Casio FX 7400G - Co., Ltd - Graphing Calculator User's Guide

SA0212-A Printed in Chinafx-7400G PLUSUser’s GuideCASIO COMPUTER CO., LTD.6-2, Hon-machi 1-chomeShibuya-ku, Tokyo 151-8543, JapanEfx-7400G PLUS (Eng

viiiContents5. Other Graphing Functions ... 58Connect Type and Plot Type Graphs (D-Type)

86Chapter 6 List FunctionDescending orderUse the same procedure as that for the ascending order sort. The only difference isthat you should press 2 (S

87List Function Chapter 63. Manipulating List DataList data can be used in arithmetic and function calculations. There is also a collec-tion of powerf

88Chapter 6 List FunctionuuuuuTo replace all cell values with the same value (Fill)K 1 (LIST) 4 (Fill) <value> , 1 (List) <list number 1-6>

89List Function Chapter 6uuuuuTo find the minimum value in a list (Min)K 1 (LIST) [ 2 (Min) [ [ 1 (List) <list number 1-6> ) w Example To find

90Chapter 6 List Function Example To calculate the mean of values in List 1 (36, 16, 58, 46, 56)AK1(LIST)[4(Mean)[[1(List)b)wuuuuuTo calculate the me

91List Function Chapter 6uuuuuTo calculate the sum of values in a list (Sum)K 1 (LIST) [ [ 2 (Sum) [ 1 (List) <list number 1-6> w Example To ca

92Chapter 6 List Function2. Press 1 (LIST) to display the List Data Manipulation Menu.1(LIST)3. Press 1 (List) to display the “List” command and input

93List Function Chapter 6uuuuuTo input a value into a specific cellYou can input a value into a specific cell inside a list. When you do, the value t

94Chapter 6 List Functionkkkkk Performing Scientific Function Calculations Using a ListLists can be used just as numeric values are in scientific func

Statistical Graphs andCalculationsThis chapter describes how to input statistical data into lists, andhow to calculate the mean, maximum and other sta

ixContentsPlotting Data ... 97Plotting a Scatter Diagram.

96Chapter 7 Statistical Graphs and Calculations1. Before Performing StatisticalCalculationsIn the Main Menu, select the STAT icon to enter the STAT

97Statistical Graphs and Calculations Chapter 7kkkkk Inputting Data into ListsInput the two groups of data into List 1 and List 2.a.fwb.cwc.ewewf.cwe-

98Chapter 7 Statistical Graphs and Calculationskkkkk Plotting a Scatter DiagramIt is often difficult to spot the relationship between two sets of data

99Statistical Graphs and Calculations Chapter 72. Use f and c to move the highlighting to the graph whose draw (On)/non-draw(Off) status you want to c

100Chapter 7 Statistical Graphs and Calculations12341234[uuuuuTo display the general graph settings (SET) screenWhile the graph menu is on the display

101Statistical Graphs and Calculations Chapter 71234 [1234 [1234 [1234 [1 2 3 4 [[1 (Hist) ... Histogram2 (Box) ... Med-box graph3 (N•Dis)

102Chapter 7 Statistical Graphs and Calculations2. Use the function key menu to select the name of the statistical data list whosevalues you want on t

103Statistical Graphs and Calculations Chapter 7uuuuuTo select the frequency data list (Freq)1. While the general graph settings screen is on the di

104Chapter 7 Statistical Graphs and Calculations1 2 3 4 [1234[1 2 3 4 [1234[uuuuuTo select the data list for a pie chart, stacked bar chart, bar grap

105Statistical Graphs and Calculations Chapter 73. Use f and c to move the highlighting to the Line item.4. Use the function key menu to select the na

xContentsChapter 8 Programming ... 1251. Before Programming ...

106Chapter 7 Statistical Graphs and Calculations[1 (Log) ... Logarithmic regression2 (Exp) ... Exponential regression3 (Pwr) ... Pow

107Statistical Graphs and Calculations Chapter 7 Example To graph a logarithmic regressionWhile logarithmic regression parameter calculation results

108Chapter 7 Statistical Graphs and CalculationsP. 101(G-Type)(N•Dis)MedQ31 234Q1maxXkkkkk Normal Distribution CurveThe normal distribution curve is g

109Statistical Graphs and Calculations Chapter 7The following describes the meaning of each of the parameters._x ... Mean of dataΣx

110Chapter 7 Statistical Graphs and Calculations•Performing a trace operation (!1 (TRCE)) while a pie chart is on the displaycauses the pointer to app

111Statistical Graphs and Calculations Chapter 7•Only positive data can be included in a stacked bar chart. Attempting to draw astacked bar chart for

112Chapter 7 Statistical Graphs and Calculations Example To input the following data into List 1 and use it to draw a bargraph: 18.0, 13.5, 4.5, 31.5

113Statistical Graphs and Calculations Chapter 7•Pressing ! 1 (TRCE) while a line graph is on the display activates the traceoperation. Use d and e to

114Chapter 7 Statistical Graphs and Calculations4. Calculating and Graphing Paired-Variable Statistical DataUnder “Plotting a Scatter Diagram,” we dis

115Statistical Graphs and Calculations Chapter 7kkkkk Med-Med GraphWhen it is suspected that there are a number of extreme values, a Med-Med graphcan

xiContentsChapter 10 Program Library ... 1751. Prime Factor Analysis ...

116Chapter 7 Statistical Graphs and CalculationsThe following are the meanings of the above parameters.a ... Regression second coefficientb ...

117Statistical Graphs and Calculations Chapter 74(DRAW)The following are the meanings of the above parameters.a ... Regression coefficientb ...

118Chapter 7 Statistical Graphs and Calculationskkkkk Displaying Paired-Variable Statistical ResultsPaired-variable statistics can be expressed as bot

119Statistical Graphs and Calculations Chapter 73 (COPY)... Stores the displayed regression formula to the GRAPH Mode4 (DRAW) ... Graphs the displa

120Chapter 7 Statistical Graphs and Calculations• The text at the top of the screen indicates the currently selected graph (StatGraph1 = Graph 1, Stat

121Statistical Graphs and Calculations Chapter 72(Man)Q(Returns to previous menu.)1(GRPH)1(GPH1)Here we will illustrate this operation by making histo

122Chapter 7 Statistical Graphs and CalculationsThe following is the meaning for each item.1VarX ... Specifies list where single-variable

123Statistical Graphs and Calculations Chapter 7P.118Now you can press f and c to view variable characteristics.For details on the meanings of these s

124Chapter 7 Statistical Graphs and Calculations(G-Type)(Scat)(XList)(YList)(Freq)(M-Type)(Auto)(Pwr)1234 Example To perform power regression using t

Programming1. Before Programming2. Programming Examples3. Debugging a Program4. Calculating the Number of Bytes Used by a Program5. Secret Function6.

xiiContents

126Chapter 8 Programming1. Before ProgrammingThe programming function helps to make complex, often-repeated calculations quickand easy. Commands and c

127Programming Chapter 8A12342. Programming Examples Example 1To calculate the surface area and volume of three regularoctahedrons of the dim

128Chapter 8 Programming•Pressing 4 (SYBL) displays a menu of symbols that can be input.4(SYBL)•You can delete a character while inputting a file name

129Programming Chapter 8uuuuuTo change modes in a program•Pressing 3 (MENU) while the program input screen is on the display causes amode change menu

130Chapter 8 ProgrammingSurface Area S ... c*!9d*aAxwVolume V ... !9c/d*aAMdwIf you simply input the manual calculations shown above howeve

131Programming Chapter 81 (EXE) or whw(Value of A)Intermediate result produced by ^wwbaww•Pressing w while the program’s final result is on the displa

132Chapter 8 Programming3. Debugging a ProgramA problem in a program that keeps the program from running correctly is called a“bug,” and the process o

133Programming Chapter 85. Secret FunctionWhen inputting a program, you can protect it with a password that limits access tothe program contents to th

134Chapter 8 ProgramminguuuuuTo recall a program ExampleTo recall the file named AREA which is protected by thepassword CASIO1. In the prog

135Programming Chapter 8uuuuuTo find a file using file name search Example To use file name search to recall the program named OCTA1. While the progr

Getting Acquainted— Read This First!1Chapter: Important notes: Notes: Reference pagesThe symbols in this manual indicate thefollowing messages.P. 000

136Chapter 8 Programming2. Recall the program.• The procedures you use for editing program contents are identical to those usedfor editing manual calc

137Programming Chapter 8As you can see, you can produce the TETRA program by making the following changesin the OCTA program.• Deleting c * (underline

138Chapter 8 Programmingwwbaww8. Deleting a ProgramThere are two different ways to delete a file name and its program.•Specific program delete•All pro

139Programming Chapter 8[2(DEL•A)2. Press 1 (YES) to delete all the programs in the list or 4 (NO) to abort theoperation without deleting anything.•

140Chapter 8 ProgrammingProgram Command Menu (COM)While the program menu is on the display, press 1 (COM) to display the programcommand menu.1(COM)1 (

141Programming Chapter 8Jump Command Menu (JUMP)While the program menu is on the display, press 3 (JUMP) to display the jumpcommand menu.3(JUMP)1 (Lb

142Chapter 8 Programming3(TABL)1 (Tabl) ... DispTable command2 (G•Con) ... DrawTG-Con command3 (G•Plt)... DrawTG-Plt commandConditional Jump

143Programming Chapter 810. Command Referencekkkkk Command IndexBreak ...

144Chapter 8 Programming[Square Brackets]... Square brackets are used to enclose items that are op-tional. Do not input the square brackets

145Programming Chapter 8Description:1. Operation of the carriage return is identical to that of the multi-statement com-mand.2. Using a carriage retur

2Chapter 1 Getting Acquainted1. Using the Main MenuThe main menu appears on the display whenever you turn on the calculator. It con-tains a number

146Chapter 8 ProgrammingIf~Then~ElseFunction: The Then-statement is executed only when the If-condition is true (non-zero). The Else-statement is exec

147Programming Chapter 8For~To~NextFunction: This command repeats everything between the For-statement and theNext-statement. The starting value is a

148Chapter 8 Programming_Do: ~ LpWhile <expression>^_While <expression>: ~WhileEnd^Description:1. This command is basically identical to F

149Programming Chapter 8Description:1. This command repeats the commands contained in the loop as long as its condi-tion is true (non-zero). When

150Chapter 8 Programming3. A subroutine can be used in multiple locations in the same main routine, or it canbe called up by any number of main routin

151Programming Chapter 8Example: For 2 → I To 10_If I = 5_Then ”STOP” : Stop_IfEnd_NextThis program counts from 2 to 10. When the count reaches 5, how

152Chapter 8 Programming3. This command can be used in combination with conditional jumps and countjumps.4. If there is no Lbl-statement who

153Programming Chapter 8Description:1. The conditional jump compares the contents of two variables or the results of twoexpressions, and a decision is

154Chapter 8 ProgrammingDescription:This command draws a statistical graph in accordance with conditions defined withinthe program.DrawGraphFunction:

155Programming Chapter 8Send (Function: This command sends data to an external device.Syntax: Send (<data>) (…ex. Send (List 1))Description:1. T

3Getting Acquainted Chapter 1uuuuuTo enter a mode Example To enter the RUN Mode from the Main Menu1. Press m to display the Main Menu.2. Use d, e, f,

156Chapter 8 Programming11. Text DisplayYou can include text in a program by simply enclosing it between double quotationmarks. Such text appears on t

157Programming Chapter 8Executing this program produces the result shown here.kkkkk Using Table & Graph Functions in a ProgramTable & Graph

158Chapter 8 ProgrammingExecuting this program produces the results shown here.Numeric TableGraphwkkkkk Using List Sort Functions in a ProgramThese fu

159Programming Chapter 8The graph conditions that are required depends on the graph type. See “ChangingGraph Parameters”.• The following is a typical

160Chapter 8 ProgrammingExample ProgramClrGraph_1!Z[[[1Q1S-WindAuto_2K11{1, 2, 3} → 2 List 1_31Q{1, 2, 3} → 3 List 2_43121Q4S-Gph1 5 DrawOn,53111Q6S

161Programming Chapter 8• Regression statistical calculation1LinearReg List 1, List 2, List 3CalculationFrequency data (Frequency)type*y-axis data (YL

162Chapter 8 Programming

Data Communications Chapter 9163Data CommunicationsThis chapter tells you everything you need to know to transfer pro-grams between the fx-7400G PLUS

Chapter 9 Data Communications164 1. Connecting Two UnitsThe following procedure describes how to connect two units with an optional SB-62conn

Data Communications Chapter 9165 2. Connecting the Unit with aPersonal ComputerTo transfer data between the unit and a personal computer, you mu

4Chapter 1 Getting AcquaintedAlpha LockNormally, once you press a and then a key to input an alphabetic char-acter, the keyboard reverts to its primar

Chapter 9 Data Communications166 3. Connecting the Unit with a CASIOLabel PrinterAfter you connect the unit to a CASIO Label Printer with an opti

Data Communications Chapter 91674. Before Performing a DataCommunication OperationIn the Main Menu, select the LINK icon and enter the LINK Mode. The

Chapter 9 Data Communications1685. Performing a Data Transfer OperationConnect the two units and then perform the following procedures.Receiving unitT

Data Communications Chapter 91691 (SEL) ... Selects data item where cursor is located.4 (TRAN) ... Sends selected data items.Use the f and c c

Chapter 9 Data Communications1701 (YES) ... Replaces the receiving unit’s existing data with the new data.4 (NO) ... Skips to next data ite

Data Communications Chapter 9171Press 1 (YES) to send the data.1(YES)•You can interrupt a data operation at any time by pressing A.The following shows

Chapter 9 Data Communications172Sending Unit Receiving UnitPress A to return to the data communication main menu.•Data can become corrupted, necessita

Data Communications Chapter 9173You cannot send the following types of screens to a computer.• The screen that appears while a data communication oper

Chapter 9 Data Communications174

Program Library1Prime Factor Analysis2Greatest Common Measure3t-Test Value4Circle and Tangents5 Rotating a FigureBefore using the Program Library•Be s

5Getting Acquainted Chapter 1PagePagePagePagePagePagePage PagePagePagePage66452324 3115313131312338139313131311731271630173082302160173017181460148220

176PROGRAM SHEETProgram forPrime Factor AnalysisDescriptionProduces prime factors of arbitrary positive integersFor 1 < m < 1010Prime numbers ar

177123456789101112131415161718192021222324252627PLblLblLblLblLblGotoLblLblLblLblLblR01234656789M:::::::::::"2FracBBABA"FM^(AI+÷^^EA"AA+

178PROGRAM SHEETProgram forGreatest Common MeasureDescriptionEuclidean general division is used to determine the greatest common measure for two inter

179123456789101112131415161718192021222324252627CLblAbsBALblCBLblM1A<→2=→3N:→AC:0A:"A⇒:(–)⇒:BFA:GotoB(GotoC^A"Abs2→lnt3→GotoC?B:A(:B1T→→:

180Program fort-Test ValueDescriptionThe mean (sample mean) and sample standard deviation can be used to obtain a t-test value.x : mean of x dataxσn–1

1811234567891015202530354045506080120240∞0.23.0781.8861.6381.5331.4761.4401.4151.3971.3831.3721.3411.3251.3161.3101.3061.3031.3011.2991.2961.2921.2891

182PROGRAM SHEETProgram forCircle and TangentsDescriptionFormula for circle:x2 + y2 = r2Formula for tangent line passingthrough point A (x',

18312345678910111213141516171819202122232425262728293031323334TProg"RProg"X"PlotR(LblGraph Y=""Lbl"YN1ZLbl(Graph Y="

184ViewWindow353637383940414243441212ProgSGraph Y=GotoLblGraph Y=Prog:Lbl"W3CGraph Y=Graph Y="=N39M"Goto3EI(–),I(–)C2(__(W6_NN31R(I⇒XXI

18512345Program forCircle and TangentsNo.4Step Key Operation Display

IBM is a registered trademark of International Business Machines Corporation.Macintosh is a registered trademark of Apple Computer, Inc.GUIDELINES LAI

6Chapter 1 Getting Acquainted3. Key MarkingsMany of the calculator’s keys are used to perform more than one function. The func-tions marked on the key

186Program forCircle and TangentsNo.4Step Key Operation Display678910

1871112131415Program forCircle and TangentsNo.4Step Key Operation Display

188161718Program forCircle and TangentsNo.4Step Key Operation Display

189PROGRAM SHEETProgram forRotating a FigureDescriptionFormula for coordinate transforma-tion:(x, y) → (x', y')x' = x cos θ – y sin θy&

190No.5LineProgramFilename12345678910111213141516171819202122232425262728293031323334R8"X"PlotX"X"PlotX"X"PlotXLblLine&q

19112345Program forRotating a FigureNo.5Step Key Operation Display

192678910Program forRotating a FigureNo.5Step Key Operation Display(Locate the pointer at X = 5)Continue, repeating from step 8.

AppendixAppendix A Resetting the CalculatorAppendix B Power SupplyAppendix C Error Message TableAppendix D Input RangesAppendix E Specifications

194AppendixAppendix A Resetting the CalculatorWarning!The procedure described here clears all memory contents. Never perform this op-eration unless yo

195AppendixResetting the calculator initializes it to the following settings.Item Initial SettingIcon RUNAngle Unit RadExponent Display Range Norm 1Fr

7Getting Acquainted Chapter 12. Press !Z to display the mode’s set upscreen.• This set up screen is just one possible exam-ple. Actual set up screen

196AppendixAppendix B Power SupplyThis unit is powered by two AAA-size (LR03 (AM4) or R03 (UM-4)) batteries. In addi-tion, it uses a single CR2032 lit

197Appendix(Should a battery leak, clean out the battery compartment of the unit immedi-ately, taking care to avoid letting the battery fluid come

198Appendix•Power will not switch on if you press o while the back cover is open.•Do not leave the unit without main power supply batteries loaded for

199Appendix6. Wipe off the surfaces of a new battery with asoft, dry cloth. Load it into the calculator sothat its positive (+) side is facing up

200AppendixMeaning1 Calculation formula contains anerror.2 Formula in a program containsan error.1 Calculation result exceedscalculation range.2 Calcu

201AppendixMeaning•Execution of calculations thatexceed the capacity of the stackfor numeric values or stack forcommands.1 Not enough memory to holdfu

202AppendixFunctionsinxcosxtanxsin–1xcos–1xtan–1xlogxInx10xexxx21/x3xx!nPrnCrPol (x, y)Rec(r ,θ)Internaldigits15 digits"""""&

203AppendixInternaldigits15 digits""""PrecisionAs a rule,precision is±1 at the10th digit.*""""NotesInput range

204AppendixAppendix E SpecificationsVariables: 26Calculation range:±1 × 10–99 to ± 9.999999999 × 1099 and 0. Internal operations use 15-digit mantissa

8Chapter 1 Getting AcquainteduuuuuAngle unit (Angle)1 (Deg) ... Specifies degrees asdefault.2 (Rad) ... Specifies radians asdefault.3 (G

9Getting Acquainted Chapter 1[1 (List4)2 (List5) ...3 (List6)Press [ to return to the previous menu.Other menus for set up (Display, Simplfy, Frac

10Chapter 1 Getting Acquainted• Direct Command ExecutionExample: Selecting executes the DRAW command.kkkkk Exponential DisplayThe calculator normall

11Getting Acquainted Chapter 1kkkkk Special Display FormatsThis calculator uses special display formats to indicate fractions, and sexagesimalvalues.u

12Chapter 1 Getting Acquainted7. When you keep having problems…If you keep having problems when you are trying to perform operations, try the fol-lowi

Basic CalculationsIn the RUN Mode you can perform arithmetic calculations (addi-tion, subtraction, multiplication, division) as well as calculations i

14Chapter 2 Basic Calculations1. Addition and Subtraction Example 6.72 + 9.08g.hc+j.aiwYou can input the operation just as it is written. This capabi

15Basic Calculations Chapter 2uuuuuTo use parentheses in a calculation2 × 3 + 4 Example 1–––––––5You should input this calculation as: (2 × 3 + 4) ÷ 5

iBEFORE USING THE CALCULATORFOR THE FIRST TIME ONLY...This calculator does not contain any main batteries when you purchase it. Be sure to performthe

16Chapter 2 Basic Calculations2(Int÷)hw•Remember that you can use only integers in quotient division operations. Youcannot use expressions such as 2

17Basic Calculations Chapter 2(2) Parentheses Calculation Priority SequenceExpressions enclosed inside parentheses are always given priority in a calc

18Chapter 2 Basic Calculations(5) Rounding Example 74 ÷ 3Ahe/dwThe actual result of the above calculation is 24.66666666… (and so on to infinity),whi

19Basic Calculations Chapter 2(3) ReplayWhile the result of a calculation is on the display, you can use d and e to move thecursor to any position wit

20Chapter 2 Basic Calculationsd(You could also press e.)![d(See below for details on makingcorrections.)w(5) Making CorrectionsUse the d and e keys to

21Basic Calculations Chapter 2ddddd![s•When you press ![a space is indicated by the symbol ‘‘t’’. The next func-tion or value you input is inserted at

22Chapter 2 Basic CalculationsuuuuuTo assign the same value to more than one variableOperation<value or expression>aa<start variable name

23Basic Calculations Chapter 28. Fraction Calculations(1) Fraction Display and Input Example 1 Display of Example 2 Display of 3Mixed fractions (such

24Chapter 2 Basic Calculations Example To convert the result of the previous example to a decimal andthen back to a fractionMMuuuuuTo convert between

25Basic Calculations Chapter 2(3) Changing the Fraction Simplification ModeThe initial default of the calculator is automatic simplification of fracti

ii5. Press m.If the Main Menu shown to the right is not on the display,press the P button on the back of the calculator toperform memory reset.6. Use

26Chapter 2 Basic CalculationsK2(CALC)1(Simp)w• F = 3 indicates that 3 is the divisor.• The calculator automatically selects the smallest possible div

27Basic Calculations Chapter 29. Selecting Value Display ModesYou can make specifications for three value display modes.Fix ModeThis mode lets you spe

28Chapter 2 Basic Calculationsuuuuu To specify the number of significant digits (Sci)1. While the set-up screen is on the display, press 2 (Sci).2. Pr

29Basic Calculations Chapter 2uuuuuTo set the default angle unit Example To change the angle unit from radians to degrees!Zcc1(Deg)•Once you change t

30Chapter 2 Basic Calculationskkkkk Trigonometric Function CalculationsAlways make sure that the default angle unit is set to the required default

31Basic Calculations Chapter 2uuuuuTo perform logarithmic/exponential function calculations Example 1 log1.23lb.cdwResult: 0.0899051114 Example 2 ln90

32Chapter 2 Basic CalculationsExample Operation DisplayWhat is the absolute value ofthe common logarithm of3?4| log3| = 0.1249387366K[1(NUM)41(Abs)l(3

33Basic Calculations Chapter 2 Example To calculate x and y when r = 25 and θ = 56°Operation Display!Zcc1(Deg)QK[2(ANGL)[[2(Rec()25,56)w Ans1–13.979–

34Chapter 2 Basic Calculationskkkkk Calculation Priority SequenceThe calculation priority sequence is the order that the calculator performs opera-

35Basic Calculations Chapter 2•Display Result Command (^^^^^)When execution reaches the end of a statement followed by a display result com-mand, exec

•Your calculator is made up of precision components. Never try to take it apart.•Avoid dropping your calculator and subjecting it to strong impact.•Do

36Chapter 2 Basic Calculationskkkkk ErrorsAn error message appears on the display and calculation stops whenever the calcu-lator detects some problem.

37Basic Calculations Chapter 2kkkkk Memory Status (MEM)You can check how much memory is used for storage for each type of data. You canalso see how ma

38Chapter 2 Basic Calculations2. Press 1 (DEL).1(DEL)3. Press 1 (YES) to clear the data or 4 (NO) to abort the operation withoutclearing anyt

39Basic Calculations Chapter 21 (Xmin) ... x-axis minimum2 (Xmax)...x-axis maximum3 (Xscl) ...x-axis scale[1 (Ymin) ... y-axis minimum

40Chapter 2 Basic CalculationsThe following menu appears whenever you press 1 (X), while the statistical datamenu is on the display.1 (X)1 (n) ...

41Basic Calculations Chapter 2The following menu appears whenever you press 3 (GRPH) while the statisticaldata menu is on the display.3 (GRPH)1(a)-3(c

42Chapter 2 Basic CalculationsInput a storage area number and then press one of the following function keys torecall the corresponding graph function

Differential CalculationsChapter3

44Chapter 3 Differential Calculations•To perform differential calculations, first display the Option Menu, and then inputthe values shown in the formu

45Differential Calculations Chapter 3This average, which is called the central difference, is expressed as:uuuuuTo perform a differential calculation

In no event shall CASIO Computer Co., Ltd. be liable to anyone for special, collateral, incidental, orconsequential damages in connection wi

46Chapter 3 Differential Calculations•Pressing A during calculation of a differential (while the cursor is not shownon the display) interrupts the cal

GraphingA collection of versatile graphing tools plus a large 79 × 47-dotdisplay makes it easy to draw a variety of function graphs quicklyand

48Chapter 4 Graphing1. Before Trying to Draw a Graphkkkkk Entering the Graph ModeOn the Main Menu, select the GRAPH icon and enter the GRAPH Mode. Whe

49Graphing Chapter 42. Input a value for a parameter and press w. The calculator automatically selectsthe next parameter for input.•You can also selec

50Chapter 4 Graphing4. To exit the View Window, press Q.•Pressing w without inputting any value also exits the View Window.• The following is the inpu

51Graphing Chapter 4b. Press ! 3 (V-Window) 2 (TRIG) to initialize the View Window to the follow-ing settings.Deg ModeXmin = –360 Ymin = –1.6Xmax = 36

52Chapter 4 Graphing3. Graph Function OperationsYou can store up to 10 functions in memory. Functions in memory can be edited,recalled, and graphed.

53Graphing Chapter 4•You will not be able to store the expression in an area that already contains aparametric function. Select another area to store

54Chapter 4 Graphingkkkkk Editing Functions in MemoryuuuuuTo edit a function in memory Example To change the expression in memory area Y1 from y = 2x

55Graphing Chapter 4Use the following View Window parameters.Xmin = –5 Ymin = –5Xmax = 5 Ymax = 5Xscl = 1 Yscl = 1ccc(Select a memory area that contai

• • • • • • • • • • • • • • • • • • •••• • • • • • • • • • • • • • • • •• • • • • • • • • • • • • • • • • • ••• • • • • • • • • • • • • • • • • •• • •

56Chapter 4 Graphing[1 (Y >) ... Y > f (x) inequality2 (Y <) ... Y < f (x) inequality3 (Y ≥) ... Y > f (x) inequality

57Graphing Chapter 4uuuuuTo graph parametric functionsYou can graph parametric functions that can be expressed in the following format.(X, Y) = (f (T)

58Chapter 4 Graphing Example To graph the inequality y > x2 – 2x – 6Use the following View Window parameters.Xmin = –6 Ymin = –10Xmax = 6 Ymax = 1

59Graphing Chapter 4kkkkk TraceWith trace, you can move a flashing pointer along a graph with the f, c, d, ande cursor keys and obtain readouts of

60Chapter 4 Graphing•Pressing d and e moves the pointer along the graph. Holding down eitherkey moves the pointer at high speed.3. Use f and c to mov

61Graphing Chapter 4 Example To graph y = Ax2 – 3, substituting 3, 1, and –1 for the value of AUse the following View Window parameters.Xmin = –5 Ymi

62Chapter 4 Graphingkkkkk ZoomThe zoom feature lets you enlarge and reduce a graph on the display.uuuuuBefore using zoomImmediately after drawing a gr

63Graphing Chapter 42. Press 1 (BOX), and then use the cursor keys (d, e, f, c) to move thepointer to the location of one of the corners of the box yo

64Chapter 4 GraphingUse the following View Window parameters.Xmin = –8 Ymin = –30Xmax = 8 Ymax = 30Xscl = 5 Yscl = 101. After graphing the functions,

65Graphing Chapter 41 2 34[1234[1234[• The above procedure automatically converts the x-range and y-range View Win-dow values to 1/5 of their original

ContentsviChapter 1 Getting Acquainted ... 11. Using the Main Menu ...

66Chapter 4 Graphing[•Other menu items are identical to those in the STAT, GRAPH, TABLE Mode menu.The Sketch function lets you draw lines and plot poi

67Graphing Chapter 4In the RUN or PRGM ModeThe following is the syntax for plotting points in these modes.Plot <x-coordinate>, <y-coordinate&

68Chapter 4 GraphinguuuuuTo turn plot points on and off in the STAT, GRAPH and TABLE Modes• To turn a plot point on1. After drawing a graph, display t

69Graphing Chapter 4uuuuuTo draw a line between two plotted pointsIn the STAT, GRAPH or TABLE Mode Example To draw a line between the two points of i

70Chapter 4 GraphinguuuuuTo draw a line in the STAT, GRAPH and TABLE Modes Example To draw a line between two points of inflection on the graph ofy =

71Graphing Chapter 4In the RUN or PRGM Mode Example To draw a line perpendicular to the x-axis from point (x, y) = (2, 6)on the graph y = 3xUse the f

72Chapter 4 Graphing2. Use the d and e cursor keys to move the line left and right, and press w todraw the line at the current location.e ~ ew•To dra

Table & GraphThe Table & Graph menu makes it possible to generate numerictables from functions stored in memory. You can also use multiplefunc

74Chapter 5 Table and GraphTo enter the Table Mode, press m to display the Main Menu, use the cursor keys toselect the TABLE icon, and then press w.Th

75Table and Graph Chapter 5uuuuuTo assign values automatically within a specified range ExampleTo assign values from –3 to 3, in increments of 1 (sev

viiContents8. Fraction Calculations ... 23(1) Fraction Display and Input ...

76Chapter 5 Table and Graph4. Generating a Numeric TableBefore actually generating a numeric table, you must first select the functions youwant to use

77Table and Graph Chapter 5123412345. Editing a TableYou can use the editing screen to add lines to or delete lines from an existing table.Press 2 (RO

78Chapter 5 Table and GraphGraphing a table whose values were generated using more than one function causesthe graphs of all the functions to be drawn

List FunctionA list is a kind of container that you can use to store multiple data items.This calculator lets you have up to six lists in memory, and

kkkkk List Data Linking80List operationExample:List 1 + List 2{1, 2, 3} + {4, 5, 6}List 1 + 3GraphOperationList internal operationsawGraphing withlis

81List Function Chapter 61. List OperationsSelect the LIST icon in the Main Menu and enter the LIST Mode to input data into alist and to manipulate li

82Chapter 6 List FunctionuuuuuTo batch input a series of values1. Use f to move the cursor to the list name.ffff2. Use d or e to move the cursor to an

83List Function Chapter 6uuuuuTo delete a cell1. Use d, e, f, or c to move the cursor to the cell you want to delete.cd2. Press [ to display the Cell

84Chapter 6 List Function2. Press [ to display the Cell Operation Menu (if it is not already displayed).[3. Press 2 (DEL-A). The function menu chang

85List Function Chapter 63. Input the value you want into the new cell (4 in our example) and press w.ew•Note that the above cell insert operation doe