Casio fx-500ES User's Manual

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http://world.casio.com/edu/ RCA502127-001V01 E fx-500ES User's Guide ...

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CASIO Europe GmbH Bornbarch 10, 22848 Norderstedt, Germany ...

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E-1 About this Manual • The MATH mark indicates an example that uses Math format, while the LINE mark indicates Linear format. For details about input/output formats, see “Specifying the Input/Output Format”. •Keycap markings indicate wha...

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E-2 • The cursor key is marked with four arrows, indicating direction, as shown in the illustration nearby. In this User’s Guide, cursor key operation is indicated as f, c, d, and e. • The displays and illustrations (such as key markings) shown...

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E-3 Safety Precautions Be sure to read the following safety precautions before using this calculator. Keep this manual handy for later reference. Caution This symbol is used to indicate information that can result in personal injury or material damag...

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E-4 Handling Precautions •Be sure to press the O key before using the calculator for the first time. •Even if the calculator is operating normally, replace the battery at least once every two years. A dead battery can leak, causing damage to and ...

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E-5 Before Using the Calculator k Removing the Hard Case Before using the calculator, slide its hard case downwards to remove it, and then affix the hard case to the back of the calculator as shown in the illustration below. k Turning Power On and Of...

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E-6 k About the Display Your calculator has a 31-dot × 96-dot LCD screen. Example: k Display Indicators Sample Display: This Means this: indicator: The keypad has been shifted by pressing the 1 key. The keypad will unshift and this indicator will d...

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E-7 Important! •For a very complex calculation or some other type of calculation that takes a long time to execute, the display may show only the above indicators (without any value) while it performs the calculation internally. Calculation Modes a...

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E-8 Specifying the Input/Output Format For this input/output format: Perform this key operation: Math 1N1(MthIO) Linear 1N2(LineIO) •Math format causes fractions, irrational numbers, and other expressions to be displayed as they are written on pape...

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E-9 •Norm: Selecting one of the two available settings (Norm1, Norm2) determines the range in which results will be displayed in non- exponential format. Outside the specified range, results are displayed using exponential format. Norm1: 10 –2 &...

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E-10 k Initializing the Calculation Mode and Other Settings Performing the following procedure initializes the calculation mode and other setup settings as shown below. 19(CLR)1(Setup)=(Yes) This setting: Is initialized to this: Calculation Mode COMP...

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E-11 Example: sin 30 = LINE s30)= Pressing s inputs “sin(”. •Note that the input procedure is different if you want to use Math format. For more information, see “Inputting with Math Format”. Omitting the Multiplication Sign You can omit t...

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E-12 •Normally the input cursor appears as a straight vertical ( I ) or horizontal ( ) flashing line on the display screen. When there are 10 or fewer bytes of input remaining in the current expression, the cursor changes shape to I to let you k...

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E-13 Deleting a Character or Function Example: To correct the expression 369 × × 12 so it becomes 369 × 12 LINE Insert Mode: 369**12 dd Y Overwrite Mode: 369**12 ddd Y Correcting a Calculation Example: To correct cos(60) so it becomes sin(60) L...

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E-14 k Displaying the Location of an Error If an error message (like “Math ERROR” or “Syntax ERROR”) appears when you press =, press d or e. This will display the part of the calculation where the error occurred, with the cursor positioned at...

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E-15 Functions and Symbols Supported for Math Format Input • The “Bytes” column shows the number of bytes of memory that are used up by input. Function/Symbol Key Operation Bytes Improper Fraction ' 9 Mixed Fraction 1'(()13 log(a,b) (...

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E-16 Example 3: To input (1 + ) 2 × 2 = MATH (1+'2c5e) Math w*2= •When you press = and obtain a calculation result using Math format, part of the expression you input can be cut off as shown in the Example 3 screen shot. If you need t...

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E-17 Function Key Operation Resulting Expression Power Root 16(") You can also incorporate values into the following functions. 1l($), 1i(%), !, 6, 1!(#), D Displaying Calculation Results in a Form that Includes '' '' '...

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E-18 Example 3: sin –1 (0.5) = π (Angle Unit: Rad) MATH 1s(sin –1 )0.5= Math • The following are the calculations for which ' form (form that includes ' within irrational number display) results can be displayed. a.Arithmetic...

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E-19 Example: The underlined areas in the above examples indicate what caused decimal form to be used. Reasons why the results of the examples are displayed in decimal form -Value outside of the allowable range -More than two terms in the calculation...

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E-20 Basic Calculations (COMP) This section explains how to perform arithmetic, fraction, percent, and sexagesimal calculations. All calculations in this section are performed in the COMP Mode (N1). k Arithmetic Calculations Use the +, -, *, and / ke...

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E-21 Omitting a Final Closed Parenthesis You can omit any closed parenthesis ( ) ) immediately preceding operation of the = key at the end of a calculation. This is true only in the case of Linear format. Example: (2 + 3) × (4 – 1) = 15 LINE (...

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E-22 Switching between Fraction and Decimal Format • The format of the fraction depends on the currently selected fraction display format setting (improper fraction or mixed fraction). •You cannot switch from decimal format to mixed fraction form...

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E-23 Sexagesimal Calculations •Performing the following types of sexagesimal calculations produces a sexagesimal result. -Addition or subtraction of two sexagesimal values -Multiplication or division of a sexagesimal value and a decimal value Appen...

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E-24 Using Calculation History Memory and Replay (COMP) Calculation history memory maintains a record of each calculation expression you input and execute, and its result. You can use calculation history memory in the COMP Mode (N1) only. Recalling C...

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E-25 Using Calculator Memory Memory Name Description Answer Memory Stores the last calculation result obtained. Independent Calculation results can be added to or subtracted Memory from independent memory. The “M” display indicator indicates data...

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E-26 Inputting Answer Memory Contents into an Expression Example: To perform the calculations shown below: LINE 123+456= 789-G= k Independent Memory (M) You can add calculation results to or subtract results from independent memory. The “M” appea...

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E-27 Calculation Examples Using Independent Memory • If the “M” indicator is on the display, perform the procedure under “Clearing Independent Memory” before performing this example. Example: 23 + 9 = 32 23+9m 53 – 6 = 47 53-6m –)45 × ...

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E-28 Function Calculations This section explains how to use the calculator’s built-in functions. The functions available to you depends on the calculation mode you are in. The explanations in this section are mainly about the functions that are ava...

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E-29 k Converting an Input Value to the Calculator’s Default Angle Unit After inputting a value, press 1G(DRG') to display the angle unit specification menu shown below. Press the number key that corresponds to the angle unit of the input valu...

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E-30 k Power Functions and Power Root Functions X 2 , X 3 , X –1 , X^, '' '' '(, 3 '' '' '(, ^ '' '' '( Appendix <#024> to <#028> k Rectangular-Polar Coordinat...

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E-31 k Other Functions This section explains how to use the functions shown below. !, Abs(, Ran#, nPr, nCr, Rnd( Factorial (!) This function obtains the factorials of a value that is zero or a positive integer. Appendix <#031> (5 + 3)! = 40320...

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E-32 Display Digits Setting: Fix or Sci The value is rounded to the specified number of digits. Example: 200 ÷ 7 × 14 = 400 LINE 200/7*14= (Specifies three decimal places.) 1N6(Fix)3 FIX (Calculation is performed internally using 15 digits.) 200/7=...

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E-33 Tran sforming Displayed Values You can use the procedures in this section to transform a displayed value to engineering notation, or to transform between standard form and decimal form. k Using Engineering Notation A simple key operation transfo...

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E-34 Examples of S-D Transformation Note that S-D transformation can take some time to perform. Example: Fraction → Decimal MATH '5c6= Math •Each press of the f key toggles between the two forms. f f Appendix <#037> π Fraction → Dec...

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E-35 k Inputting Sample Data Displaying the STAT Editor Screen The STAT editor screen appears after you enter the STAT Mode from another mode. Use the STAT menu to select a statistical calculation type. To display the STAT editor screen from another ...

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E-36 Example: To input the value 123.45 in cell X1 (Move the cursor to cell X1.) 123.45 STAT = STAT Registering a value causes the cursor to move down one cell. STAT Editor Screen Input Precautions • The number of lines in STAT editor screen (the n...

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E-37 Inserting a Line (1) On the STAT editor screen, move the cursor to the line that will be under the line you will insert. (2) Press 11(STAT)3(Edit). (3) Press 1(Ins). Important! • Note that the insert operation will not work if the maximum numb...

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E-38 STAT Menu Items Common Items Select this When you want to do this: menu item: 1Type Display the statistical calculation type selection screen 2Data Display the STAT editor screen 3Edit Display the Edit sub-menu for editing STAT editor screen con...

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E-39 Var Sub-menu (11(STAT)5(Var)) Select this When you want to obtain this: menu item: 1n Number of samples 2o Mean of the sample data 3xσn Population standard deviation 4xσn–1 Sample standard deviation MinMax Sub-menu (11(STAT)6(MinMax)) Select...

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E-40 Sum Sub-menu (11(STAT)4(Sum)) Select this When you want to obtain this: menu item: 1Σx 2 Sum of squares of the X-data 2Σx Sum of the X-data 3Σy 2 Sum of squares of the Y-data 4Σy Sum of the Y-data 5Σxy Sum of products of the X-data and Y-da...

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E-41 Appendix Linear Regression Calculation: <#047> to <#050> •Examples <#048> through <#050> all use the data input in Example <#047>. *1 Estimated Value (y = –3 → m = ?) *2 Estimated Value (x = 2 → n = ?) Comma...

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E-42 Statistical Calculation Model Equation Calculation Type Formula ab Exponential Regression y = AB X <#057> (A•B^X) Power Regression (A•X^B) y = AX B <#058> Inverse Regression (1/X) y = A + X B <#059> Appendix Compari...

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E-43 Changing the Current Equation Type Setting Press N3(EQN) to re-enter the EQN Mode. This clears all current EQN Mode input and displays the equation type menu described above. k Inputting Coefficients Use the coefficient editor screen to input th...

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E-44 k Solution Display After inputting and registering values on the coefficient editor screen, press = to display the solution(s) for the equation. • Each press of = displays the next solution, if there is one. Pressing = while the final solution...

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E-45 (3) After making sure the function is the way you want, press =. • This displays the start value input screen. • If the initial value is not 1, press 1 to specify the initial start value for this example. (4) After specifying the start value...

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E-46 k Start, End, and Step Value Rules • Linear format is always used for value input. •You can specify either values or calculation expressions (which must produce a numeric result) for Start, End, and Step. •Specifying an End value that is l...

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E-47 4. Prefix symbol: (–) (negative sign) 5. Statistical estimated value calculation: m, n, m1, m2 6. Permutations, combinations: nPr, nCr 7. Multiplication and division: ×, ÷ Multiplication where sign is omitted: Multiplication sign omitted imm...

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E-48 k Calculation Ranges, Number of Digits, and Precision The calculation range, number of digits used for internal calculation, and calculation precision depends on the type of calculation you are performing. Calculation Range and Precision Calcula...

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E-49 Functions Input Range Pol(x, y) x, y 9.99999999910 99 x 2 +y 2 9.99999999910 99 Rec(r,  ) 0 r 9.99999999910 99 θ: Same as sinx a, b, c  110 100 °’ ” 0  b, c x110 100 Decim...

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E-50 •Your input exceeds the allowable input range (particularly when using functions). • The calculation you are performing contains an illegal mathematical operation (such as division by zero). • Action •Check the input values, reduce the n...

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E-51 Reference k Power Requirements and Battery Replacement This calculator is powered by a single AAA-size battery (R03 (UM- 4)). Replacing the Battery Dim figures on the display of the calculator indicate that battery power is low. Continued use of...

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E-52 Specifications Power Requirements: AAA-size battery: R03 (UM-4) × 1 Battery Life: Approximately 17,000 hours (continuous display of flashing cursor) Power Consumption: 0.0002 W Operating Temperature: 0°C to 40°C Dimensions: 13.7 (H) × 80 (W)...

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CASIO COMPUTER CO., LTD. 6-2, Hon-machi 1-chome Shibuya-ku, Tokyo 151-8543, Japan SA0411-A Printed in China ...