Casio FX-991ES Support Question
Casio FX-991ES Support Question
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Question posted by Anonymous-171226 on May 6th, 2022
What Is The M Above Screen Next To A?
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Answer #1: Posted by SonuKumar on May 6th, 2022 9:32 PM
SonuKumar
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Related Casio FX-991ES Manual Pages
User Guide - Page 4
... CASIO Computer Co., Ltd. Initializing the Calculator
Perform the following shows an example of how a key operation to select an on-screen menu item is marked with or arising out...Computer Co., Ltd. • The following procedure when you want to initialize the calculator and return the calculation mode and setup to their initial default settings.
REPLAY
• The displays and ...
User Guide - Page 7
... screen.
E-5 Before Using the Calculator
k Removing the Hard Case
Before using d and e while the mode menu (which appears when you want, press A.
• You can also adjust contrast using the calculator,...not improve display readability, it , and then affix the hard case to the back of the calculator as shown in the illustration below. k Turning Power On and Off
• Press O to turn ...
User Guide - Page 8
... a value stored in the MATRIX Mode. The default angle unit is more data above/below the current screen. There is in independent memory. The calculator is standing by pressing the S key.
The keypad will unshift and this indicator will disappear when you press a key. The alpha input mode will be ...
User Guide - Page 9
... Mode, for example, press 2.
The setup menu has two screens, which you can use to control how the calculations are executed and displayed.
k Configuring the Calculator Setup
Pressing 1N(SETUP) displays the setup menu, which you can jump between using c and f. c
f
E-7
Calculation Modes and Calculator Setup
k Calculation Modes
When you want to perform this mode:
COMP...
User Guide - Page 11
only. The decimal point for input values is applied for calculation results
. Outside the specified range, results are displayed using exponential format.
To specify this: Show FREQ Column Hide FREQ Column
Perform this key...Dot) 1Nc5(Disp)2(Comma)
• The setting you configure here is always a dot ( ). E-9 • Norm: Selecting one of the STAT Mode STAT editor screen on or off.
User Guide - Page 13
...or more than one byte. This will cause the ' indicator to appear to the right of the screen. Note, however, that when you are inputting functions with Math Format". Example: sin 30 =
LINE...] indicator is displayed, you want to use the e key to 14 characters at the end of a calculation, immediately before the = key is different if you can omit the multiplication sign (×) in any of ...
User Guide - Page 14
...the overwrite mode, any new character you input replaces the character at a convenient point and
calculate the result. You can switch to the overwrite mode by pressing 1Y(INS). • ...let you change to the overwrite mode when you can only use depends on the display screen. k Correcting an Expression
This section explains how to correct an expression as a straight vertical (I)...
User Guide - Page 16
... will become impossible if you nest too many functions and/or parentheses. E-14 This will become impossible if the height of the calculation you can also exit the error screen by mistake instead of 14 ÷ 10 × 2 = Use the insert mode for the following operation. d1
=
You can input and display...
User Guide - Page 18
... 2 =
5
MATH
Math
(1+'2c5e)
w*2=
• When you press = and obtain a calculation result using Math format, you need to view the entire input expression again, press A and then...The following examples show the other functions that value or fraction will be used in the Example 3 screen shot. Example: To incorporate the expression inside of the parentheses of the expression you input can ...
User Guide - Page 46
...
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.
E-44 k Absolute Value and Argument (Abs, arg)
You can use the following procedure...
User Guide - Page 47
... cell where the cursor is located.
FREQ (Frequency) Column If you turn on the Statistical Display item on the calculator's setup screen, a column labeled "FREQ" will also be included on the STAT Editor Screen • Data you input appears in the formula area.
Example: To input the value 123.45 in cell X1...
User Guide - Page 48
... cursor to the line that will
be shown or hidden) on the Statistical Display setting of the calculator's setup screen.
STAT Editor Screen Input Precautions • The number of lines in a Cell (1) On the STAT editor screen, move the cursor to the line you want
to be under the line you will not work...
User Guide - Page 49
... Menu Items Common Items
Select this menu item: 1Type 2Data 3Edit
4Sum
5Var
6MinMax
When you want to the STAT calculation screen. The STAT calculation screen also uses Linear format, regardless of commands for calculating the mean, standard deviation, etc. Note
• Note that you input with the data you can perform the procedures under...
User Guide - Page 51
... variate when the sample value is calculated with the expression shown below . Standard Normal Distribution
P (t)
Q (t)
R (t)
0 t
0 t
0 t
Appendix Single-variable Statistical Calculation
Select single-variable (1-VAR) and ...approximation on
the input sample data (from the data input on the STAT editor
screen. Normalized variate t is 7 (R value for
normalized variate when X = ...
User Guide - Page 55
...00000000 < x < 7FFFFFFF decimal Negative: 80000000 < x < FFFFFFFF
• The allowable calculation range is narrower from binary (16 bits) than it is for the other number systems (32 bits)....8226; A Math ERROR occurs when a calculation result is indicated in the BASE-N Mode.
Key
Number Base
U
Decimal
c
Hexadecimal
b
Binary
q
Octal
Screen Indicator Dec Hex Bin Oct
• The...
User Guide - Page 59
... engineering notation while an equation solution is 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 the MATRIX Mode.
(2) Press a number key (1, 2, or 3) to specify the name of simultaneous linear equations, you...
User Guide - Page 60
... for example, press 14(MATRIX)
2(Data)1(MatA).
(2) Press 1t(STO). • This causes the "STO" indicator to appear on the display switches to the matrix calculation screen. (3) Press a number key (1 through 6) to specify the matrix dimension you want to create another matrix, repeat this key: y(MatA) e(MatB) w(MatC)
• Pressing e(MatB) copies...
User Guide - Page 61
...inverse matrix of Matrix A (MatA-1).
• Use the E key to Perform a Series of Calculations".
Note that appears when you press 14(MATRIX). Select this menu item:
When you want to ...You cannot edit the contents of a cell. • To switch to the matrix calculation screen, press A. • While the MatAns screen is on the display, you can press an
arithmetic operator key (like + or -)...
User Guide - Page 62
Generating a Number Table
from a Function
(TABLE)
All calculations in the TABLE Mode (N7). Indicates the initial default start value ...Abs(MatB)) of each element of Matrix A.
• Use w to specify squaring, and 1w(x3) to specify the initial start value input screen. Note that you want, press =. • This displays the start value for this input. Function: f(x) = x2 + 1 2
Start ...
User Guide - Page 63
... or stored in independent memory).
• Only variable X can specify either values or calculation expressions (which
must produce a numeric result) for Start, End, and Step.
•... specified Start, End, and Step values should produce a
maximum of variable X to the function editor screen. Indicates the initial default step value of 5. • Specify the end value. (5) After specifying...
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