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Sharp operation manual EL-5230 EL-5250, Programmable Scientific Calculator, Operation Manual

Models: EL-5230 EL-5250

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EL-5230

EL-5250

PROGRAMMABLE SCIENTIFIC CALCULATOR

OPERATION MANUAL

Page 1

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Sharp operation manual EL-5230 EL-5250, Programmable Scientific Calculator, Operation Manual

Contents

PROGRAMMABLE SCIENTIFIC CALCULATOR EL-5230 EL-5250OPERATION MANUAL Page Introduction Programmable Scientific CalculatorBefore You Get Started General InformationIntroduction ContentsChapter 1 Before You Get Started Chapter 2 General InformationBinary, Pental, Octal, Decimal and Hexadecimal Operations N-base Chapter 3 Scientific CalculationsChapter 5 Equation Solvers Chapter 4 Statistical CalculationsChapter 6 Complex Number Calculations Chapter 7 ProgrammingPurchasing with payment in n-month installments Chapter 8 Application ExamplesSome like it hot Celsius-Fahrenheit conversion How many digits can you remember?Appendix Introduction Operational Notes Key Notation in This Manual NORMAL MODEπRŒ˚-10 ExamplePage Before You Get Started Resetting the calculatorChapter Preparing to Use the CalculatorThe Hard Case Calculator layout Calculator Layout and Display SymbolsBUSY Display2ndF xy /r θWhat you can do in each mode Selecting a modeOperating Modes MODE-1 ƒNORMAL ⁄STAT ¤PROG ‹EQN8Œ‰3-7˚-10.5 A Quick TourTurning the calculator on and off Entering and solving an expressionEditing an expression 110.45041728Œ‰3-7˚-10.5= 110.4504172 8Œ‰3-7˚-10.5 8Œ‰3-7˚-10.5 =Using variables NORMAL MODE 0. π NORMAL MODE 0. πRŒ0. 2„ÒR NORMAL MODEUsing simulation calculations ALGB NORMAL MODEπRŒ= 201.0619298 1ı3πRŒH1ı3πRŒH R=z 1ı3πRŒH= 678.5840132 1ı3πRŒH= 670.20643281ı3πRŒH H=8 AnsÒV 678.5840132 AnsÒV 678.5840132 V=1ı3πRŒH Using the solver functionV=1ı3πRŒH H=z V=1ı3πRŒH V=z678.5840132 V=1ı3πRŒH H=z Example10.125 Other featuresR¬ 678.5840132 L¬ General Information ¤STAT ‹RESETClearing the Entry and Memories Memory clear keyEditing and Correcting an Equation Overwrite mode and insert mode123456 Cursor keys3˚5+3˚2= 21. 3˚5+2 3˚5+3˚2= 35+2 3˚5+3˚2= 21. 3˚5+3˚23˚5+3˚2= Delete keySET UP ƒDRG ⁄FSE ¤ The SET UP menuSetting the floating point numbers system in scientific notation Determination of the angular unitUsing alphabetic characters Using MemoriesUsing global variables 0. 6ÒA6. A= Using local variables¬ƒA¡ 1.25E-5ÒA1 0.00001250.0000125 A1= Using variables in an equation or a program1ıA¡-1000A= ¬ƒA¡3Œπ= 28.27433388 Using the last answer memory5Ans= 141.3716694 Global variable MMode Using memory in each modeA-L, N-Z Resetting the calculator z ALL DATA z z CLEARED! z z zNORMAL MODE zALL DATA CL?z z YES¬DEL z z NO¬ENTERzScientific Calculations NORMAL modeArithmetic operations ChapterConstant calculations FunctionsjH$1.5 + ƒabs Math menu Functions⁄ipart ¤intKey operations FunctionResult 24∂ΩsecDifferential function Differential/Integral FunctionsExample Integral functionKey operations ResultWhen performing integral calculations Random numbers Random FunctionRandom dice Random coinChain Calculations Angular Unit ConversionsExample Key operations4.833333333 Fraction Calculations4.641588834 0∂31∂1.5∂Binary, Pental, Octal, Decimal, and Hexadecimal Operations N-base 11001.b Time, Decimal and Sexagesimal Calculations r = Coordinate Conversionsx = y =Calculations Using Physical Constants Result Key operationsλc, p λc, n100 @j6k Calculations Using Engineering Prefixes10 @j5e PrefixModify Function TŒ=4πGMR Solver FunctionEntering and solving an equation Changing the value of variables and editing an equationA˚B=C˚D D=z A˚B=C˚DA˚B=C˚D A˚B=C˚DImportant notes ERRORCALCULATION A˚B=C˚DEntering an expression for simulation calculation Simulation Calculation ALGBChanging a value of variables and editing an expression πRŒH= 785.3981634BCsinA2 B=z BCsinA2 C=5 BCsinA2= 7.5 BCsinA2Simulate an equation for different values BCsinA2BCsinA2= 7.071067812 2BCsinA2 B=zBCsinA2= Chapter 3 Scientific CalculationsEQTN FILE ƒLOAD ⁄SAVE ¤DEL SAVETITLE? Filing EquationsSAVERING Saving an equationDEL ¬º⁄RING º¤AREA-3 º‹CIRCUIT Loading and deleting an equationTITLERING DELETE¬DEL QUIT¬ENTER Page Chapter Statistical CalculationsInverse regression calculation Linear regression calculation Single-variable statistical calculationQuadratic regression calculation Data Entry and CorrectionData entry Data correctionExample 30 d d dσx = Statistical Calculation FormulasΣx 2 - nx sx =Values for Pt, Qt, and Rt are given to six decimal places Normal Probability CalculationsStandardization conversion formula Chapter 4 Statistical Calculations⋅10+50= Statistical Calculations Examplesx = 60 →Pt ? t = -0.5 →Rt ?Result Key operationsx=3 → y=? Simultaneous Linear Equations Equation Solversa1x + b1y = c1 a2x + b2y = c2 D = D =x= 3.238095238 y=-1.638095238 Z= D=x+ y- z = x = ?X¤-6.333333333 Quadratic and Cubic Equation SolversExample Example X⁄-1.233600307 X¤ 0.216800153 +1.043018296iComplex Number Entry Complex Number CalculationsChapter +5.i PROGRAM MODE ƒRUN ⁄NEW ¤EDIT ‹DEL PROG modeEntering the PROG mode Selecting the NORMAL program mode or the NBASE program modeMODE Creating a NEW ProgramTITLE? NORMAL ƒNORMAL ⁄NBASESLOPE NORMAL Y=M¡X+5 SLOPE NORMAL M¡=? Use of variablesExample 2. Entering the program COMMAND-1 ƒPrint ⁄Print ¤Input ‹Wait Programming CommandsInput and display commands Indicates the line is a remark Gosub Flow controlEqualities and inequalities STAT Statistical CommandsSTAT xy DataEditing a Program ERROR LBL DUPLICATE BREAK Error MessagesDeleting Programs PROGRAM MODE ƒRUN ⁄NEW ¤EDIT ‹DELDEL ¬º⁄AREA º¤TEMP º‹STAT TITLEAREA DELETE¬DEL QUIT¬ENTER Programming Examples Application ExamplesSome like it hot Celsius-Fahrenheit conversion TEMP NORMAL PROGRAM?Running the program PROGRAM MODE ƒRUN ⁄NEW ¤EDIT ‹DELA + B + C T = The Heron FormulaHERON NORMAL SIDE LENGTHSExample Result2B or not 2B N-base conversion NBASE NBASE PROGRAM?Key operations Program codeRunning the program x - m t = sx2 T testExample Key operations Program codeRunning the program ResultX 1 2+Y 1 2-X 2 2-Y 2 2Y 2-Y 3 - X 2 2+Y 2 2-X 3 2-Y 3 2Y 1-Y A circle that passes through 3 points2X 1-X 2Y 2-Y 3 - X 2-X 3Y 1-Y X 1 2+Y 1 2-X 2 2-Y 2 2X 2-X 3 - X 2 2+Y 2 2-X 3 2-Y 3 2X 1-XKey operations Program codeExample ResultDECAY NORMAL PROGRAM? Radioactive decayExample ORIGINAL MASS DECAY NORMALMº=? T= YEARSDelta-Y impedance circuit transformation Key operations Program code2Y TO DELTA 1DELTA TO YProgram code Key operations= -- = Obtaining tensions of stringssin A + B A, B angles that strings make from perpendicular lines DMS23.761 T= 21.966Results Examplen n-month installment Purchasing with payment in n-month installments1 - 1 + i -n P price of the productPAYBYMNNORMAL PRICEPrint S i 0 S eProgram code Digital diceKey operations Running the programHow many digits can you remember? Key operations Program codeKey operations Program codeRunning the program 23∂56∂4.09∂Ωse Calculation Examples86164.09 86164.09 AnsÒT 8.616 Geosynchronous orbits7.424 4.217Twinkle, twinkle, little star Apparent magnitude of stars TŒ=4πŒGM˚ R„ R=z4.8-log0.0003 0.4= 1Î0.4˚4.8-2. 89=Example ResultMemory calculations DATA SET= 3. 7.95,108DATA DATA SET= DATA SET= 4. Í≈= 13254.15Example Result15890700. 35∏5= 38955840 50Ç6= 15890700The state lottery ExampleNotes on battery replacement Battery ReplacementWhen to replace the batteries AppendixCautions Replacement procedurezALL DATA CL?z Automatic power off functionz YES¬DEL z z NO¬ENTERz¤DELETE LCD CONTRAST + DARK ¬LIGHT The OPTION menuOPTION ƒCTRST ⁄M.CHK The OPTION displayDeleting equation files and programs If an Abnormal Condition OccursDELETE ƒEQTN ⁄PROG Error no Error MessagesError message SolutionNewton’s method Using the Solver Function Effectively‘Dead end’ approximations Range of expected valuesCalculation accuracy RANGEabChanging the range of expected values Solving y = sin x for y = Equations that are difficult to solveSolving y = x3 - 3x2 + x + 5 for y = Calculation ranges Technical Datax, y → r, θ Function Memory usageDynamic range VariablesFiling Equation functions Priority levels in calculationsSpecifications In Europe For More Information about Scientific Calculators04LGK TINSE0796EHZZ SHARP CORPORATIONPRINTED IN CHINA / IMPRIMÉ EN CHINE / IMPRESO EN CHINA