Casio fx-570ES PLUS User Manual Download

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User’s Guide

(2nd edition / NATURAL-V.P.A.M.)

fx-570ES PLUS

fx-991ES PLUS

Summary of Contents for fx-570ES PLUS

Page 1: ...N https edu casio com CASIO Worldwide Education Website https world casio com manual calc Manuals are available in multi languages at User s Guide 2nd edition NATURAL V P A M fx 570ES PLUS fx 991ES PLUS ...

Page 2: ...s and Values 16 Basic Input Rules 16 Inputting with Natural Display 17 Form Calculation Range 17 Using Values and Expressions as Arguments Natural Display only 18 Overwrite Input Mode Linear Display only 19 Correcting and Clearing an Expression 19 Basic Calculations 20 Toggling Calculation Results 20 Fraction Calculations 21 Percent Calculations 22 Degree Minute Second Sexagesimal Calculations 22 ...

Page 3: ...tion nCr 36 Rounding Function Rnd 36 Using CALC 37 Using SOLVE 38 Solution Screen Contents 39 Continue Screen 40 Scientific Constants 41 Metric Conversion 43 Using Calculation Modes 45 Complex Number Calculations CMPLX 45 CMPLX Mode Calculation Examples 46 Using a Command to Specify the Calculation Result Format 46 Statistical Calculations STAT 46 Inputting Data 47 Statistics Calculation Screen 49...

Page 4: ...amples 69 Technical Information 71 Errors 71 Displaying the Location of an Error 71 Clearing the Error Message 71 Error Messages 71 Before Assuming Malfunction of the Calculator 74 Replacing the Battery 74 Calculation Priority Sequence 75 Calculation Ranges Number of Digits and Precision 76 Calculation Range and Precision 76 Function Calculation Input Ranges and Precision 77 Specifications 79 Veri...

Page 5: ...e contents of this manual are subject to change without notice The displays and illustrations such as key markings shown in this manual are for illustrative purposes only and may differ somewhat from the actual items they represent QR Code is a registered trademark of DENSO WAVE INCORPORATED in Japan and in other countries Company and product names used in this manual may be registered trademarks ...

Page 6: ...asons its battery life may be shorter than normal Do not use a nickel based primary battery with this product Incompatibility between such batteries and product specifications can result in shorter battery life and product malfunction Avoid use and storage of the calculator in areas subjected to temperature extremes and large amounts of humidity and dust Do not subject the calculator to excessive ...

Page 7: ...not improve display readability it probably means that battery power is low Replace the battery Key Markings Pressing the or key followed by a second key performs the alternate function of the second key The alternate function is indicated by the text printed above the key 1 Keycap function 2 Alternate function Characters enclosed in brackets that are the same color as i are used in the CMPLX Mode...

Page 8: ...his manual cursor key operation is indicated as and Reading the Display The two line display makes it possible to view both the input expression and its result at the same time 1 Input expression 2 Calculation result 3 Indicators If a indicator appears on the right side of the calculation result it means the displayed calculation result continues to the right Use and to scroll the calculation resu...

Page 9: ...to assign a value to the variable This indicator appears after you press STO RCL The calculator is standing by for input of a variable name to recall the variable s value This indicator appears after you press STAT The calculator is in the STAT Mode CMPLX The calculator is in the CMPLX Mode MAT The calculator is in the MATRIX Mode VCT The calculator is in the VECTOR Mode The default angle unit is ...

Page 10: ...ulation internally Using Menus Some of the calculator s operations are performed using menus Pressing or for example will display a menu of applicable functions The following are the operations you should use to navigate between menus You can select a menu item by pressing the number key that corresponds to the number to its left on the menu screen The indicator in the upper right corner of a menu...

Page 11: ...calculations STAT Calculations involving specific number systems binary octal decimal hexadecimal BASE N Equation solution EQN Matrix calculations MATRIX Generation of a numerical table based on an expression TABLE Vector calculations VECTOR Note The initial default calculation mode is the COMP Mode Configuring the Calculator Setup Pressing SETUP displays the setup menu which you can use to contro...

Page 12: ...MathO MthIO LineO causes fractions irrational numbers and other expressions to be displayed as they are written on paper MthIO MathO displays input and calculation results using the same format as they are written on paper MthIO LineO displays input the same way as MthIO MathO but calculation results are displayed in linear format Linear Display LineIO causes fractions and other expressions to be ...

Page 13: ...To specify this as the default angle unit Perform this key operation Degrees SETUP Deg Radians SETUP Rad Grads SETUP Gra 90 π 2 radians 100 grads Specifying the Number Format Specifies the number of digits for display of a calculation result To specify this Perform this key operation Number of Decimal Places SETUP Fix Number of Significant Digits SETUP Sci Exponential Display Range SETUP Norm Norm...

Page 14: ... 1 429 10 1 Sci 4 1 428571429 10 1 Sci 0 Norm Selecting one of the two available settings Norm 1 Norm 2 determines the range in which results will be displayed in exponential format Outside the specified range results are displayed using non exponential format Norm 1 10 2 x x 1010 Norm 2 10 9 x x 1010 Example LineIO 1 200 5 10 3 Norm 1 0 005 Norm 2 Specifying the Fraction Display Format To specify...

Page 15: ...nt display format Perform this key operation Dot SETUP Disp Dot Comma SETUP Disp Comma Note When dot is selected as the decimal point the separator for multiple results is a comma When comma is selected the separator is a semicolon Adjusting Display Contrast SETUP CONT See Getting Started for details Initializing Calculator Settings Perform the following procedure to initialize the calculator whic...

Page 16: ...Angle Unit Deg Number Format Norm 1 Fraction Display Format d c Complex Number Format a bi Stat Format OFF Decimal Point Dot 15 ...

Page 17: ...tely before sin or other function that includes parentheses immediately before the Ran random number function or immediately before a variable A B C D E F M X Y scientific constants π or e 3 The closing parenthesis immediately before the operation can be omitted Example 2 Input example omitting 2 and 3 operations in the above example 4 30 30 10 3 Note If the calculation becomes longer than the scr...

Page 18: ...eight of an input expression to be greater than one display line The maximum allowable height of an input expression is two display screens 31 dots 2 Further input will become impossible if the height of the calculation you are inputting exceeds the allowable limit Nesting of functions and parentheses is allowed Further input will become impossible if you nest too many functions and or parentheses...

Page 19: ...ment of a function After you have input 7 6 for example you can make it the argument of resulting in 7 6 Example To input 1 7 6 and then change it to 1 7 6 MthIO MathO 1 7 6 INS As shown above the value or expression to the right of the cursor after INS are pressed becomes the argument of the function that is specified next The range encompassed as the argument is everything up to the first open p...

Page 20: ... Display to Natural Display will automatically switch to the insert mode Correcting and Clearing an Expression To delete a single character or function Move the cursor so it is directly to the right of the character or function you want to delete and then press In the overwrite mode move the cursor so it is directly under the character or function you want to delete and then press To insert a char...

Page 21: ...ion form and decimal form its form and decimal form or its π form and decimal form Example 1 π 6 1 6 π 0 5235987756 MthIO MathO π 6 1 6 π 0 5235987756 Example 2 2 2 3 6 2 3 5 913591358 MthIO MathO 2 2 3 6 2 3 5 913591358 While Linear Display is selected each press of will toggle the currently displayed calculation result between its decimal form and fraction form Example 3 1 5 0 2 1 5 LineIO 1 5 0...

Page 22: ...on result in decimal form a calculation that results in a form or π form expression a division calculation Pressing after that will switch to the fraction form or π form of the calculation result The form of the result will not appear in this case Fraction Calculations Note that the input method for fractions is different depending upon whether you are using Natural Display or Linear Display Examp...

Page 23: ... of 880 is 660 75 660 880 75 Example 3 Increase 2500 by 15 2875 2500 2500 15 2875 Example 4 Decrease 3500 by 25 2625 3500 3500 25 2625 Degree Minute Second Sexagesimal Calculations You can perform calculations using sexagesimal values and convert values between sexagesimal and decimal Performing an addition or subtraction operation between sexagesimal values or a multiplication or division operati...

Page 24: ...You can use the colon character to connect two or more expressions and execute them in sequence from left to right when you press Example 3 3 3 3 3 3 3 3 6 9 Using Engineering Notation A simple key operation transforms a displayed value to engineering notation Example 1 Transform the value 1234 to engineering notation shifting the decimal point to the right 1234 1234 1 234 103 1234 100 Example 2 T...

Page 25: ...d Example 1 1 2 2 2 4 3 3 6 Scrolls back 4 Scrolls back again 2 Note Calculation history data is all cleared whenever you press when you change to a different calculation mode when you change the display format or whenever you perform the following operations CLR Setup Yes CLR All Yes Replay While a calculation result is on the display you can press or to edit the expression you used for the previ...

Page 26: ... M STO Answer Memory can hold up to 15 digits Example 1 To divide the result of 3 4 by 30 LineIO 3 4 12 Continuing 30 Example 2 To perform the calculations shown below 123 456 579 Continuing 789 Variables A B C D E F M X Y Your calculator has nine preset variables named A B C D E F M X and Y You can assign values to variables and use the variables in calculations Example To assign the result of 3 ...

Page 27: ... To clear the contents of M 0 STO M 0 To add the result of 10 5 to M Continuing 10 5 50 To subtract the result of 10 5 from M Continuing 10 5 M 15 To recall the contents of M Continuing M 35 Note Variable M is used for independent memory Clearing the Contents of All Memories Ans memory independent memory and variable contents are retained even if you press change the calculation mode or turn off t...

Page 28: ...s Pi π Natural Logarithm Base e π is displayed as 3 141592654 but π 3 14159265358980 is used for internal calculations e is displayed as 2 718281828 but e 2 71828182845904 is used for internal calculations Trigonometric Functions Specify the angle unit before performing calculations Example 1 sin 30 0 5 LineIO Angle unit Deg 30 0 5 Example 2 sin 1 0 5 30 LineIO Angle unit Deg sin 1 0 5 30 Hyperbol...

Page 29: ...ons Note that the input method is different depending upon whether you are using Natural Display or Linear Display Example To calculate e5 2 to three significant digits Sci 3 SETUP Sci MthlO MathO 5 2 2 97 102 LinelO 5 2 2 97 102 Logarithmic Functions Use the key to input logab as log a b Base 10 is the default setting if you do not input anything for a The key also can be used for input but only ...

Page 30: ... 50 100 Power Functions and Power Root Functions Note that the input methods for and are different depending upon whether you are using Natural Display or Linear Display Example 1 1 2 103 1200 MthIO MathO 1 2 10 3 1200 Example 2 1 1 2 2 16 MthIO MathO 1 1 2 2 16 Example 3 52 3 15625 5 x3 15625 Example 4 5 32 2 MthlO MathO 5 32 2 LinelO 5 32 2 Example 5 To calculate 2 3 3 2 4 242640687 to three dec...

Page 31: ...l be ignored To input 222 input 2 press the key and then press MthIO MathO x2 x3 x 1 can be used in complex number calculations Integration Calculations Function for performing numerical integration using the Gauss Kronrod method Natural Display input syntax is b a f x dx while Linear Display input syntax is f x a b tol tol specifies tolerance which becomes 1 10 5 when nothing is input for tol Exa...

Page 32: ...region of integration calculation error that exceeds the tolerance may be generated causing the calculator to display an error message The content of f x positive negative values within the integration interval and the interval to be integrated can cause large error in the resulting integration values Examples When there are parts with discontinuous points or abrupt change When the integration int...

Page 33: ...ne the results Differential Calculations Function for approximation of the derivative based on the central difference method Natural Display input syntax is d dx f x x a while Linear Display input syntax is d dx f x a tol tol specifies tolerance which becomes 1 10 10 when nothing is input for tol Example 1 To obtain the derivative at point x π 2 for the function y sin x Angle unit Rad MthIO MathO ...

Page 34: ...matically to determine the solution Non consecutive points abrupt fluctuation extremely large or small points inflection points and the inclusion of points that cannot be differentiated or a differential point or differential calculation result that approaches zero can cause poor precision or error Σ Calculations Function that for a specified range of f x determines sum f x f a f a 1 f a 2 f b Nat...

Page 35: ...re performing calculations The calculation result for r and θ and for x and y are each assigned respectively to variables X and Y Calculation result θ is displayed in the range of 180 θ 180 Example 1 To convert rectangular coordinates 2 2 to polar coordinates Angle unit Deg MthIO MathO Pol 2 2 r 2 θ 45 LineIO Pol 2 2 r 2 θ 45 Example 2 To convert polar coordinates 2 45 to rectangular coordinates A...

Page 36: ...mber in the range of 0 000 to 0 999 The result is displayed as a fraction when Natural Display is selected Generate three 3 digit random numbers The random 3 digit decimal values are converted to 3 digit integer values by multiplying by 1000 1000 Ran 634 92 175 Results shown here are for illustrative purposes only Actual results will differ Random Integer RanInt For input of the function of the fo...

Page 37: ...rounded off to 10 digits With Fix and Sci the argument is rounded off to the specified digit When Fix 3 is the display digits setting for example the result of 10 3 is displayed as 3 333 while the calculator maintains a value of 3 33333333333333 15 digits internally for calculation In the case of Rnd 10 3 3 333 with Fix 3 both the displayed value and the calculator s internal value become 3 333 Be...

Page 38: ...single variable on the left and an expression including variables on the right A B C Y X2 X 3 Use to input the equals sign of the equality To start a CALC operation after inputting an expression press the key Example 1 To store 3A B and then substitute the following values to perform the calculation A B 5 10 7 20 3 A B 1 Prompts for input of a value for A 2 Current value of A 5 10 or 7 20 To exit ...

Page 39: ...s can be obtained using SOLVE Equations that include variable X X2 2X 2 Y X 5 X sin M X 3 B C SOLVE solves for X An expression like X2 2X 2 is treated as X2 2X 2 0 Equations input using the following syntax equation solution variable SOLVE solves for Y for example when an equation is input as Y X 5 Y Important If an equation contains input functions that include an open parenthesis such as sin and...

Page 40: ...the initial value for X solution variable SOLVE may not be able to obtain solutions If this happens try changing the initial value so they are closer to the solution SOLVE may not be able to determine the correct solution even when one exists SOLVE uses Newton s method so even if there are multiple solutions only one of them will be returned Due to limitations in Newton s method solutions tend to ...

Page 41: ... the variable being solved for The closer this result is to zero the higher the accuracy of the solution Continue Screen SOLVE performs convergence a preset number of times If it cannot find a solution it displays a confirmation screen that shows Continue asking if you want to continue Press to continue or to cancel the SOLVE operation Example To solve y x2 x 1 for x when y 3 7 and 13 Y X X 1 SOLV...

Page 42: ...into a calculation press CONST and then input the two digit number that corresponds to the constant you want Example 1 To input the scientific constant C0 speed of light in a vacuum and display its value CONST C0 Example 2 To calculate C0 1 ε0μ0 MthIO MathO 1 CONST ε0 CONST μ0 The following shows the two digit numbers for each of the scientific constants 01 mp proton mass 02 mn neutron mass 03 me ...

Page 43: ...t 22 F Faraday constant 23 e elementary charge 24 NA Avogadro constant 25 k Boltzmann constant 26 Vm molar volume of ideal gas 237 15K 100kPa 27 R molar gas constant 28 C0 speed of light in vacuum 29 C1 first radiation constant 30 C2 second radiation constant 31 σ Stefan Boltzmann constant 32 ε0 electric constant 33 μ0 magnetic constant 34 Φ0 magnetic flux quantum 35 g standard acceleration of gra...

Page 44: ... input the two digit number that corresponds to the command you want Example 1 To convert 5 cm into inches LineIO 5 CONV cm in Example 2 To convert 100 g into ounces LineIO 100 CONV g oz Example 3 To convert 31 C into Fahrenheit LineIO 31 CONV C F The following shows the two digit numbers for each of the metric conversion commands 01 in cm 02 cm in 03 ft m 04 m ft 05 yd m 06 m yd 07 mile km 08 km ...

Page 45: ...Hg Pa 28 Pa mmHg 29 hp kW 30 kW hp 31 kgf cm2 Pa 32 Pa kgf cm2 33 kgf m J 34 J kgf m 35 lbf in2 kPa 36 kPa lbf in2 37 F C 38 C F 39 J cal 40 cal J Conversion formula data is based on the NIST Special Publication 811 2008 Note The J cal command performs conversion for values at a temperature of 15 C 44 ...

Page 46: ... 2i 3 i Complex number format a bi 2 6 i 2 i 3 i Example 2 2 45 2 2i MthIO MathO Angle unit Deg Complex number format a bi 2 45 2 2i Example 3 2 2i 2 45 MthIO MathO Angle unit Deg Complex number format r θ 2 2 i 2 45 Note If you are planning to perform input and display of the calculation result in polar coordinate format specify the angle unit before starting the calculation The θ value of the ca...

Page 47: ...CMPLX arg 1 i 45 Using a Command to Specify the Calculation Result Format Either of two special commands r θ or a bi can be input at the end of a calculation to specify the display format of the calculation results The command overrides the calculator s complex number format setting Example 2 2i 2 45 2 45 2 2i MthIO MathO Angle unit Deg 2 2 i CMPLX r θ 2 45 2 45 CMPLX a bi 2 2i Statistical Calcula...

Page 48: ... y A eBx e X Paired variable X Y ab exponential regression y ABx A B X Paired variable X Y power regression y AxB A X B Paired variable X Y inverse regression y A B x 1 X Pressing any of the above keys to displays the Statistics Editor Note When you want to change the calculation type after entering the STAT Mode perform the key operation STAT Type to display the calculation type selection screen ...

Page 49: ...cs Editor is deleted whenever you exit the STAT Mode switch between the single variable and a paired variable statistical calculation type or change the Stat Format setting on the setup menu The following operations are not supported by the Statistics Editor M STO Pol Rec and multi statements also cannot be input with the Statistics Editor To change the data in a cell In the Statistics Editor move...

Page 50: ...n Screen Using the Statistics Menu While the Statistics Calculation Screen is on the display press STAT to display the Statistics Menu The content to the Statistics Menu depends on whether the currently selected statistical operation type uses a single variable or paired variables Single variable Statistics Paired variables Statistics Statistics Menu Items Common Items Select this menu item When y...

Page 51: ...near Regression Calculation A BX Is Selected and Commands when Quadratic Regression Calculation _ CX2 Is Selected MinMax Display the MinMax sub menu of commands for obtaining maximum and minimum values Single variable 1 VAR Statistical Calculation Commands Sum Sub menu STAT Sum Select this menu item When you want to obtain this x2 Sum of squares of the sample data x Sum of the sample data Var Sub ...

Page 52: ...nt to obtain this minX Minimum value maxX Maximum value Commands when Linear Regression Calculation A BX Is Selected Sum Sub menu STAT Sum Select this menu item When you want to obtain this x2 Sum of squares of the X data x Sum of the X data y2 Sum of squares of the Y data y Sum of the Y data xy Sum of products of the X data and Y data x3 Sum of cubes of the X data x2 y Sum of X data squares Y dat...

Page 53: ... sy Sample standard deviation of the Y data Reg Sub menu STAT Reg Select this menu item When you want to obtain this A Regression coefficient constant term A B Regression coefficient B r Correlation coefficient r x Estimated value of X y Estimated value of Y MinMax Sub menu STAT MinMax Select this menu item When you want to obtain this minX Minimum value of the X data maxX Maximum value of the X d...

Page 54: ...n argument immediately before them See Calculating Estimated Values for more information Example 2 To input the single variable data x 1 2 2 3 3 3 4 4 5 using the FREQ column to specify the number of repeats for each items xn freqn 1 1 2 2 3 3 4 2 5 1 and calculate the mean and population standard deviation SETUP STAT ON STAT 1 VAR 1 2 3 4 5 1 2 3 2 STAT Var x 3 STAT Var σx 1 154700538 Mean 3 Popu...

Page 55: ...he corresponding x value two values x1 and x2 in the case of quadratic regression also can be calculated for a value of y in the regression formula Example 4 To determine the estimate value for x when y 130 in the regression formula produced by logarithmic regression of the data in Example 3 Specify Fix 3 for the result Perform the following operation after completing the operations in Example 3 1...

Page 56: ... x σx Example 5 For the single variable data xn freqn 0 1 1 2 2 1 3 2 4 2 5 2 6 3 7 4 9 2 10 1 to determine the normalized variate t when x 3 and P t at that point up to three decimal places Fix 3 SETUP STAT ON SETUP Fix STAT 1 VAR 0 1 2 3 4 5 6 7 9 10 1 2 1 2 2 2 3 4 2 1 3 STAT Distr t STAT Distr P Normalized variate t 0 762 P t 0 223 Base n Calculations BASE N Press BASE N to enter the BASE N Mo...

Page 57: ...ulate 1F16 116 HEX 1 F 1 Example 3 Continuing from above switch to the octal mode and calculate 78 18 OCT 7 1 Note Use the following keys to input the letters A through F for hexadecimal values A B C D E F In the BASE N Mode input of fractional decimal values and exponents is not supported If a calculation result has a fractional part it is cut off The input and output ranges is 16 bits for binary...

Page 58: ...a Calculation Result to another Type of Value You can use any one of the following key operations to convert the currently displayed calculation result to another type of value DEC decimal HEX hexadecimal BIN binary OCT octal Example To calculate 1510 3710 in the decimal mode and then convert the result to hexadecimal binary and octal DEC 15 37 555 HEX 0000022B BIN 0000001000101011 OCT 00000001053...

Page 59: ...complement Neg Neg function which returns the result of a two s complement All of the following examples are performed in the binary mode BIN Example 1 To determine the logical AND of 10102 and 11002 10102 and 11002 1010 BASE and 1100 0000000000001000 Example 2 To determine the logical OR of 10112 and 110102 10112 or 110102 1011 BASE or 11010 0000000000011011 Example 3 To determine the logical XOR...

Page 60: ...nus sign Equation Calculations EQN You can use the following procedure in the EQN Mode to solve simultaneous linear equations with two or three unknowns quadratic equations and cubic equations 1 Press EQN to enter the EQN Mode 2 On the menu that appears select an equation type To select this calculation type Press this key Simultaneous linear equations with two unknowns anX bnY cn Simultaneous lin...

Page 61: ...solution Pressing while the final solution is displayed will return to the Coefficient Editor You can scroll between the solutions using the and keys To return to the Coefficient Editor while any solution is displayed press Note Even if Natural Display is selected the solutions of simultaneous linear equations are not displayed using any form that includes Values cannot be converted to engineering...

Page 62: ...bX2 cX d 0 1 2 1 2 X1 1 X2 2 X3 1 Matrix Calculations MATRIX Use the MATRIX Mode to perform calculations involving matrices of up to 3 rows by 3 columns To perform a matrix calculation you first assign data to special matrix variables MatA MatB MatC and then use the variables in the calculation as shown in the example below Example 1 To assign to MatA and to MatB and then perform the following cal...

Page 63: ...isplay the Matrix Editor for input of the elements of the 2 2 matrix you specified for MatB 5 Input the elements of MatB 2 1 1 2 6 Press to advance to the calculation screen and perform the first calculation MatA MatB MATRIX MatA MATRIX MatB This will display the MatAns screen with the calculation results 2 Ans stands for MatAns Note MatAns stands for Matrix Answer Memory See Matrix Answer Memory ...

Page 64: ...ions are not supported by the Matrix Editor M STO Pol Rec and multi statements also cannot be input with the Matrix Editor To assign new data to a matrix variable 1 Press MATRIX Dim and then on the menu that appears select the matrix variable to which you want to assign data 2 On the next menu that appears select dimension m n 3 Use the Matrix Editor that appears to input the elements of the matri...

Page 65: ...examples use MatA and MatB from Example 1 and MatC from Example 2 Example 3 3 MatA Matrix Scalar Multiplication 3 MATRIX MatA Example 4 Obtain the determinant of MatA det MatA MATRIX det MATRIX MatA 1 Example 5 Obtain the transposition of MatC Trn MatC MATRIX Trn MATRIX MatC Example 6 Obtain the inverse matrix of MatA MatA 1 Note You cannot use for this input Use the key to input 1 MATRIX MatA Exa...

Page 66: ...x using the X variable Be sure to input the X variable X when generating a numerical table Any variable other than X is handled as a constant The following cannot be used in the function Pol Rec d dx Σ 3 In response to the prompts that appear input the values you want to use pressing after each one For this prompt Input this Start Input the lower limit of X Default 1 End Input the upper limit of X...

Page 67: ...ical table screen is displayed will return to the function input screen in step 2 Example To generate a numerical table for the functions f x x2 1 2 for the range 1 x 1 incremented in steps of 0 5 MthIO MathO TABLE X 1 2 1 1 0 5 Note You can use the numerical table screen for viewing values only Table contents cannot be edited The numerical table generation operation causes the contents of variabl...

Page 68: ... example below Example 1 To assign 1 2 to VctA and 3 4 to VctB and then perform the following calculations 1 2 3 4 1 Press VECTOR to enter the VECTOR Mode 2 Press VctA 2 This will display the Vector Editor for input of the 2 dimensional vector for VctA 1 A stands for VctA 3 Input the elements of VctA 1 2 4 Perform the following key operation VECTOR Data VctB 2 This will display the Vector Editor f...

Page 69: ...diting Vector Variable Data Important The following operations are not supported by the Vector Editor M STO Pol Rec and multi statements also cannot be input with the Vector Editor To assign new data to a vector variable 1 Press VECTOR Dim and then on the menu that appears select the vector variable to which you want to assign data 2 On the next menu that appears select dimension m 3 Use the Vecto...

Page 70: ...will display the Vector Editor with the contents of the copy destination Vector Calculation Examples The following examples use VctA 1 2 and VctB 3 4 from Example 1 and VctC 2 1 2 from Example 2 Example 3 3 VctA Vector scalar multiplication 3 VctA VctB Calculation example using VctAns 3 VECTOR VctA VECTOR VctB Example 4 VctA VctB Vector dot product VECTOR VctA VECTOR Dot VECTOR VctB Example 5 VctA...

Page 71: ...ermine the angle formed by VctA and VctB to three decimal places Fix 3 Angle unit Deg cosθ A B A B which becomes θ cos 1 A B A B SETUP Fix VECTOR VctA VECTOR Dot VECTOR VctB Abs VECTOR VctA Abs VECTOR VctB cos 1 70 ...

Page 72: ...he calculation screen The cursor will be positioned at the location where the error occurred ready for input Make the necessary corrections to the calculation and execute it again Example When you input 14 0 2 by mistake instead of 14 10 2 MthIO MathO 14 0 2 or 1 Clearing the Error Message While an error message is displayed press to return to the calculation screen Note that this also clears the ...

Page 73: ...meric stack or the command stack to be exceeded The calculation you are performing has caused the capacity of the matrix or vector stack to be exceeded Action Simplify the calculation expression so it does not exceed the capacity of the stack Try splitting the calculation into two or more parts Syntax ERROR Cause There is a problem with the format of the calculation you are performing Action Make ...

Page 74: ...n you input must include an X variable when you do not specify the solution variable Specify a variable that is included in the equation you input as the solution variable Can t Solve Error SOLVE feature only Cause The calculator could not obtain a solution Action Check for errors in the equation that you input Input a value for the solution variable that is close to the expected solution and try ...

Page 75: ...hecks whether calculation functions are operating correctly If the calculator discovers any abnormality it automatically initializes the calculation mode and clears memory contents For details about initialized settings see Configuring the Calculator Setup 4 Initialize all modes and settings by performing the following operation CLR Setup Yes Replacing the Battery The battery needs to be replaced ...

Page 76: ...es below When the priority of two expressions is the same the calculation is performed from left to right 1 Parenthetical expressions 2 Functions that require an argument to the right and a closing parenthesis following the argument 3 Functions that come after the input value x2 x3 x 1 x r g t powers roots 4 Fractions 5 Negative sign base n symbols d h b o 6 Metric conversion commands cm in etc ST...

Page 77: ... result Always keep the priority sequence in mind and enclose negative values in parentheses when required 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 Calculation Range 1 10 99 to 9 999999999 1099 or 0 Number of D...

Page 78: ... 2n 1 π 2 Gra Same as sinx except when x 2n 1 100 sin 1 x cos 1 x 0 x 1 tan 1 x 0 x 9 999999999 1099 sinhx coshx 0 x 230 2585092 sinh 1 x 0 x 4 999999999 1099 cosh 1 x 1 x 4 999999999 1099 tanhx 0 x 9 999999999 1099 tanh 1 x 0 x 9 999999999 10 1 logx lnx 0 x 9 999999999 1099 10x 9 999999999 1099 x 99 99999999 ex 9 999999999 1099 x 230 2585092 x 0 x 1 10100 x2 x 1 1050 x 1 x 1 10100 x 0 3 x x 1 101...

Page 79: ...0 x 9999999 59 59 xy x 0 1 10100 ylogx 100 x 0 y 0 x 0 y n m 2n 1 m n are integers However 1 10100 ylog x 100 x y y 0 x 0 1 10100 1 x logy 100 y 0 x 0 y 0 x 2n 1 2n 1 m m 0 m n are integers However 1 10100 1 x log y 100 a b c Total of integer numerator and denominator must be 10 digits or less including separator symbol RanInt a b a b a b 1 1010 b a 1 1010 Precision is basically the same as that d...

Page 80: ... to appear in π form Specifications fx 570ES PLUS Power Requirements AAA size battery R03 UM 4 1 Approximate Battery Life 2 years based on one hour of operation per day Power Consumption 0 0002 W Operating Temperature 0 C to 40 C 32 F to 104 F Dimensions 13 8 H 77 W 161 5 D mm 1 2 H 3 W 63 8 D Approximate Weight 105 g 3 7 oz including the battery fx 991ES PLUS Power Requirements Built in solar cel...

Page 81: ...r is a genuine CASIO calculator 1 Press 2 Press This displays the information below Calculator ID number 24 character string QR Code for accessing the Worldwide Education Service https wes casio com calc 3 Access the above site 4 Follow the instructions on the display to verify the authenticity of your calculator Press to return to the mode menu 80 ...

Page 82: ...y the result of one calculation on to the next Independent Memory Use this memory to totalize the results of multiple calculations Variables This memory is helpful when you need to uses the same value multiple times in one or more calculations What is the key operation to take me from the STAT Mode or TABLE Mode to a mode where I can perform arithmetic calculations Press COMP How can I return the ...

Page 83: ...0 7071067812 30 15 Older S V P A M Model 30 15 15 5 Natural Textbook Display Model LineIO 30 15 15 5 Failure to press here as shown below will result in calculation of sin 45 82 ...

Page 84: ... 2019 CASIO COMPUTER CO LTD ...

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