991ZA PLUS II User Manual

Casio fx-991ZA PLUS II
96 pages
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1. Press .
2. Press .
This displays the information below.
- Calculator ID number (24-character string)
- QR Code for accessing the Worldwide Education Service
(https://wes.casio.com/calc/)
3. Access the above site.
4. Follow the instructions on the display to verify the authenticity of your
calculator.
Press to return to the mode menu.
92

Table of Contents

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Casio fx-991ZA PLUS II Specifications

General IconGeneral
TypeScientific Calculator
Number of Functions552
Equation SolverYes
Matrix CalculationsYes
Complex Number CalculationsYes
IntegrationYes
DifferentiationYes
Memory9 variables
Weight95 g
Protective CaseYes
DisplayNatural Textbook Display
Power SourceSolar and Battery

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