Casio FX-83GT PLUS user manual

User manual for the device Casio FX-83GT PLUS

Device: Casio FX-83GT PLUS
Category: Calculator
Manufacturer: Casio
Size: 0.33 MB
Added : 10/5/2014
Number of pages: 32
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Abstracts of contents
Summary of the content on the page No. 1

E
fx-83GT PLUS
fx-85GT PLUS
User’s Guide
CASIO Worldwide Education Website
http://edu.casio.com
CASIO EDUCATIONAL FORUM
http://edu.casio.com/forum/

Summary of the content on the page No. 2

Contents Important Information ............................................................. 2 Sample Operations.................................................................. 2 Initializing the Calculator........................................................ 2 Safety Precautions .................................................................. 2 Handling Precautions.............................................................. 2 Removing the Hard Case .....................................

Summary of the content on the page No. 3

Important Information • The displays and illustrations (such as key markings) shown in this User’s Guide are for illustrative purposes only, and may differ somewhat from the actual items they represent. • The contents of this manual are subject to change without 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 this product and items that come with it.

Summary of the content on the page No. 4

• Do not subject the calculator to excessive impact, pressure, or bending. • Never try to take the calculator apart. • Use a soft, dry cloth to clean the exterior of the calculator. • Whenever discarding the calculator or batteries, be sure to do so in accordance with the laws and regulations in your particular area. * Company and product names used in this manual may be registered trademarks or trademarks of their respective owners. Removing the Hard Case Before using the calculator, slide its

Summary of the content on the page No. 5

Reading the Display The display of the calculator shows expressions you input, calculation results, and various indicators. Inputexpression Indicators Math Math Math Math Calculation result • 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 result display. • If a indicator appears on the right side of the input expression, it means the displayed calculation continues to the

Summary of the content on the page No. 6

Important: For some 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. 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 t

Summary of the content on the page No. 7

Deg Rad Gra Specifies degrees, radians or grads as the angle unit for value input and calculation result display. Note: In this manual, the symbol next to a sample operation indicates degrees, while the symbol indicates radians. Fix Sci Norm Specifies the number of digits for display of a calculation result. Fix: The value you specify (from 0 to 9) controls the number of decimal places for displayed calculation results. Calculation results are rounded off to the specified dig

Summary of the content on the page No. 8

Inputting Expressions and Values Basic Input Rules Calculations can be input in the same form as they are written. When you press the priority sequence of the input calculation will be evaluated automatically and the result will appear on the display. 4 sin30 (30+10 3) = 120 4 30 30 10 3 1 * 2 3 * * 1 * Inputoftheclosingparenthesisisrequiredforsin,sinh,andotherfunctions that include parentheses. 2 * These multiplication symbols ( ) can be omitted. A multiplication symbol can be omi

Summary of the content on the page No. 9

Negative sign (–) Note: When squaring a negative value (such as –2), the value being squared must be enclosed in parentheses ( 2 2 ). Sincex has a higher priority than the negative sign, 5th inputting 2 would result in the squaring of 2 and then appending a negative sign to the result. Always keep the priority sequence in mind, and enclose negative values in parentheses when required. 6th STAT Mode estimated values ( , , 1, 2) 7th Multiplication where the multiplication sign is omitte

Summary of the content on the page No. 10

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 parenthesis to the right, if there is one, or everything up to the first function to the right (sin(30), log2(4), etc.) This capability can be used with the following functions: , , ( ), ( ), ( ), , , ( ), . Overwrite Input Mode (Linear Display only) You can s

Summary of the content on the page No. 11

Math Math • ( ) Math Math 3 • • To input 1.428571428571... (1.428571) Math Math • 1 ( ) Math Math 428571 • • • • To calculate 1.021 + 2.312 Math Math • 1 ( )021 • 2 ( ) 312 Math Math Calculation result displayed as recurring decimal value: Note: • You can specify up to 14 decimal places for the recurring decimal period. If you input more than 14 decimal places, the value will be treated as a terminating decimal and not

Summary of the content on the page No. 12

• • 1 = 0.142857 = 0.1428571429 (Norm 1) 7 Math Math 1 7 Math Math Display as recurring decimal: Math Math Decimal value according to Norm 1 setting: Math Math Return to initial display format (fraction): • • 1 1÷7= = 0.142857 = 0.1428571429 (Norm 1) 7 Math Math 1 7 Math Math Display as fraction: Math Math Display as recurring decimal: Math Math Return to initial display format (Norm 1): • • 1 = 0.142857 = 0.1428571429 (Norm 1) 7 1 7 Display as recurring decimal: Decimal v

Summary of the content on the page No. 13

Return to initial display format (fraction): • • 1 1÷7= 0.1428571429 (Norm 1) = 0.142857 = 7 1 7 Display as fraction: Display as recurring decimal: Return to initial display format (Norm 1): Conditions for Displaying a Calculation Result as a Recurring Decimal If a calculation result satisfies the following conditions, pressing will display it as a recurring decimal value. • The total number of digits used in the mixed fraction (including integer, numerator, denominator, and separator

Summary of the content on the page No. 14

• • • • 123 1234 To confirm the following: 0.123 = , 0.1234 = , 999 9999 • • 12345 0.12345 = 99999 Math Math 123 999 Math Math Math Math 1234 9999 Math Math Math Math 12345 99999 Math Math Toggling Calculation Results While Natural Display is selected, each press of will toggle the currently displayed calculation result between its fraction form and decimal form, its form and decimal form, or its form and decimal form. 1 ÷ 6 = = 0.5235987756 6 1 ( ) 6 0.5235987756

Summary of the content on the page No. 15

Important: • Depending on the type of calculation result that is on the display when you press the key, the conversion process may take some time to perform. • With certain calculation results, pressing the key will not convert the displayed value. • When ON is selected for Rdec on the setup menu, pressing will switch the calculation result to recurring decimal form. For details, see “Recurring Decimal Calculations”. • You cannot switch from decimal form to mixed fraction form if the tota

Summary of the content on the page No. 16

Degree, Minute, Second (Sexagesimal) Calculations Performing an addition or subtraction operation between sexagesimal values, or a multiplication or division operation between a sexagesimal value and a decimal value will cause the result to be displayed as a sexagesimal value. You also can convert between sexagesimal and decimal. The following is the input format for a sexagesimal value: {degrees} {minutes} {seconds} . Note: You must always input something for the degrees and minutes, even i

Summary of the content on the page No. 17

3 + 3 = 6 3 3 6 (Scrollsback.) 4 (Scrollsbackagain.) 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 any reset operation. Replay While a calculation result is on the display, you can press or to edit the expression you used for the previous calculation. 4 × 3 + 2.5 = 14.5

Summary of the content on the page No. 18

Independent Memory (M) You can add calculation results to or subtract results from independent memory. The “M” appears on the display when there is any value other than zero stored in independent memory. 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

Summary of the content on the page No. 19

Function Calculations For actual operations using each function, see the “Examples” section following the list below. : is displayed as 3.141592654, but = 3.14159265358980 is used for internal calculations. e : e is displayed as 2.718281828, but e = 2.71828182845904 is used for internal calculations. −1 −1 −1 sin, cos, tan, sin , cos , tan : Trigonometric functions. Specify the angle unit before performing calculations. See 1. −1 −1 −1 sinh, cosh, tanh, sinh , cosh , tanh : Hyperbolic functio

Summary of the content on the page No. 20

RanInt#: For input of the function of the form RanInt#(a,b), which generates a random integer within the range ofa tob. See 12 . nPr, nCr: Permutation (nPr) and combination (nCr) functions. See . 13 Rnd: The argument of this function is made a decimal value and then rounded in accordance with the current number of display digits setting (Norm, Fix, or Sci). With Norm 1 or Norm 2, the argument is rounded off to 10 digits. With Fix and Sci, the argument is rounded off to the specified digit. When


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