Casio fx-100AU User Manual
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Casio fx-100AU User Manual

Casio fx-100AU User Manual

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fx-100AU
User's Guide
http://world.casio.com/edu_e/
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Summary of Contents for Casio fx-100AU

  • Page 1 User's Guide http://world.casio.com/edu_e/...

  • Page 2: Removing And Replacing The Calculator's Cover

    Removing and Replacing the Calculator’s Cover • Before starting ..1 Holding the cover as shown in the illustration, slide the unit out of the cover. • After you are finished ..2 Holding the cover as shown in the illustration, slide the unit out of the cover.

  • Page 3: Safety Precautions

    Safety Precautions Be sure to read the following safety precautions before using this calculator. Keep this manual handy for later ref- erence. Caution This symbol is used to indicate information that can result in personal injury or material damage if ignored. Batteries •...

  • Page 4: Handling Precautions

    • The contents of this manual are subject to change with- out notice. • In no event shall CASIO Computer Co., Ltd. be liable to anyone for special, collateral, incidental, or consequential damages in connection with or arising out of the purchase or use of these materials.
  • Page 5 • Avoid use and storage in areas subjected to large amounts of humidity and dust. Take care never to leave the calculator where it might be splashed by water or exposed to large amounts of humidity or dust. Such conditions can damage internal circuitry.

  • Page 6: Table Of Contents

    Contents Removing and Replacing the Calculator’s Cover ........1 Safety Precautions ........2 Handling Precautions ......3 Two-line Display ........7 Before getting started......7 kModes ..............7 kInput Capacity ............8 kMaking Corrections During Input ......9 kReplay Function ............. 9 kError Locator ............
  • Page 7 kSquare Roots, Cube Roots, Roots, Squares, Cubes, Reciprocals, Factorials, Random Numbers, π , and Permutation/Combination ......19 kAngle Unit Conversion ......... 20 kCoordinate Conversion (Pol ( ), Rec ( , )) ..20 kEngineering Notation Calculations ....... 21 kInputting Engineering Symbols ......21 Statistical Calculations ......

  • Page 8: Two-Line Display

    Two-line Display The two-line display makes it possible to view both the calculation formula and its result at the same time. • The upper line shows the calculation formula. • The lower line shows the result. A separator symbol is displayed every three digits when the integer part of the mantissa has more than three dig- its.

  • Page 9: Kinput Capacity

    • In this manual, the name of the mode you need to enter in order to perform the calculations being described is indicated in the main title of each section. Example: Complex Number CMPLX Calculations Note! • To return the calculation mode and setup to the initial A B 2 defaults shown below, press (Mode)

  • Page 10: Kmaking Corrections During Input

    • Pressing the key recalls the last result obtained, which you can use in a subsequent calculation. See “Answer Memory” for more information about using the key. k Making Corrections During Input • Use to move the cursor to the location you want.

  • Page 11: Kexponential Display Formats

    • Example: To add 2 + 3 and then multiply the result by 4 2 + 3 p \ g - Disp Ans × 4 k Exponential Display Formats This calculator can display up to 10 digits. Larger values are automatically displayed using exponential notation. In the case of decimal values, you can select between two formats that determine at what point exponential notation is used.

  • Page 12: Kinitializing The Calculator

    • To change the decimal point and separator symbol set- ting, press the key a number of times until you reach the setup screen shown below. D i s p • Display the selection screen. 1 r r • Press the number key ( ) that corresponds to the setting you want to use.

  • Page 13: Kfraction Operations

    k Fraction Operations uFraction Calculations • Values are displayed in decimal format automatically whenever the total number of digits of a fractional value (integer + numerator + denominator + separator marks) exceeds 10. • Example 1: 13 15. • Example 2: 3 4 11 12.

  • Page 14: Kpercentage Calculations

    uMixed Fraction ↔ Improper Fraction Conversion ↔ • Example: 1 1 2 3. 5 3. 1 2 3. • You can use the display setup (Disp) screen to specify the display format when a fraction calculation result is greater than one. •...

  • Page 15: Kdegrees, Minutes, Seconds Calculations

    • Example 5 : To discount the sum of 168, 98, and 734 by (800) = g A j 1 p 1 - A v , * As shown here, if you want to use the current Answer Memory value in a mark up or discount calculation, you need to assign the Answer Memory value into a variable and then use the variable in the mark up/discount calculation.

  • Page 16: Kfix, Sci, Rnd

    k FIX, SCI, RND • To change the settings for the number of decimal places, the number of significant digits, or the exponential dis- play format, press the key a number of times until you reach the setup screen shown below. F i x Sc i No r m •...

  • Page 17: Memory Calculations

    COMP Memory Calculations Use the key to enter the COMP Mode when you want to perform a calculation using memory. COMP ............. k Answer Memory • Whenever you press after inputting values or an expression, the calculated result automatically updates Answer Memory contents by storing the result.

  • Page 18: Kvariables

    • Example: A j 3 (M+) ) 45 (Total) –11 (M+) k Variables • There are nine variables (A through F, M, X and Y), which can be used to store data, constants, results, and other values. • Use the following operation to delete data assigned to a 0 A j 1 particular variable: .

  • Page 19: Ktrigonometric/Inverse Trigonometric Functions

    k Trigonometric/Inverse Trigonometric Functions • To change the default angle unit (degrees, radians, grads), press the key a number of times until you reach the angle unit setup screen shown below. Deg Rad G r a • Press the number key ( , or ) that corresponds to the angle unit you want to use.

  • Page 20: Antilogarithms

    k Common and Natural Logarithms/ Antilogarithms 0.089905111 • Example 1: log 1.23 1.23 90) = 4.49980967 • Example 2: In 90 (= log T p P = ln e 22026.46579 • Example 3: e 31.6227766 • Example 4: 10 0.125 •...

  • Page 21: Kangle Unit Conversion

    • Example 8: To generate a random number between 0.000 and 0.999 A M = 0.664 (The above value is a sample only. Results differ each time.) A x = • Example 9: 3π 9.424777961 • Example 10: To determine how many different 4-digit values can be produced using the numbers 1 through 7 •...

  • Page 22: Kengineering Notation Calculations

    • Example 1: To convert polar coordinates (r 2, 60°) to rectangular coordinates (x, y) (Deg) 1.732050808 • Press to display the value of , or to dis- play the value of • Example 2: To convert rectangular coordinates (1, 3) to polar coordinates (r, ) (Rad) θ...
  • Page 23 (Eng ON): Engineering symbols on (indicated by “Eng” on the display) (Eng OFF): Engineering symbols off (no “Eng” indicator) • The following are the nine symbols that can be used when engineering symbols are turned on. To input this symbol: Perform this key operation: Unit k (kilo) M (Mega)

  • Page 24: Statistical Calculations

    Statistical Calculations Standard Deviation Use the key to enter the SD Mode when you want to perform statistical calculations using standard de- viation. F F 1 SD ............. • In the SD Mode and REG Mode, the key operates as key.
  • Page 25 σ A X 2 = n) = 1.316956719 Population Standard Deviation ( A X 1 = ) = 53.375 Arithmetic Mean ( A U 3 = Number of Data ( ) = 8 A U 2 = Σx Sum of Values ( ) = 427 A U 1 = Σx...

  • Page 26: Normal Distribution

    Press to exit data input without registering the value you just input. Press if you want to register the value you just input, without saving it in memory. If you do this, however, you will not be able to display or edit any of the data you have input.

  • Page 27: Regression Calculations

    Regression Calculations Use the key to enter the REG Mode when you want to perform statistical calculations using regression. F F 2 REG ............• In the SD Mode and REG Mode, the key operates as key. • Entering the REG Mode displays screens like the ones shown below.
  • Page 28 To recall this type of value: Perform this key operation: Σx A U 1 Σx A U 2 A U 3 Σy A U r 1 Σy A U r 2 Σxy A U r 3 A X 1 xσ A X 2 xσ...

  • Page 29: Linear Regression

    u Linear Regression • The regression formula for linear regression is: = A + B • Example: Atmospheric Pressure vs. Temperature Perform linear regression to de- Atmospheric Temperature Pressure termine the regression formula 10°C 1003 hPa terms and correlation coefficient 15°C 1005 hPa for the data nearby.

  • Page 30: Quadratic Regression

    E A U r 3 , Sample Covariance = 35 A U 3 - A X 1 - A X r 1 F \ E A U 3 , u Logarithmic, Exponential, Power, and Inverse Regression • Use the same key operations as linear regression to recall results for these types of regression.

  • Page 31: Complex Number Calculations

    A X r r r 3 = when i is 16 = –13.38291067 A X r r r 1 = when i is 20 = 47.14556728 A X r r r 2 = when i is 20 = 175.5872105 Data Input Precautions •...

  • Page 32: Kabsolute Value And Argument Calculation

    • You can use the replay function in the CMPLX Mode. Since complex numbers are stored in replay memory in the CMPLX Mode, however, more memory than normal is used up. • Example: (2 3 ) (4 5 (Real part 6) (Imaginary part 8 k Absolute Value and Argument Calculation...

  • Page 33: Kconjugate Of A Complex Number

    to toggle the display between the absolute value ) and argument ( ). ↔ 1.414213562 • Example: 1 1 + i A Y = A r (Angle unit: Deg) A Z = A r • You select rectangular form ( ) or polar form ( for display of complex number calculation results.
  • Page 34 automatically cuts off the decimal part. • Negative binary, octal, and hexadecimal values are produced by taking the two’s complement. • You can use the following logical operators between values in Base- calculations: and (logical product), or (logical sum), xor (exclusive or), xnor (exclusive nor), Not (bitwise complement), and Neg (negation).

  • Page 35: Technical Information

    • Example 4: To convert the value 22 to its binary, oc- tal, and hexadecimal equivalents. (10110 , 26 , 16 Binary mode: l l l 1 10110. (d) 22 Octal mode: Hexadecimal mode: • Example 5: To convert the value 513 to its binary equivalent.

  • Page 36: Kerror Messages

    k Error Messages The calculator is locked up while an error message is on the display. Press to clear the error, or press to display the calculation and correct the problem. See “Error Locator” for details. Math ERROR • Causes •...

  • Page 37: Korder Of Operations

    Arg ERROR • Cause • Improper use of an argument • Action • Press to display the location of the cause of the error and make required corrections. k Order of Operations Calculations are performed in the following order of prec- edence.

  • Page 38: Kstacks

    • Operations of the same precedence are performed from 120 → right to left. {In( 120)} • Other operations are performed from left to right. • Operations enclosed in parentheses are performed first. • When a calculation contains an argument that is a negative number, the negative number must be enclosed within parentheses.

  • Page 39: Kinput Ranges

    • Calculations are performed in sequence according to “Order of Operations.” Commands and values are de- leted from the stack as the calculation is performed. k Input Ranges Internal digits: 12 Accuracy*: As a rule, accuracy is ±1 at the 10th digit. Functions Input Range DEG 0...
  • Page 40 Functions Input Range 69 ( is an integer)  1 10 are integers) )!}  1 10 –  1 10 are integers) )!}]  1 10 – 9.999999999 10 Pol(x, y) 9.999999999 10 , ) 0 9.999999999 10 Rec( θ: Same as sin ...

  • Page 41: Power Supply

    internal consecutive calculations that are performed in the case of ^( , etc.) In the vicinity of a function’s singular point and point of inflection, errors are cumulative and may become large. Power Supply This calculator is powered by a single AA-size battery. Replacing the Battery Dim figures on the display of the calculator indicate that battery power is low.

  • Page 42: Specifications

    Specifications Power Supply: Single AA-size battery (R6P (SUM-3)) Battery Life: Approximately 17,000 hours continuous display of flashing cursor. Approximately 2 years when left with power turned off. 20.0 (H) i 78 (W) i 155 (D) mm Dimensions: Weight: 133 g (4.7 oz) including battery Power Consumption: 0.0002 W Operating Temperature: 0°C to 40°C (32°F to 104°F) –...
  • Page 43 CASIO COMPUTER CO., LTD. 6-2, Hon-machi 1-chome Shibuya-ku, Tokyo 151-8543, Japan SA0311-C Printed in China CA310107-001V03...

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