Casio EG-5 Manuel d'utilisateur

1User Guide for the operations of the FX-CG20.Graphic Calculator

10Input OptionsInputs, also in already-running calculations, can be edited and changed.Inserting and Deleting EntriesTo insert: Place the cursor at t

11Calculating with commandsCommand StructureEvery calculation with a command has a specific structure: Command (Term, Parameter). The number of parame

12Working with Variables/SquaresSince all calculations are numerically performed, the calculations with Variables must be assigned one value.Assigning

13Matrices in a Natural DisplayThe input mode, “ Natural Display” provides a simple method for calculations with matrices.Entering Matrices Access the

14Matrix EditorMatrix editor: Setting the matrix – TypesSelect a Matrix with the Cursor buttons (^) (down) and enter the rows- (m) and number of colu

15Calculations with MatricesArithmetic operations on MatricesBy pressing the [OPTN] key and [F2], the arithmetic operations for the matrices will be

16Numerical Equation SolverThe “Equation”- application is used for the numerical solving of equations. Three types of equations can be solved: – (Uniq

17GRAPH- Application overview:MenuThe Graphic application is for the graphical representation of functions and their investigation. It has two main wi

18SETUP/Save ImagesSETUP of Graphic WindowsBasic settings for the graphical representation:Angle: Square set Grid: Show or hide grid Axes:

19The Graphics WindowInside the Graphics window, lies a variety of opportunities to display and also graphically analyse functions. Represent the fu

2Graphic calculators are complex and powerful tools for the modern teaching of mathematics. This brief guide is intended as a workbook on the key app

20TRACE [F1]With the TRACE-function (follow), graphs can be “expired”, e.g. for a first overview on a graph. Additionally, you can put special items to

21ZOOM [F2]The points to set the Graphics window are found under the Menu item ZOOM. In addition to the ZOOM- tools (e.g. Box) there are preferences t

22V-WIN [F3]The Graphic window can be set to varied, in order to optimize the representation of the Graphs. Preferences help to quickly achieve early

23SKETCH [F4]In the SKETCH-Menu, various utility lines are generated.Overview of the SKETCH-Menu Delete sketches: Cls ( Clear Screen) [F1] Delete guid

24G-SOLVE [F5]Example Determine zero: (evtl.[SHIFT]) [F1] (Root). The numbers are calculated in one screen exploiting the zero dividend. Using the

25Further possible options in the G-SOLVE mode.Y-CAL [F1]Y-value calculated (X-value is called and the command is queried.)X-CAL [F2]Y-value calculate

26CurvesWith the representation of curves, the influence of parameters are explained in a function. In the DYNA- application, families of curves can be

27Functions with ParametersFunctions with Parameters do not necessarily have to work with defined constants, but can modify the graphics window directl

28Image Plotter – Working with ImagesWith the “Image Plotter”- application, the images or image sequences can be mathematically analysed. Images and

29Image Plotter – Analyse ImagesImages can now be analysed- Points can be drawn and evaluated.Points, “Plotting”If the image is loaded, it allows the

Preface ... 2Table of contents ... 3Device

30Create Screenshots (Internal Use)In the Image plotter- application, self- created screen shots can also be used.Store GraphicsThe screenshots in the

31The Table- Values ApplicationThe TABLE- application is used to create tables of values. The function terms in the Graphic editor are entered into

32The DYNA- ApplicationIn the DYNA-Application, function graphs can be displayed dynamically. The input window is similar to the Graphics application.

33In the DYNA- application, similar to the Graphics application, background images can be saved.RepresentationIn the overview window (VAR) with [F6] (

34STAT- Statistics applicationIn the Statistics application, Data in lists can be entered and (graphically) evaluated. A description of the columns is

35Evaluation of the HistogramsThe statistical parameters and for instance, the mean (X- ), the sum of the squares of data (∑x2) or the standard deviat

36RegressionWith the given or calculated data, it is possible to create the Regression and determine the function terms.Note (Feature)0.5 1 1.5 2Numbe

37Binomial DistributionExample: Simulation of a cube experimentCalculate the probability that at the 30th dice roll: a) 5-times b) X-times a 6 is r

38Binomial DistributionExample: Simulation of a cube experimentCalculate the probability that at the 30th dice roll: a) 5-times b) X-times a 6 is r

39The SpreadsheetThe Main WindowUsing the Spreadsheet, a FILE can be created (NEW), opened (OPEN) or saved (SAVE-AS).In the cells, values, test or fo

4Device Overview: KeypadUSB connection3-pin connector cableFunctions buttonCursorMain MenuVariableallocationPower ONPower OFFCalculate confirm rangeO

40The SpreadsheetsSETUPWhen a formula contains an error, there will be an error message next to the re-calculations. The automatic re-calculation can

41The SpreadsheetsNew possibilities are given in the spreadsheet with the new colour display. Cells, values and also the graphs can be tinted.Settings

42The eActivity applicationInteractive worksheets can be created from the eActivity application. Different work areas can be linked and extensive task

43The eActivity applicationTo provide Strip with TitleAfter inserting an application strips, these can be provided with a Title.To open the applicati

44Screenshots/Creating Bitmaps (PC use)As the CASIO fx-CG20 can work as a USB- mass storage, images can be Drag&Dropped to transfer to a PC.Defau

45Data Transfer- Computer to ComputerProgrammes, eActivities, Add-Ins, etc. can be transferred from computer to computer.Data transfer- computer to co

46Description Command Syntax Function SequenceAbsolute value of the number X. Abs X[OPTN] [F8] ( t ) [F4] (NUM) [F1]Number of items in list X Dim List

47Description Command Syntax Button SequenceRound the number X. Rnd X[OPTN] [F6] ( t ) [F4] (NUM) [F4]Standard deviation of the elements of list N wi

48Notes

49Notes

5ApplicationsOVERVIEW OF THE MAIN APPLICATIONRun – MatrixMain application, calculations, numerical differentiation and integration, random numbers, m

50IndexHistory Memory ... 10 Absolute references (TK- application) ... 39

51IndexMedian ... 35 MENU ...

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6The Reset is used to reset the calculator to the factory default settings (initialization) or the Deleting Setup settings, variable eActivities, prog

7Application areas can be opened from the Main menu. [MENU] Main MenuWith the key [MENU], one can return to the Main menu.Opening and Closing an appli

8In the SETUP, default settings of each application can be changed. Using the keys [OPTN] and [VARS], depending on the application, commands and varia

9RUN-MAT Applications:Simple Calculations(Simple) calculations are performed in the RUN-MATRIX-application.Input ModeThe input Mode “Math” (Natural Di