Casio FX-991ES Support Question
Casio FX-991ES Support Question
Find answers below for this question about Casio FX-991ES.Need a Casio FX-991ES manual? We have 2 online manuals for this item!
Question posted by ratool890 on May 27th, 2013
The Display Number Is Not Ok, It Show As Mirror Format
i have casio fx-991es natural display scientific calcuiator but the display of the calculator shows reverse like mirror, how i get default disply look
Current Answers
Related Casio FX-991ES Manual Pages
User Guide - Page 8
... Mode. k About the Display
Your calculator has a 31-dot × 96-dot LCD screen. There is in independent memory. The default angle unit is grads. A fixed number of a variable name to assign a value to recall the variable's value. A fixed number of a multi-statement calculation. The default angle unit is selected as the input/output format. Math style is...
User Guide - Page 9
... want to perform this mode:
COMP CMPLX
STAT
BASE-N
EQN MATRIX
TABLE
VECTOR
(2) Press the number key that takes a long time to execute, the display may show only the above indicators (without any value) while it performs the calculation internally. The setup menu has two screens, which you can use to control how the...
User Guide - Page 10
... Format
Specifying the Default Angle Unit
To specify this key operation: 1N6(Fix)0-9 1N7(Sci)0-9 1N8(Norm)1(Norm1) or 2(Norm2)
Calculation Result Display Examples • Fix: The value you specify (from 0 to use "]CONT'". Example: 100 ÷ 7 = 14.286 (Fix3) 14.29 (Fix2)
• Sci: The value you specify (from 1 to 10) controls the number...
User Guide - Page 11
...for input values is always a dot ( ).
E-9 To specify this: Show FREQ Column Hide FREQ Column
Perform this key operation: 1Nc4(STAT)1(ON) 1Nc4(STAT)2(OFF)
Specifying the Decimal Point Display Format
To specify this decimal
point display format:
Dot (.) , Comma ( )
Perform this key operation: number format:
Rectangular Coordinates 1Nc3(CMPLX)1(a+bi)
Polar Coordinates
1Nc3(CMPLX)2(r∠...
User Guide - Page 12
... without doing anything, press A(Cancel) instead of the functions shown below .
19(CLR)1(Setup)=(Yes)
This setting: Calculation Mode Input/Output Format Angle Unit Display Digits Fraction Display Format Complex Number Format Statistical Display Decimal Point
Is initialized to input the argument and the closing parenthesis ()). Example: 2 (5 + 4) - 2 × (-3) =
LINE
2(5+4)2*y3...
User Guide - Page 13
Final Closed Parenthesis You can show up to 99 bytes of a calculation, immediately before the = key is pressed. For details, see "Inputting with Math Format".
At this time, the...e key to use Math format. Input expression: 1111 + 2222 + 3333 + 444
Math
Displayed portion:
Cursor
• When the ] indicator is different if you want to scroll back.
Number of the expression. This ...
User Guide - Page 17
... Symbols Supported for Math Format Input
• The "Bytes" column shows the number of bytes of memory that are all performed while Math format is
selected. • Pay close attention to the location and size of e) Square Root Cube Root Square, Cube Reciprocal Power Power Root Integral Derivative Σ Calculation Absolute Value Parentheses
Key Operation...
User Guide - Page 19
Note
• When "LineIO" is selected for the input/output format, calculation results are the same as those for the input/output format, you can specify whether calculation results should be displayed in a Form that Includes '2, π, etc. (Irrational Number Form)
When "MthIO" is selected for S-D conversion.
Example 1: '2 +'8 = 3'2
MATH
Math
1
!2e+!8=
Math
2
!2e+!81=
E-17
...
User Guide - Page 20
...10000
Calculation results may be
displayed. Trigonometric function calculations
c. Complex number Abs calculations
d. k ' Form Calculation Range
Note
When performing complex number calculations in ... symbols can be displayed in the CMPLX Mode, the following are the calculations for which ' form is also counted as a term). ' form calculation results use display formats like those shown
...
User Guide - Page 23
...215; (4 - 1) = 15
LINE
(2+3)* (4-1=
k Fraction Calculations
How you should input fractions depends on the input/output format that involves both fraction and decimal values is displayed in decimal format. Appendix -2 + -1 = -7
326 3 -1 + 1 -2 = 4 - 11 (Fraction Display Format: ab/c)
4 3 12
4 - 3 -1 = -1 (Fraction Display Format: ab/c) 22
• If the total number of digits used for a mixed...
User Guide - Page 24
...Format f
• 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 format if the total number...) Calculations
You can perform calculations using sexagesimal values, and convert values between sexagesimal and decimal. k Percent Calculations
Inputting...
User Guide - Page 35
...use the & key when inputting an expression with
the form of "logmn" while using Math format. For details, see
Appendix . LINE
(15(π)/2) 1G(DRG')2(r)=
501G(DRG') 3(g)=
...number key that the calculator's default angle unit is a natural logarithm function with base e. • You can specify base m using the & key for input. The calculator will automatically convert it to display...
User Guide - Page 44
... + 2i
MATH
CMPLX
Math
2*(!3e+i)=
E-42 k Calculation Result Display Format
Your calculator can display complex number calculation results in the CMPLX Mode (N2). Examples of the format a + bi.
The key operation below shows how to input 2 + 3i, for argument θ input and result display is referred to become an imaginary number i input key. Appendix (1 + 3i) ÷ (2i...
User Guide - Page 45
...
Math
1+i=
• Argument θ is output in the range of the complex number 2 + 3i.
Specifying the Calculation Result Display Format
You can override complex number display settings and specify the format that should be used to display calculation results. • To specify rectangular coordinate format for the calculation result,
perform the following key operation at the end of the...
User Guide - Page 46
... plane for a complex number of the format Z = a + bi. 1w(Abs); 12(CMPLX)1(arg)
Appendix
Obtain the absolute value and argument of 2 + 2i.
*1 Absolute Value
*2 Argument
Statistical Calculation (STAT)
All calculations in this section are performed in the STAT Mode (N3).
Selecting a Statistical Calculation Type In the STAT Mode, display the statistical calculation type selection screen...
User Guide - Page 47
...the STAT editor
screen are two STAT editor screen formats, depending on the STAT editor screen. STAT
=... to specify the frequency (the number of times the same sample appears...displays up to six of the STAT editor screen shows the value for the first sample or the values for Inputting Sample Data on the STAT Editor Screen • Data you turn on the Statistical Display item on the calculator...
User Guide - Page 56
... key operation below shows how to input a value of 3 using a different base.
When inputting the value, press 13(BASE) c to display page two of the BASE menu, and then press the number key that corresponds to the base you want to specify.
k Negative Number Calculations and Logical Operations
To input a negative number calculation or logical operation command...
User Guide - Page 59
... case of simultaneous linear equations, you can use the f and c keys to scroll the display between the solutions for X and Y (and Z).
• When there are stored in accordance with the input/ output format and complex number display format settings of the calculator's setup screen.
• Note that the matrix selection screen also appears whenever you enter...
User Guide - Page 63
... or calculation expressions (which
must produce a numeric result) for Start, End, and Step.
• Specifying an End value that the number table ...displays the step value input screen. Indicates the initial default end value of 1. • Specify the step value. • For details about specifying the start value, press =. • This displays the end value input screen. Executing a number...
User Guide - Page 64
... format or Linear format) on the calculator's setup screen while in a special Vector Answer Memory named "VctAns".
Table contents cannot be edited. • Pressing the A key returns to specify the dimension displays the vector editor screen. k TABLE Mode Precautions
Note that the vector selection screen also appears whenever you enter the VECTOR Mode.
(2) Press a number...
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