Table of Contents
Related Manuals for Casio fx-82AR X
Summary of Contents for Casio fx-82AR X
- Page 1 X fx-95AR X ’ User s Guide CASIO Worldwide Education Website http://edu.casio.com Manuals are available in multi languages at http://world.casio.com/manual/calc Be sure to keep all user documentation handy for future reference.
-
Page 2: Table Of Contents
Technical Information................22 ■■ Frequently Asked Questions ■■............25 • 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. -
Page 3: About This Manual
About this Manual • Unless specifically stated, all sample operations in this manual assume that the calculator is in its initial default setup. Use the procedure under “Initializing the Calculator” to return the calculator to its initial default setup. • The contents of this manual are subject to change without notice. •... -
Page 4: Getting Started
(Contrast). Next, use and to adjust contrast. After the setting is the way you want, press . *1: fx-82AR X *2: fx-95AR X Important: If adjusting display contrast does not improve display readability, it probably means that battery power is low. Replace the battery. -
Page 5: Calculation Mode
The keypad has been shifted by pressing the key. The keypad will unshift and this indicator will disappear when you press a key. The alpha input mode has been entered by pressing the key. The alpha input mode will be exited and this indicator will disappear when you press a key. -
Page 6: Input And Output Formats
General calculations (Calculate) Statistical and regression calculations (Statistics) Generate a number table based on one (Table) or two functions Equation and function calculations (Equation/Func)* Inequality calculations (Inequality)* Ratio calculations (Ratio)* * fx-95AR X only 3. Press to display the initial screen of the mode whose icon you selected. -
Page 7: Configuring The Calculator Setup
LineI/LineO LineI/DecimalO Note: The initial default input/output format setting is MathI/MathO. Configuring the Calculator Setup To change the calculator setup 1. Press (SETUP) to display the setup menu. 2. Use and to scroll the setup menu, and then input the number displayed to the right or left of the item whose setting you want to... -
Page 8: Inputting Expressions And Values
◆ Statistics On; Off Specifies whether or not to display a Freq (frequency) column in the Statistics Mode Statistics Editor. ◆ Equation/Func (fx-95AR X only) On ; Off Specifies whether or not to use complex numbers in solutions output in the Equation/Func Mode. ◆... - Page 9 Calculation Priority Sequence The priority sequence of input calculations is evaluated in accordance with the rules below. When the priority of two expressions is the same, the calculation is performed from left to right. Parenthetical expressions Functions that have parentheses (sin(, log(, etc., functions that take an argument to the right, functions that require a closing parenthesis after the argument) , ��...
-
Page 10: Toggling Calculation Results
Note • When you press and obtain a calculation result, part of the expression you input may be cut off. If you need to view the entire input expression again, press and then use and to scroll the input expression. -
Page 11: Basic Calculations
• You cannot switch from decimal form to mixed fraction form if the total number of digits used in the mixed fraction (including integer, numerator, denominator, and separator symbol) is greater than 10. To obtain a decimal value calculation result while MathI/MathO or LineI/ LineO is selected Press (≈) instead of ... -
Page 12: Calculation History And Replay
Using Engineering Notation 1234 Transform the value 1234 to engineering 1234 notation, shifting the decimal mark to the 1.234×10 right, and then to the left. 1234×10 1.234×10 (←) 0.001234×10 (←) Prime Factorization In the Calculate Mode, a positive integer no more than 10 digits long can be factored to prime factors. -
Page 13: Function Calculations
123 + 456 = 579 123456 789 − 579 = 210 (Continuing) 789 Variables (A, B, C, D, E, F, M, x, y) You can assign values to variables and use the variables in calculations. To assign the result of 3 + 5 to variable A 35(A) To multiply the contents of variable A by 10 (Continuing) (A)10*... - Page 14 Pi π: π is displayed as 3.141592654, but π = 3.14159265358980 is used for internal calculations. Natural Logarithm Base e: e is displayed as 2.718281828, but e = 2.71828182845904 is used for internal calculations. sin, cos, tan, sin , cos , tan : Specify the angle unit before performing calculations.
- Page 15 • Specify the angle unit before 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°. 2, 2 to polar coordinates (Angle To convert rectangular coordinates Unit: Degree)
-
Page 16: Statistical Calculations
Statistical Calculations Perform the steps below to start a statistical calculation. 1. Press , select the Statistics Mode icon, and then press . 2. On the Select Type screen that appears, select a statistical calculation type. To select this type of statistical calculation: Press this key: (1-Variable) Single-variable (x) - Page 17 Important: All data currently input in the Statistics Editor is deleted whenever you exit the Statistics Mode, switch between the single-variable and a paired-variable statistical calculation type, or change the Statistics setting on the setup menu. To delete a line: In the Statistics Editor, move the cursor to the line that you want to delete and then press .
-
Page 18: Equation Calculations (Fx-95Ar X Only)
; freq {1;1, 2;2, 3;3, 4;2, 5;1}, and calculate the mean. (SETUP) or (Statistics)(On) *1: fx-82AR X *2: fx-95AR X (Select Type)(1-Variable) 12345 1232 (Variable)( �� − ) Ex 3: To calculate the logarithmic regression correlation coefficients for the following paired-variable data and determine the regression formula: (x, y) = (20, 3150), (110, 7310), (200, 8800), (290, 9310). - Page 19 Press (Simul Equation), and then Simultaneous linear equations use a number key ( to ) to with two, three, or four unknowns specify the number of unknowns. Press (Polynomial), and then use Quadratic equations, cubic a number key ( to ) to specify equations, or quartic equations the polynomial degree.
-
Page 20: Creating A Number Table
1. Press , select the Table Mode icon, and then press . 2. Configure settings to generate a number table from two functions. (SETUP) or (Table)(f(x),g(x)) *1: fx-82AR X *2: fx-95AR X 3. Input �� (x)12 4. Input �� −... -
Page 21: Inequality Calculations (Fx-95Ar X Only)
Inequality Calculations (fx-95AR X only) You can use the procedure below to solve a 2nd, 3rd, or 4th degree inequality. 1. Press , select the Inequality Mode icon, and then press . 2. On the dialog box that appears, use a number key ( to ) to specify the degree of the inequality. -
Page 22: Errors
• To solve 3 : 8 = X : 12 for X, for example, press in step 1, and then input the following for the coefficients (A = 3, B = 8, D = 12): 3812. • Pressing will reset all of the coefficients to one. 4. -
Page 23: Before Assuming Malfunction Of The Calculator
• An attempt to generate a number table in the Table Mode whose conditions cause it to exceed the maximum number of allowable rows. → Narrow the table calculation range by changing the Start, End, and Step values, and try again. Before Assuming Malfunction of the Calculator... - Page 24 In general, ±1 at the 10th digit for a single calculation. Precision for exponential display is Precision ±1 at the least significant digit. Errors are cumulative in the case of consecutive calculations. Function Calculation Input Ranges and Precision Functions Input Range 0 ≦...
- Page 25 |x|, |y| ≦ 9.999999999 × 10 Pol(x, y) ≦ 9.999999999 × 10 �� + �� 0 ≦ r ≦ 9.999999999 × 10 Rec(r, θ) θ: Same as sinx ; 0 ≦ b, c |a|, b, c < 1 × 10 °’...
-
Page 26: Frequently Asked Questions
Contrast setting): (RESET)(Setup Data)(Yes). When I execute a function calculation, why do I get a calculation result that is completely different from older CASIO calculator models? → With a Natural Textbook Display model, the argument of a function that uses parentheses must be followed by a closing parenthesis. - Page 27 CASIO COMPUTER CO., LTD. 6-2, Hon-machi 1-chome Shibuya-ku, Tokyo 151-8543, Japan Responsible within the European Union: Casio Europe GmbH Casio-Platz 1 22848 Norderstedt, Germany www.casio-europe.com This mark applies in EU countries only. SA1502-A Printed in China © 2015 CASIO COMPUTER CO., LTD.