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Sharp EL-5250, EL-5230 operation manual

Models: EL-5230 EL-5250

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Contents

EL-5230 EL-5250 PROGRAMMABLE SCIENTIFIC CALCULATOROPERATION MANUAL Page Programmable Scientific Calculator IntroductionBefore You Get Started General InformationContents IntroductionChapter 1 Before You Get Started Chapter 2 General InformationChapter 3 Scientific Calculations Binary, Pental, Octal, Decimal and Hexadecimal Operations N-baseChapter 4 Statistical Calculations Chapter 5 Equation SolversChapter 6 Complex Number Calculations Chapter 7 ProgrammingChapter 8 Application Examples Purchasing with payment in n-month installmentsSome like it hot Celsius-Fahrenheit conversion How many digits can you remember?Appendix Introduction Operational Notes NORMAL MODE Key Notation in This ManualπRŒ˚-10 ExamplePage Resetting the calculator Before You Get StartedChapter Preparing to Use the CalculatorThe Hard Case Calculator Layout and Display Symbols Calculator layoutDisplay BUSY2ndF xy /r θSelecting a mode What you can do in each modeOperating Modes MODE-1 ƒNORMAL ⁄STAT ¤PROG ‹EQNA Quick Tour 8Œ‰3-7˚-10.5Turning the calculator on and off Entering and solving an expression110.4504172 Editing an expression8Œ‰3-7˚-10.5= 110.4504172 8Œ‰3-7˚-10.5 8Œ‰3-7˚-10.5 =NORMAL MODE 0. π NORMAL MODE 0. πRŒ Using variables0. 2„ÒR NORMAL MODENORMAL MODE Using simulation calculations ALGBπRŒ= 201.0619298 1ı3πRŒH1ı3πRŒH= 670.2064328 1ı3πRŒH R=z 1ı3πRŒH= 678.58401321ı3πRŒH H=8 Using the solver function AnsÒV 678.5840132 AnsÒV 678.5840132 V=1ı3πRŒHV=1ı3πRŒH H=z V=1ı3πRŒH V=z678.5840132 V=1ı3πRŒH H=z ExampleOther features 10.125R¬ 678.5840132 L¬ ¤STAT ‹RESET General InformationClearing the Entry and Memories Memory clear keyOverwrite mode and insert mode Editing and Correcting an Equation123456 Cursor keys3˚5+3˚2= 21. 3˚5+3˚2 3˚5+3˚2= 21. 3˚5+2 3˚5+3˚2= 35+23˚5+3˚2= Delete keyThe SET UP menu SET UP ƒDRG ⁄FSE ¤Setting the floating point numbers system in scientific notation Determination of the angular unitUsing Memories Using alphabetic charactersUsing global variables 0. 6ÒAUsing local variables 6. A=¬ƒA¡ 1.25E-5ÒA1 0.0000125Using variables in an equation or a program 0.0000125 A1=1ıA¡-1000A= ¬ƒA¡Using the last answer memory 3Œπ= 28.274333885Ans= 141.3716694 Global variable MUsing memory in each mode ModeA-L, N-Z z ALL DATA z z CLEARED! z z z Resetting the calculatorNORMAL MODE zALL DATA CL?z z YES¬DEL z z NO¬ENTERzNORMAL mode Scientific CalculationsArithmetic operations ChapterFunctions Constant calculationsjH$1.5 + Math menu Functions ƒabs⁄ipart ¤intFunction Key operationsResult 24∂ΩsecDifferential/Integral Functions Differential functionIntegral function ExampleKey operations ResultWhen performing integral calculations Random Function Random numbersRandom dice Random coinAngular Unit Conversions Chain CalculationsExample Key operationsFraction Calculations 4.8333333334.641588834 0∂31∂1.5∂Binary, Pental, Octal, Decimal, and Hexadecimal Operations N-base 11001.b Time, Decimal and Sexagesimal Calculations Coordinate Conversions r =x = y =Calculations Using Physical Constants Key operations Resultλc, p λc, nCalculations Using Engineering Prefixes 100 @j6k10 @j5e PrefixModify Function Solver Function TŒ=4πGMREntering and solving an equation Changing the value of variables and editing an equationA˚B=C˚D A˚B=C˚D D=zA˚B=C˚D A˚B=C˚DERROR Important notesCALCULATION A˚B=C˚DSimulation Calculation ALGB Entering an expression for simulation calculationChanging a value of variables and editing an expression πRŒH= 785.3981634BCsinA2 BCsinA2 B=z BCsinA2 C=5 BCsinA2= 7.5Simulate an equation for different values BCsinA22BCsinA2 B=z BCsinA2= 7.071067812BCsinA2= Chapter 3 Scientific CalculationsFiling Equations EQTN FILE ƒLOAD ⁄SAVE ¤DEL SAVETITLE?SAVERING Saving an equationLoading and deleting an equation DEL ¬º⁄RING º¤AREA-3 º‹CIRCUITTITLERING DELETE¬DEL QUIT¬ENTER Page Statistical Calculations ChapterInverse regression calculation Single-variable statistical calculation Linear regression calculationData Entry and Correction Quadratic regression calculationData entry Data correction30 d d d ExampleStatistical Calculation Formulas σx =Σx 2 - nx sx =Normal Probability Calculations Values for Pt, Qt, and Rt are given to six decimal placesStandardization conversion formula Chapter 4 Statistical CalculationsStatistical Calculations Examples ⋅10+50=x = 60 →Pt ? t = -0.5 →Rt ?Key operations Resultx=3 → y=? Equation Solvers Simultaneous Linear Equationsa1x + b1y = c1 a2x + b2y = c2 D = D =Z= D= x= 3.238095238 y=-1.638095238x+ y- z = x = ?Quadratic and Cubic Equation Solvers X¤-6.333333333Example X⁄-1.233600307 X¤ 0.216800153 +1.043018296i ExampleComplex Number Calculations Complex Number EntryChapter +5.i PROG mode PROGRAM MODE ƒRUN ⁄NEW ¤EDIT ‹DELEntering the PROG mode Selecting the NORMAL program mode or the NBASE program modeCreating a NEW Program MODETITLE? NORMAL ƒNORMAL ⁄NBASEUse of variables SLOPE NORMAL Y=M¡X+5 SLOPE NORMAL M¡=?Example 2. Entering the program Programming Commands COMMAND-1 ƒPrint ⁄Print ¤Input ‹WaitInput and display commands Indicates the line is a remark Flow control GosubEqualities and inequalities Statistical Commands STATSTAT xy DataEditing a Program Error Messages ERROR LBL DUPLICATE BREAKPROGRAM MODE ƒRUN ⁄NEW ¤EDIT ‹DEL Deleting ProgramsDEL ¬º⁄AREA º¤TEMP º‹STAT TITLEAREA DELETE¬DEL QUIT¬ENTER Application Examples Programming ExamplesSome like it hot Celsius-Fahrenheit conversion TEMP NORMAL PROGRAM?PROGRAM MODE ƒRUN ⁄NEW ¤EDIT ‹DEL Running the programThe Heron Formula A + B + C T =SIDE LENGTHS HERON NORMALExample ResultNBASE NBASE PROGRAM? 2B or not 2B N-base conversionProgram code Key operationsRunning the program T test x - m t = sx2Example Program code Key operationsRunning the program ResultA circle that passes through 3 points X 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-Y2X 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-XProgram code Key operationsExample ResultRadioactive decay DECAY NORMAL PROGRAM?Example DECAY NORMAL ORIGINAL MASSMº=? T= YEARSDelta-Y impedance circuit transformation Program code Key operations1DELTA TO Y 2Y TO DELTAProgram code Key operationsObtaining tensions of strings = -- =sin A + B A, B angles that strings make from perpendicular lines DMS21.966 23.761 T=Results ExamplePurchasing with payment in n-month installments n n-month installment1 - 1 + i -n P price of the productPRICE PAYBYMNNORMALPrint S i 0 S eDigital dice Program codeKey operations Running the programHow many digits can you remember? Program code Key operationsProgram code Key operationsRunning the program Calculation Examples 23∂56∂4.09∂Ωse86164.09 86164.09 AnsÒT 8.616 Geosynchronous orbits4.217 7.424Twinkle, twinkle, little star Apparent magnitude of stars TŒ=4πŒGM˚ R„ R=z1Î0.4˚4.8-2. 89= 4.8-log0.0003 0.4=Example ResultDATA SET= 3. 7.95,108DATA DATA SET= DATA SET= 4. Í≈= 13254.15 Memory calculationsExample Result50Ç6= 15890700 15890700. 35∏5= 38955840The state lottery ExampleBattery Replacement Notes on battery replacementWhen to replace the batteries AppendixReplacement procedure CautionsAutomatic power off function zALL DATA CL?zz YES¬DEL z z NO¬ENTERzThe OPTION menu ¤DELETE LCD CONTRAST + DARK ¬LIGHTOPTION ƒCTRST ⁄M.CHK The OPTION displayIf an Abnormal Condition Occurs Deleting equation files and programsDELETE ƒEQTN ⁄PROG Error Messages Error noError message SolutionUsing the Solver Function Effectively Newton’s method‘Dead end’ approximations Range of expected valuesRANGEab Calculation accuracyChanging the range of expected values Equations that are difficult to solve Solving y = sin x for y =Solving y = x3 - 3x2 + x + 5 for y = Technical Data Calculation rangesx, y → r, θ Memory usage FunctionDynamic range VariablesPriority levels in calculations Filing Equation functionsSpecifications For More Information about Scientific Calculators In EuropeSHARP CORPORATION 04LGK TINSE0796EHZZPRINTED IN CHINA / IMPRIMÉ EN CHINE / IMPRESO EN CHINA