Casio fx-82ZA PLUS II

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Specifications.........................................................................................59

Verifying the Authenticity of Your Calculator..........................................59

Frequently Asked Questions.................................................61

Frequently Asked Questions..................................................................61

Main Page

Table of Contents2
Before Using the Calculator5
About this Manual5
Initializing the Calculator5
Precautions5
Safety Precautions5
Handling Precautions6
Getting Started6
Removing the Hard Case6
Turning Power on and off7
Adjusting Display Contrast7
Key Markings7
Reading the Display8
Using Menus10
Calculation Modes and Calculator Setup11
Calculation Mode11
Configuring the Calculator Setup11
Initializing Calculator Settings15
Inputting Expressions and Values16
Basic Input Rules16
Inputting with Natural Display17
Form Calculation Range17
Using Values and Expressions as Arguments (Natural Display Only)18
Overwrite Input Mode (Linear Display Only)19
Correcting and Clearing an Expression19
Basic Calculations20
Toggling Calculation Results20
Fraction Calculations21
Percent Calculations22
Degree, Minute, Second (Sexagesimal) Calculations22
Multi-Statements23
Using Engineering Notation23
Remainder Calculations24
Prime Factorization25
Calculation History and Replay25
Calculation History25
Replay26
Using Memory Functions26
Answer Memory (Ans)/Previous Answer Memory (Preans)26
Variables (A, B, C, D, E, F, M, X, Y)28
Independent Memory (M)28
Clearing the Contents of All Memories29
Function Calculations30
Pi (Π), Natural Logarithm Base E30
Trigonometric Functions30
Hyperbolic Functions30
Angle Unit Conversion31
Exponential Functions31
Logarithmic Functions31
Power Functions and Power Root Functions32
Rectangular-Polar Coordinate Conversion33
Factorial Function (!)34
Absolute Value Function (Abs)34
Random Number (Ran#)35
Random Integer (Ranint#)35
Permutation (Npr) and Combination (Ncr)35
Rounding Function (Rnd)36
Greatest Common Divisor (GCD) and Least Common Multiple (LCM)36
Using Calculation Modes37
Statistical Calculations (STAT)37
Inputting Data38
Statistics Calculation Screen39
Using the Statistics Menu39
Calculating Estimated Values44
Creating a Numerical Table from Two Functions (TABLE)45
Base-N Calculations (BASE-N)47
Specifying the Number Mode of a Particular Input Value48
Converting a Calculation Result to Another Type of Value49
Logical and Negation Operations49
Ratio Calculations51
Changing the Ratio Expression Type52
RATIO Mode Calculation Example52
Technical Information53
Errors53
Displaying the Location of an Error53
Clearing the Error Message53
Error Messages53
Before Assuming Malfunction of the Calculator55
Replacing the Battery55
Calculation Priority Sequence56
Calculation Ranges, Number of Digits, and Precision57
Calculation Range and Precision57
Function Calculation Input Ranges and Precision58

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