1. manualzz.com
  2. office
  3. calculators

Casio ClassWiz fx-991EX

Manuals and User Guides for Casio ClassWiz fx-991EX. We found 2 manuals for free downloads Reference guide, Quick start Guide

Below you will find brief information for calculator ClassWiz fx-991EX. The fx-991EX calculator can perform general computations, complex numbers, matrix and vector calculations, statistical analysis, probability distributions, spreadsheet operations and more. It can also solve equations, inequalities and even create tables of values for two functions simultaneously. The ClassWiz fx-991EX calculator is a great tool for students, engineers, scientists and anyone who needs to perform complex calculations.

Key Features

  • High-resolution display

  • Natural Display™ notation

  • Solar powered

  • Icon-based menu

  • Complex number calculations

  • Matrix operations

  • Vector operations

  • Statistical analysis

  • Regression models

  • Probability distributions

Pages: 48 Casio ClassWiz fx-991EX Reference guide

Brand: Casio Category: Calculators Size: 5 MB

Languages: English

Open manual

Other manuals and documents

2 Pages

Quick start Guide

Languages: English

Frequently Answers and Questions

How do I turn the calculator on and off?

Press the ON key to turn the calculator on, and press SHIFT (AC) to power the unit down.

What is the Natural Display™ notation?

The symbols printed on the keys use Natural Display™ notation, similar to that found in textbooks. This makes input of expressions fast and easy.

How do I convert between Standard (exact) and Decimal forms?

The SD key toggles your calculation results between Standard (exact) and Decimal forms.

What are the different modes available on the fx-991EX?

The fx-991EX has various modes including Calculate, Complex, Base-N, Matrix, Vector, Statistics, Distribution, Spreadsheet, Table, Equation/Func, and Inequality.

How do I use the DEL key?

The DEL key can be used like Backspace in a word processor to delete the character(s) left of the cursor.

Questions & Answers

A A A

How to input the infinity symbol in sigma notation?

Summation notation can be found in the Calculate Mode, by pressing qxIxd+1$-3$7=

advertisement