Casio fx-7400G PLUS Manuale d'uso - Pagina 2

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Chapter 1

Getting Acquainted

1. Using the Main Menu

The main menu appears on the display whenever you turn on the calculator. It con-

tains a number of icons that let you select the mode (work area) for the type of

operation you want to perform. You can also make the Main Menu appear at any time

by pressing m.

The following explains the meaning of each icon.

Icon

Use this mode for arithmetic calculations and func-

tion calculations.

Use this mode to perform single-variable (stand-

ard deviation) and paired-variable (regression) sta-

tistical calculations, and to draw statistical graphs.

Use this mode for storing and editing numeric

data.

Use this mode to store graph functions and to

draw graphs using the functions.

Use this mode to store functions, to generate a

numeric table of different solutions as the values

assigned to variables in a function change, and

to draw graphs.

Use this mode to store programs in the program

area and to run programs.

Use this mode to transfer memory contents or

back-up data to another unit.

Use this mode to adjust the contrast of the dis-

play.

Use this mode to check how much memory is

used and remaining, to delete data from memory,

and to initialize (reset) the calculator.

Meaning